YASKAWA SGMCS series direct drive servo motor

YASKAWA SGMCS series direct drive servo motor

Core positioning

The YASKAWA SGMCS series directly drives servo motors and SGDS/SGDH series servo amplifiers, providing full process guidance for high-precision industrial equipment design. The core focus is on the three major advantages of high torque, high precision, and no backlash of gearless direct drive technology, covering product lineup, technical parameters, system configuration, wiring specifications, peripheral equipment selection, and order reference in detail. It is suitable for high-precision application scenarios such as semiconductor manufacturing, LCD panel production, electronic component assembly, and IC testing, helping engineers achieve equipment miniaturization, high performance, and low maintenance design.

Product System and Model Interpretation

（1） Servo motor (SGMCS series)

1. Product classification and core specifications

Capacity level, outer diameter specification (mm), model series, rated torque (N · m), peak torque (N · m), rated speed (min ⁻¹), maximum speed (min ⁻¹), rotor moment of inertia (kg · m ² × 10 ⁴)

Small Capacity 135 (Type B) 02B/05B/07B 2.0/5.0/7.0 6.0/15.0/21.0 200 500 28/51/77

175 (Type C) 04C/10C/14C 4.0/10.0/14.0 12.0/30.0/42.0 200-300 300-500 77/140/220

230 (D-type) 08D/17D/25D 8.0/17.0/25.0 24.0/51.0/75.0 150-200 250-500 285/510/750

290 (Type E) 16E/35E 16.0/35.0 48.0/105.0 150-200 250-500 930/1430

Medium capacity 280 (M-type) 45M/80M/1AM 45.0/80.0/110.0 135.0/240.0/330.0 150 300 388/627/865

360 (N-type) 80N/1EN/2ZN 80.0/150.0/200.0 240.0/450.0/600.0 150 250-300 1360/2470/3060

2. Model coding rules (taking SGMCS-04C3C11 as an example)

SGMCS: Identification of Direct Drive Servo Motor Series

04: Rated torque 4N · m

C: Motor outer diameter specifications (B=135mm, C=175mm, D=230mm, E=290mm, M=280mm, N=360mm)

3: Encoder type (3=20 bit absolute type (standard), D=20 bit incremental type (optional))

C: Installation flange specifications (1=no brake+drive end C-face, 3=no brake+non drive end C-face, 4=no brake+side outlet)

11: Design version number

3. Key characteristics

Accuracy configuration: 20 bit absolute encoder (standard), resolution 1048576 P/R, absolute accuracy ± 15 seconds, repeat positioning accuracy ± 1.3 seconds

Structural design: Fully enclosed self cooling (IP protection level), hollow shaft structure (compatible with wiring/piping), lightweight aluminum alloy shell

Environmental adaptation: working temperature 0-40 ℃, storage temperature -20-70 ℃, relative humidity 20% -80% (no condensation), vibration level V15

Electrical characteristics: Insulation level A (small capacity)/F (medium capacity), insulation resistance ≥ 10M Ω (500VDC), withstand voltage 1500VAC/1 minute

（2） Servo amplifier (SGDS/SGDH series)

1. Product classification and adaptation scope

Amplifier series power supply specifications, motor capacity, continuous output current (Arms), maximum output current (Arms), control mode, core functions

SGDS single-phase 100VAC small capacity (B/C/D type) 2.1-2.8 6.5-8.5 position/speed/torque control electronic gear, encoder frequency division, basic I/O control

Single phase 200VAC small capacity (B/C/D/E type) 2.1-11.6 6.5-28.0 Position/Speed/Torque Control Electronic Gear, Regenerative Resistance Connection, Fault Alarm

SGDH single-phase/three-phase 200VAC full capacity (B/C/D/E/M/N type) 2.1-24.8 6.2-56.0 position/speed/torque control (extended function) self-tuning, harmonic suppression, RS422 communication

2. Model coding rules (taking SGDS-02A01A as an example)

SGDS/SGDH: Identification of servo amplifier series (SGDH supports extended functions)

02: Maximum adaptive motor capacity (02=0.2kW, 04=0.4kW, 08=0.75kW, etc.)

A/F: Supply voltage (A=200VAC, F=100VAC)

01: Interface Specification (01=Standard Type: Analog Voltage/Pulse Reference)

A: Design version number

Core technical parameters and performance advantages

（1） Key performance indicators

Performance category specific parameter notes

Torque characteristics Rated torque: 2-200N · m; Peak torque: 6-600N · m Medium capacity models support long-term constant torque output

Speed characteristics Rated speed: 150-200min ⁻¹; Maximum speed: 250-500min ⁻¹ Low speed and high torque characteristics, no reduction mechanism required

Absolute positioning accuracy ± 15 seconds, repeated positioning accuracy ± 1.3 seconds, no gear backlash, and a 30% increase in positioning response speed

Control accuracy speed control range 1:5000, load regulation rate ± 0.01% (rated speed) suitable for high-precision speed/position control scenarios

Dynamic response rated angular acceleration of 170-1280 rad/s ² for quick start stop, reducing equipment cycle time

（2） Core technological advantages

Gearless direct drive design: eliminates backlash and slippage issues in gear transmission, improves positioning accuracy by over 50%, while reducing mechanical wear and maintenance without lubrication

High resolution encoding: 20 bit absolute encoder (1048576 P/R), supports multi turn data recording, meets micrometer level positioning requirements

Compact structure and layout: The motor is directly coupled with the load, saving installation space for the gearbox and reducing equipment volume by 20% -30%