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CMS16-28XX with Spur gear

CMS16-28XX with Spur gear

Product catalog summary

Orbray DC Coreless Motor Series CMS16-28XX with Spur Gear

General Overview

This document provides detailed technical specifications for the Orbray CMS16-28XX series coreless motors combined with SSG15 spur gears. The series includes multiple models differentiated by gear ratios and motor characteristics.

Key Specifications

ParameterValues / Notes
Gear Reduction Ratios29.07:1, 48.58:1, 71.35:1, 93.68:1, 198.06:1, 301.84:1
Number of Gear Stages3 to 5 stages depending on ratio
Efficiency59% to 66% depending on gear ratio
Direction of RotationSpecified per model (not detailed)
Length (Motor + Gear)36.7 mm to 40.7 mm depending on model
Length (Motor + Gear + Encoder)43.2 mm to 47.2 mm
Length (Motor + Encoder only)34.1 mm
Max Allowable Torque (Continuous)15 mNm to 24 mNm
Max Allowable Torque (Intermittent)30 mNm to 60 mNm

Electrical and Mechanical Performance by Model

Three main motor variants are detailed with rated voltages and performance parameters:

  • CMS16-2805S (Rated Voltage: 7.4 V)
  • CMS16-2812S (Rated Voltage: 2 V)
  • CMS16-2852S (Rated Voltage: 2 V)
ParameterCMS16-2805SCMS16-2812SCMS16-2852S
No Load Current (mA)7 to 1610 to 115 to 6
Stall Torque (mNm)234 to 1969257 to 2163230 to 1933
Stall Current (mA)1420992465
No Load Speed (rpm)Varies by gear ratio (not fully specified)Varies by gear ratioVaries by gear ratio

Ordering Information

Models are ordered by combining motor type with gear ratio, for example:

  • CMS16-2805 MOTOR + SSG15 (29:1) → CMS16-2805S29
  • CMS16-2812 MOTOR + SSG15 (198:1) → CMS16-2812S198

Additional Notes

  • Drawings provided exclude encoder unless specified.
  • Specifications are subject to change without notice.
  • Manufacturer contact details and website are provided for further inquiries.

Manufacturer Information

Orbray Co., Ltd.
3-8-22 Shinden, Adachi-ku, Tokyo 123-8511 Japan
Tel: +81-3-5390-7620
Website: https://orbray.com/en/
Email: [email protected]

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Catalog excerpts

CMS16-28XX with Spur gear-1

NOWONOOUIN! SSINISNG SMA NHIOAHHW DC CORELESS MOTOR SERIES CMS16-28XX with Spur gear (CMS16-28XX + スパ ー ギ ヤ 組 合わ せ 仕 様 ) drawing is without encoder. エン コー ダ な し の 図面 で す ‘WOLOW ONDE smmmoaawads WASUMS 6 Max allowable torque (Continuous) 7 Max allowable torque (Intermittent) Rated voltage No load speed No load current Stall torque Stall current Rated voltaqe No load speed No load current Stall torque Stall current Specifications are subject to change without notice. Orbray Co., Ltd. 3-8-22 Shinden, Adachi-ku, Tokyo 123-8511 Japan.

 Open the catalog to page 1

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.