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CRS/CRR17-15

Product catalog summary

Overview: The document provides technical specifications for the Orbray DC Coreless Motor Series, specifically models CRS/CRR17-15, designed for RC and robotic applications. It includes details on motor specifications, mechanical data, and operational guidelines.

Specifications:

Nominal Voltage: 7.4V
No Load Speed: 23,900 rpm (CRS) / 23,800 rpm (CRR)
No Load Current: 50 mA
Stall Torque: 12.95 mNm (CRS) / 8.90 mNm (CRR)
Stall Current: 4.4 A (CRS) / 3.1 A (CRR)
Output Power: 8.1 W (CRS) / 5.6 W (CRR)
Max Efficiency: 79.9% (CRS) / 76.2% (CRR)
Terminal Resistance: 1.7 ohms (CRS) / 2.4 ohms (CRR)
Friction Torque: 0.147 mNm
Back-EMF Constant: 0.306 mV/rpm
Torque Constant: 2.92 mNm/A
Slope of N-T Curve: 1845 rpm/mNm (CRS) / 2670 rpm/mNm (CRR)
Mechanical Time Constant: 19.8 ms (CRS) / 14.8 ms (CRR)

Mechanical Data:

Shaft Axial Play: 0.03~0.3 mm
Operating Temperature: -20°C to +60°C
Number of Segments: 5
Bearing Type: Sintered sleeve
Weight: 17 g

Additional Notes:

Reduction gear cannot be attached to this model.
Specifications are subject to change without notice.

Contact Information: Orbray Co., Ltd., 3-8-22 Shinden, Adachi-ku, Tokyo 123-8511 Japan. Tel: +81-3-5390-7620. Email: [email protected]

Catalog excerpts

NOLINGOUIN! SSHNNIH DC CORELESS MOTOR SERIES FOR RC AND ROBOT Precious metal brush, Sleeve bearings 5 Stall current 6 Output power 7 Max. efficiency 8 Terminal resistance 9 Friction torque 11 Torque constant 12 Slope of N-T curve 13 Mechanical time constant Other spec 17 Bearing type ※Reduction gear cannot be attached to this model. Orbray Co., Ltd. 3-8-22 Shinden, Adachi-ku, Tokyo 123-8511 Japan E-mail: [email protected] E-mail: [email protected] Specifications are subject to change without notice. Sintered sleeve Operating temperature

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