Stepper Servo · 18 Years of Expertise
Product
25 Series DC Servo Motors (17-bit/23-bit)
Product Overview
The Lichuan 25 Series 5‑pole DC servo motors are available in power ratings from 10 W to 50 W. They feature either a 17‑bit incremental/absolute encoder or a 23‑bit incremental/absolute encoder, along with an advanced magnetic circuit design and high‑temperature‑resistant permanent magnet materials, ensuring smooth operation and exceptionally low noise levels.
Features
Parameter Table for 25 Series 5-Pole DC Servo Motors
Motor model | LC001SC17N-25M000330DC48 | LC002SC17N-25M000630DC48 | LC003SC17N-25M000930DC48 | LC005SC17N-25M001630DC48 |
Rated Power (W) | 10 | 20 | 30 | 50 |
Rated Line Voltage (V) | 48 | 48 | 48 | 48 |
Rated Line Current (A) | 2.0 | 2.0 | 2.0 | 2.6 |
Peak Current (A) | 6.0 | 6.0 | 6.0 | 7.8 |
Rated speed (rpm) | 3000 | 3000 | 3000 | 3000 |
Rated torque (N·m) | 0.032 | 0.064 | 0.096 | 0.159 |
Peak Torque (N·m) | 0.096 | 0.192 | 0.288 | 0.478 |
Back EMF (V/1000 r/min) | 1.2 | 2.4 | 3.4 | 3.7 |
Torque coefficient (N·m/A) | 0.02 | 0.03 | 0.05 | 0.06 |
Rotor inertia (kg·m²) | 0.0035 x10 -4 | 0.006 x10 -4 | 0.0085 x10 -4 | 0.012 x10 -4 |
Winding (inter-wire) resistance (Ω) | 1.03 | 1.57 | 2.3 | 1.95 |
Winding (inter-wire) inductance (mH) | 0.505 | 0.83 | 1.2 | 1.05 |
Electrical constant (Ms) | 0.49 | 0.53 | 0.52 | 1.86 |
Weight (kg) | 0.2 | 0.22 | 0.25 | 0.5 |
Encoder resolution (PPR) | 17-bit incremental/17-bit absolute encoder, 23-bit incremental/23-bit absolute encoder | |||
Motor insulation class | ClassF | |||
Protection rating | IP65 | |||
Appearance and mounting dimensions (unit: mm)

| Specification (Torque) | 0.032N.m | 0.064N.m | 0.096N.m | 0.159N.m |
| LA (fuselage length) | 53 | 63 | 74 | 91 |
Main application areas
Suitable for a wide range of automation equipment and instruments in various motion-control applications, such as robotic arms, cutting machines, oil‑spraying devices, ultrasonic equipment, material‑feeding systems, printing machinery, medical devices, packaging equipment, lithium‑battery manufacturing equipment, CNC lathes, coating systems, custom‑designed machinery, and more.
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Shenzhen Lichuan Electric Co., Ltd.
Technical Support
Engineer Xie:+86-159-0755-7836
Engineer Rao:+86-180-2520-1553
Engineer Zuo:+86-135-3098-8140
Engineer Tan:+86-189-3415-0071
Engineer Tang:+86-180-2901-2526
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English website: https://www.lichuanservomotor.com
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