Source-backed claims. Configuration, workload and evidence type matter when comparing products.
B1 key width
8 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)B1键宽 B1 key width | 3 | 5 | 6 | 8 | 12
Backlash
<8 arcmin
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; Catalogue PDF page 5. Strict less-than sign is retained. Page 3 defines backlash at output-shaft loading of ±3% of allowable output torque. This is not positioning accuracy.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)<12 | <8 | <8 | <8 | <8 | 1
Backlash
<12 arcmin
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; Catalogue PDF page 5. Strict less-than sign is retained. Page 3 defines backlash at output-shaft loading of ±3% of allowable output torque. This is not positioning accuracy.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)arcmin 弧分 | <15 | <12 | <12 | <12 | <12 | 2
Backlash
<15 arcmin
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; Catalogue PDF page 5. Strict less-than sign is retained. Page 3 defines backlash at output-shaft loading of ±3% of allowable output torque. This is not positioning accuracy.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)<18 | <15 | <15 | <15 | / | 3
D1 mounting hole distribution circle
Φ145 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)D1安装孔分布圆 D1 mounting hole distribution circle | Φ46 | Φ70 | Φ90 | Φ145 | Φ200
D2 spigot diameter
Φ110G7 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)D2定位凸台直径 D2 spigot diameter | Φ30G7 | Φ50G7 | Φ70G7 | Φ110G7 | Φ114.3G7
D3 input shaft diameter
≤Φ24G7 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)D3输入轴轴径 D3 input shaft diameter | ≤Φ8G7 | ≤Φ14G7 | ≤Φ19G7 | ≤Φ24G7 | ≤Φ35G7
D3 input shaft diameter
<Φ24G7 mm
Manufacturer specification
Configuration: 120ZDE; manufacturer bilingual catalogue; Current corporate website dimension table; Current corporate-site ZDE dimension row uses a strict less-than sign, while the manufacturer PDF uses ≤ for this frame. Source/version applicability is unresolved; do not assume interchangeability at the stated boundary.
Ningbo Zhongda Leader Intelligent Transmission Co., Ltd.<Φ24G7
D4 output shaft diameter
Φ25h7 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)D4出轴直径 D4 output shaft diameter | Φ10h7 | Φ14h7 | Φ20h7 | Φ25h7 | Φ40h7
D5 shaft shoulder diameter
Φ35 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)D5轴肩直径 D5 shaft shoulder diameter | Φ12 | Φ17 | Φ25 | Φ35 | Φ55
D6 spigot diameter
Φ80h7 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)D6定位凸台直径 D6 spigot diameter | Φ26h7 | Φ40h7 | Φ60h7 | Φ80h7 | Φ130h7
D7 body diameter
Φ115 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)D7箱体直径 D7 body diameter | Φ40 | Φ60 | Φ80 | Φ115 | Φ160
D8 hole circle
Φ100 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)D8安装孔分布圆 D8 hole circle | Φ34 | Φ52 | Φ70 | Φ100 | Φ145
Full-load efficiency
96 %
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; Catalogue PDF page 4. Full-load value; no motor efficiency included.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)96 | 1
Full-load efficiency
94 %
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; Catalogue PDF page 4. Full-load value; no motor efficiency included.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)满载效率 Full load efficiency | 94 | % | 2
Full-load efficiency
90 %
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; Catalogue PDF page 4. Full-load value; no motor efficiency included.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)90 | 3
G1 mounting threads x depth
M8X22
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)G1安装螺纹孔x深度 G1 mounting threads x depth | M4X10 | M5X12 | M6X15 | M8X22 | M12X25
G2 mounting screw hole
M10X16
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)G2安装螺纹孔 G2 mounting screw hole | M4X6 | M5X8 | M6X10 | M10X16 | M12X20
G3 center screw hole
M10X22
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)G3中心螺纹孔 G3 center screw hole | M3X9 | M5X12 | M6X16 | M10X22 | M12X25
Gearbox architecture
Spur planetary gearbox with round output mounting flange
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 3. ZDE is distinct from square-output-flange ZDF and right-angle-input ZDWE/ZDWF. The motor is a separate mating component.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)ZDE: 圆形安装法兰系列
H1 key height
28 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)H1健高 H1 key height | 11.2 | 16 | 22.5 | 28 | 43
Ingress protection
IP54
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 4.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)保护等级 IP | IP54
Input-clamp bolt tightening table
M3: 1.5 N·m / 15 kgf·cm; M4: 3.5 N·m / 35 kgf·cm; M5: 7.1 N·m / 71 kgf·cm; M6: 12 N·m / 120 kgf·cm; M8: 30 N·m / 300 kgf·cm; M10: 60 N·m / 612 kgf·cm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 17. Generic family installation table; choose the actual bolt and correct connection role.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)拧紧扭矩 Fastening Torque
固定螺栓 Combination Bolt | (N·m) | (kgf·cm)
M3 | 1.5 | 15
M4 | 3.5 | 35
M5 | 7.1 | 71
M6 | 12 | 120
M8 | 30 | 300
M10 | 60 | 612
Input coupling option
Other adapter; contact manufacturer
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Ordering option A; Catalogue PDF page 3. Manufacturer ordering option; specific motor flange/power pairing must be selected separately. No compatibility with every motor is implied.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)A: 其他适配器(请与本公司联系) A: Other type (Please contact with us)
Input coupling option
Keyway
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Ordering option K; Catalogue PDF page 3. Manufacturer ordering option; specific motor flange/power pairing must be selected separately. No compatibility with every motor is implied.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)K: 带键槽 K: With keyway
Input coupling option
Overall clamping; keyway or keyless motor
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Ordering option S; Catalogue PDF page 3. Manufacturer ordering option; specific motor flange/power pairing must be selected separately. No compatibility with every motor is implied.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)S: 整体锁紧(省略)(无论马达是否有键槽都可使用) S: Over locking (Omission) (Regardless whether the motor with keyway can use it. )
Input coupling option
Locking ring; keyway or keyless motor
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Ordering option S1; Catalogue PDF page 3. Manufacturer ordering option; specific motor flange/power pairing must be selected separately. No compatibility with every motor is implied.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)S1: 带锁紧环锁紧(无论马达是否有键槽都可使用) S1: Locking with locking ring (Regardless whether the motor with keyway can use it. )
Input coupling option
Clamping with keyway; keyed input shaft
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Ordering option S2; Catalogue PDF page 3. Manufacturer ordering option; specific motor flange/power pairing must be selected separately. No compatibility with every motor is implied.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)S2: 带键槽锁紧(输入轴带键) S2: Locking with keyway (Input shaft with key)
Input-referenced moment of inertia
1.14 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 10; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.015 | 0.054 | 0.34 | 1.14 | 3.52 | 10
Input-referenced moment of inertia
2.63 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 3; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.031 | 0.135 | 0.77 | 2.63 | 12.14 | 3
Input-referenced moment of inertia
1.79 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 4; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.022 | 0.093 | 0.52 | 1.79 | 7.78 | 4
Input-referenced moment of inertia
1.53 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 5; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.019 | 0.078 | 0.45 | 1.53 | 6.07 | 5
Input-referenced moment of inertia
1.32 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 8; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.017 | 0.065 | 0.39 | 1.32 | 4.63 | 8
Input-referenced moment of inertia
2.56 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 12; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.022 | 0.088 | 0.50 | 2.56 | 7.47 | 12
Input-referenced moment of inertia
1.79 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 15; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.019 | 0.077 | 0.44 | 1.79 | 6.65 | 15
Input-referenced moment of inertia
1.75 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 16; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.022 | 0.088 | 0.50 | 1.75 | 7.47 | 16
Input-referenced moment of inertia
1.5 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 20; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.019 | 0.075 | 0.44 | 1.50 | 6.65 | 20
Input-referenced moment of inertia
1.49 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 25; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.019 | 0.075 | 0.44 | 1.49 | 5.81 | 25
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 32; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.017 | 0.064 | 0.39 | 1.30 | 4.50 | 32
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 40; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.016 | 0.064 | 0.39 | 1.30 | 4.50 | 40
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 64; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.016 | 0.064 | 0.39 | 1.30 | 4.50 | 64
Input-referenced moment of inertia
2.62 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 9; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)Kgcm2 | / | 0.131 | 0.74 | 2.62 | / | 9
Input-referenced moment of inertia
1.49 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 100; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.019 | 0.075 | 0.44 | 1.49 | / | 100
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 120; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.016 | 0.064 | 0.39 | 1.30 | / | 120
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 160; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.016 | 0.064 | 0.39 | 1.30 | / | 160
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 200; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.016 | 0.064 | 0.39 | 1.30 | / | 200
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 256; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.016 | 0.064 | 0.39 | 1.30 | / | 256
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 320; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.016 | 0.064 | 0.39 | 1.30 | / | 320
Input-referenced moment of inertia
1.3 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 512; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.016 | 0.064 | 0.39 | 1.30 | / | 512
Input-referenced moment of inertia
1.5 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 60; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.019 | 0.075 | 0.50 | 1.50 | / | 60
Input-referenced moment of inertia
1.5 kg·cm²
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 80; Catalogue PDF page 5. The native footnote states that inertia is related to the input shaft. The printed unit is Kgcm².
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.019 | 0.075 | 0.50 | 1.50 | / | 80
Instant stop torque limit
2 × rated output torque
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 4. Instant emergency-stop limit, not continuous rated torque. Apply to the selected ratio rating.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)瞬间急停扭矩 Instant stop torque | N.M | 2倍于额定输出扭矩 Two times of rated output torque
L10 spigot depth
10 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L10定位凸台深 L10 spigot depth | 6 | 10 | 10 | 10 | 10
L1 overall length
195.2 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame column. Unit: mm is explicit.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L1箱体总长 L1 overall length | 93.5 | 106.5 | 119 | 114 | 127 | 140 | 144 | 162 | 179.5 | 195.2 | 223 | 250.5 | 302 | 345.5
L1 overall length
223 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame column. Unit: mm is explicit.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L1箱体总长 L1 overall length | 93.5 | 106.5 | 119 | 114 | 127 | 140 | 144 | 162 | 179.5 | 195.2 | 223 | 250.5 | 302 | 345.5
L1 overall length
250.5 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame column. Unit: mm is explicit.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L1箱体总长 L1 overall length | 93.5 | 106.5 | 119 | 114 | 127 | 140 | 144 | 162 | 179.5 | 195.2 | 223 | 250.5 | 302 | 345.5
L2 input flange length
66.5 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L2输入法兰长度 L2 input flange length | 28.5 | 32 | 44 | 66.5 | 99
L3 body length
73.7 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame column. Unit: mm is explicit.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L3箱体长度 L3 body length | 39 | 52 | 64.5 | 46.5 | 59.5 | 72.5 | 60 | 78 | 95.5 | 73.7 | 101.5 | 129 | 116 | 159.5
L3 body length
101.5 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame column. Unit: mm is explicit.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L3箱体长度 L3 body length | 39 | 52 | 64.5 | 46.5 | 59.5 | 72.5 | 60 | 78 | 95.5 | 73.7 | 101.5 | 129 | 116 | 159.5
L3 body length
129 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame column. Unit: mm is explicit.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L3箱体长度 L3 body length | 39 | 52 | 64.5 | 46.5 | 59.5 | 72.5 | 60 | 78 | 95.5 | 73.7 | 101.5 | 129 | 116 | 159.5
L4 output shaft length
55 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L4出轴长度 L4 output shaft length | 26 | 35 | 40 | 55 | 87
L5 output length to the shaft shoulder
50 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L5出轴长至轴肩 L5 output length to the shaft shoulder | 23 | 30.5 | 36 | 50 | 80
L6 key length
40 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L6键长度 L6 key length | 16 | 25 | 28 | 40 | 70
L7 key length to the shaft end
5 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L7键至轴末端长 L7 key length to the shaft end | 3.5 | 2.5 | 4 | 5 | 5
L8 spigot length
4 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L8定位凸台长度 L8 spigot length | 2 | 3 | 3 | 4 | 5
L9 motor shaft length
58 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)L9电机轴长度 L9 motor shaft length | 26 | 30 | 40 | 58 | 79
Lubrication
Lifetime lubrication
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 4. Manufacturer wording; no maintenance interval or lubricant chemistry is specified.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)润滑方式 Lubrication type | 终身润滑 Lifetime lubrication
Manufacturer life rating
20,000 h
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 4. Manufacturer table value; duty, load spectrum and failure criterion are not specified.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)寿命 Life | 小时 Hour | 20,000
Mass
6 kg
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; Catalogue PDF page 4. Selected frame/stage gearbox mass; mounting adapter customization can affect final assembly.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.4 | 0.9 | 2.1 | 6 | 18 | 1
Mass
8 kg
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; Catalogue PDF page 4. Selected frame/stage gearbox mass; mounting adapter customization can affect final assembly.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)重量 Weight | 0.5 | 1.1 | 2.6 | 8 | 22 | Kg | 2
Mass
9.5 kg
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; Catalogue PDF page 4. Selected frame/stage gearbox mass; mounting adapter customization can affect final assembly.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)0.6 | 1.3 | 3.1 | 9.5 | / | 3
Maximum axial force
1,050 N
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 4. At 100 RPM output speed, acting at the output-shaft midpoint (L/2). Chinese headings explicitly state force and the unit is N; the parallel English label incorrectly says torque.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)最大轴向力 Max axial torque | 80 | 225 | 450 | 1050 | 3000 | N
Maximum input speed
4,500 min⁻¹
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 5. Native PDF prints min⁻¹. This is input speed, not output speed.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)最高输入转速 Max input speed | min-1 | 4500 | 4500 | 4500 | 4500 | 4500
Maximum radial force
2,100 N
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 4. At 100 RPM output speed, acting at the output-shaft midpoint (L/2). Chinese headings explicitly state force and the unit is N; the parallel English label incorrectly says torque.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)最大径向力 Max radial torque | 160 | 450 | 900 | 2100 | 6000 | N
Motor insertion and clamping procedure
Loosen the input set bolt; insert the specified motor smoothly without tilting; secure motor bolts and input-clamp bolts using their separate tightening tables, then replace the rubber cap.
Reported claim
Configuration: 120ZDE; manufacturer family assembly guidance; Catalogue PDF page 17; integration guidance, not a numerical performance rating. Motor adapter and actual fastener context must be confirmed for the ordered reducer.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)①取下橡胶帽,转动输入轴,使螺栓头和紧定螺钉的孔吻合。并确认固定螺栓已松开。
Take off the rubber cap, turn the input shaft, and match the head of the bolt to the hole of the rubber
cap. Make sure that the set bolt is loosened.
②将马达轴平稳地插入输入轴(请确保不受阻塞地顺畅的插入)。请充分注意不要让马
达倾斜插入。
Gradually put the motor shaft into the input shaft (Ensure that it is smoothly put in without iam.)
Be careful not to be inserted with the motor tilted.
③将马达固定在减速机上,并按指定的扭矩将螺栓拧紧。参考表1
Attach the motor to the reducer and fasten the bolt with designated fastening torque. See Table 1.
④使用扭矩扳手等工具,按指定的扭矩将输入轴的固定螺栓拧紧。参考表2
Fasten the set bolt of the input shaft with designated fastening torque wrench, etc. See Table 2.
⑤盖上橡胶帽。安装到此结束。
Put on the rubber cap. It is the end of assembling.
Motor-mounting bolt tightening table
M3: 1.0 N·m / 10 kgf·cm; M4: 3.0 N·m / 30 kgf·cm; M5: 5.8 N·m / 60 kgf·cm; M6: 9.8 N·m / 100 kgf·cm; M8: 19.6 N·m / 200 kgf·cm; M10: 39.2 N·m / 400 kgf·cm; M12: 68.6 N·m / 700 kgf·cm; M16: 168 N·m / 1650 kgf·cm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 17. Generic family installation table; choose the actual bolt and correct connection role.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)马达固定螺栓 Motor Combination Bolt | 拧紧扭矩 Fastening Torque (N·m) (kgf·cm)
M3 | 1.0 | 10
M4 | 3.0 | 30
M5 | 5.8 | 60
M6 | 9.8 | 100
M8 | 19.6 | 200
M10 | 39.2 | 400
M12 | 68.6 | 700
M16 | 168 | 1650
Mounting orientation
Any
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 4.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)安装方式 Mounting type | 任意 Any
Noise
65 dB(A)
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 5. Sound-pressure test at 1 m, idle running, 3000 rpm input; not an unrestricted loaded noise guarantee.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)噪声 Noise | dB(A) | 55 | 58 | 60 | 65 | 70
Operating temperature
−25 to +90 °C
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 4.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)工作温度 Operating temperature | -25~+90 | ℃
Output-shaft coupling precautions
Avoid excessive axial mounting force and hammering; prevent a loose shaft/key connection, secure the key with a set bolt, and align shaft centers.
Reported claim
Configuration: 120ZDE; manufacturer family assembly guidance; Catalogue PDF page 18; integration guidance, not a numerical performance rating. Motor adapter and actual fastener context must be confirmed for the ordered reducer.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)1、在输出轴上安装耦合器、滑轮等时,请勿在输出轴上施加过大的轴向负荷。
When assemble a coupling, pulley, etc. onto the output shaft,make sure that excessive axial load
not be given to the output shaft.
2、请勿使用强力将轴敲入,以免使轴承或减速机内部受到损伤。
In case of strongly hitting the shaft with a hammer, the shaft inlet or the inside of the reducer
may be damaged, therefore it shall be prohibited.
3、安装的耦合器等的轴和键槽如有较大松动,可能会导致设备烧毁,安装时请充分注
意。 If the shaft or key of a coupling assembled is loosed, it may cause carbonization, so be
careful when assembling.
4、安装耦合器等时,请使用固定螺栓来将键固定住。
For assembling of a coupling, fix the key with a set bolt.
5、连接时请充分调校轴心。 Please adjust shaft centre carefully in connecting.
Q3 input flange
□130 mm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 6. ZDE round-output-flange drawing and exact-frame merged cell across stated stages. Unit: mm is explicit; printed fit, diameter, square or upper-bound symbols are retained. Input dimensions may be made to suit the motor; confirm the selected adapter.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)Q3输入法兰 Q3 input flange | □40 | □60 | □80 | □130 | □175
Rated output torque
80 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 10; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)4 | 12 | 40 | 80 | 305 | 10
Rated output torque
80 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 3; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)4.5 | 12 | 40 | 80 | 400 | 3
Rated output torque
110 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 4; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)6 | 16 | 50 | 110 | 450 | 4
Rated output torque
110 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 5; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)6 | 16 | 50 | 110 | 450 | 5 | 1
Rated output torque
100 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 1; reduction ratio 8; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)5 | 15 | 45 | 100 | 400 | 8
Rated output torque
210 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 12; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)16.5 | 40 | 100 | 210 | 700 | 12
Rated output torque
210 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 15; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)16.5 | 40 | 100 | 210 | 700 | 15
Rated output torque
260 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 16; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)20 | 44 | 120 | 260 | 800 | 16
Rated output torque
260 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 20; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)20 | 44 | 120 | 260 | 800 | 20 | 2
Rated output torque
230 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 25; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)18 | 40 | 110 | 230 | 700 | 25
Rated output torque
260 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 32; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)20 | 44 | 120 | 260 | 800 | 32
Rated output torque
230 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 40; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)18 | 40 | 110 | 230 | 700 | 40
Rated output torque
100 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 64; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)7.5 | 18 | 45 | 100 | 400 | 64
Rated output torque
210 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 2; reduction ratio 9; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)N.M | / | 40 | 100 | 210 | / | 9
Rated output torque
260 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 100; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)20 | 44 | 120 | 260 | / | 100
Rated output torque
210 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 120; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)16.5 | 40 | 100 | 210 | / | 120
Rated output torque
260 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 160; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)20 | 44 | 120 | 260 | / | 160 | 3
Rated output torque
230 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 200; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)18 | 40 | 110 | 230 | / | 200
Rated output torque
260 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 256; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)20 | 44 | 120 | 260 | / | 256
Rated output torque
230 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 320; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)18 | 40 | 110 | 230 | / | 320
Rated output torque
100 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 512; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)7.5 | 18 | 45 | 100 | / | 512
Rated output torque
210 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 60; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)16.5 | 40 | 100 | 210 | / | 60
Rated output torque
260 N·m
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Stage 3; reduction ratio 80; Catalogue PDF page 4. Exact frame column; printed N.M normalized typographically to N·m. Ratings depend on the selected ratio. No slash cell is converted to zero.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)20 | 44 | 120 | 260 | / | 80
Recommended input speed
3,000 min⁻¹
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 5. Native PDF prints min⁻¹. This is input speed, not output speed.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)推荐输入转速 Recommnd input speed | min-1 | 3000 | 3000 | 3000 | 3000 | 3000
Reducer-mounting bolt tightening table
M5: 5.8 N·m / 60 kgf·cm; M6: 9.8 N·m / 100 kgf·cm; M8: 19.6 N·m / 200 kgf·cm; M10: 39.2 N·m / 400 kgf·cm; M12: 68.6 N·m / 700 kgf·cm; M16: 16.8 N·m / 1650 kgf·cm
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 18. Generic family installation table; choose the actual bolt and correct connection role. The M16 row prints 16.8 N·m alongside 1650 kgf·cm, an unresolved manufacturer unit/value inconsistency; do not use that row without manufacturer clarification.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)拧紧扭矩 Fastening Torque
减速机固定螺栓 Reducer Combination Bolt | (N·m) | (kgf·cm)
M5 | 5.8 | 60
M6 | 9.8 | 100
M8 | 19.6 | 200
M10 | 39.2 | 400
M12 | 68.6 | 700
M16 | 16.8 | 1650
Supported reduction ratios
3, 4, 5, 8, 10, 9, 12, 15, 16, 20, 25, 32, 40, 64, 60, 80, 100, 120, 160, 200, 256, 320, 512
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 3. Family ordering list filtered by the exact-frame non-slash rows on pages 4–5. These are selectable configurations, not invented complete order codes; frame40 excludes ratio9 and frame160 excludes ratio9 and all three-stage values.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)单级 3,4,5,8,10
Single Stage 3,4,5,8,10
两级 9,12,15,16,20,25,32,40,64
Two Stage 9,12,15,16,20,25,32,40,64
三级 60,80,100,120,160,200,256,320,512
Three Stage 60,80,100,120,160,200,256,320,512
Torsional stiffness
12 N·m/arcmin
Reported claim
Configuration: 120ZDE; manufacturer bilingual catalogue; Catalogue PDF page 5.
Zhongda ZDE/ZDF/ZDWE/ZDWF/ZDS Precision Planetary Gearbox Catalogue (manufacturer-authored bilingual edition)抗扭钢性 Torsional stiffness | N.M/arcmin | 0.7 | 1.8 | 4.5 | 12 | 38