Source-backed claims. Configuration, workload and evidence type matter when comparing products.
3 phase connection
Y
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revision3 Phase Connection - Y
Back drive torque
3.8 N·m
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionBack Drive Torque N.m 3.8
Backlash
10 arcmin
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionBacklash Arcmin 10
Cogging torque
1,420 mN·m
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionCogging Torque mN.m 1420
Communication
CAN bus
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; The exact C variant has CAN bus. The manufacturer table maps EtherCAT to the separately named E variant.
MyActuator X Series V4 product manual, 2025-02-11 revisionCAN BUS EtherCAT RMD-X12-P20-320-C RMD-X12-P20-320-E N (without brake) N (without brake)
Efficiency
75 %
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionEfficiency % 75
Encoder type & interface
Dual Encoder ABS-17BIT (Input) /17BIT (Output)
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionEncoder Type & Interface - Dual Encoder ABS-17BIT (Input) /17BIT (Output)
Gear ratio
20
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionGear Ratio - 20
Inertia
12.9 kg·cm²
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionInertia Kg.cm² 12.9
Input voltage
48 V DC
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionInput Voltage V 48
Insulation grade
F
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionInsulation Grade - F
Module torque constant
3.3 N·m/A
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionModule Torque Constant N.m/A 3.3
Motor back-emf constant
17.9 V DC/krpm
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionMotor Back-EMF Constant Vdc/Krpm 17.9
Motor phase inductance
0.05 mH
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionMotor Phase Inductance mH 0.05
Motor phase resistance
0.12 Ω
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionMotor Phase Resistance Ω 0.12
No-load input current
2.7 A
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionNo-Load Input Current A 2.7
No load speed
125 RPM
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionNo Load Speed RPM 125
Peak phase current
100 A RMS
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionPeak Phase Current A(rms) 100
Peak torque
320 N·m
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionPeak Torque N.m 320
Pole pair
20
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionPole Pair - 20
Radial load
5 kN
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionRadial Load KN 5
Rated output power
1,000 W
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionRated Output Power W 1000
Rated phase current
30 A RMS
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionRated Phase Current A(rms) 30
Rated speed
100 RPM
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionRated Speed RPM 100
Rated torque
100 N·m
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionRated Torque N.m 100
Repeat position accuracy
<0.01 °
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionRepeat Position Accuracy Degree <0.01
Weight
2.6 kg
Manufacturer specification
Configuration: RMD-X12-P20-320-C V4, without brake; Manufacturer 2025-02-11 V4 table explicitly lists the CAN-only C and EtherCAT E versions together. Values reflect this historical revision; current 2026 table for E differs in several parameters, and current C applicability remains unverified.
MyActuator X Series V4 product manual, 2025-02-11 revisionWeight Kg 2.6