Brushed DC Motors

Dunkermotoren GR63 SERIES Brushed DC Motor

The Dunkermotoren GR63 Series Brushed DC Motor is a robust and efficient solution, delivering continuous power outputs up to 126W and peak performance reaching 368W. Designed for versatile applications, this series is ideal for automation systems, industrial tools, and precision machinery requiring reliable and adaptable motion control. Key feat...

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The Dunkermotoren GR63 Series Brushed DC Motor is a robust and efficient solution, delivering continuous power outputs up to 126W and peak performance reaching 368W. Designed for versatile applications, this series is ideal for automation systems, industrial tools, and precision machinery requiring reliable and adaptable motion control.

Key features include bidirectional operation, a standard ball-bearing construction for durability, and optional IP54 protection for enhanced environmental resistance. With nominal voltages ranging from 12V to 60V, the GR63 Series offers flexibility to meet diverse power supply requirements. Customisation options include shaft configurations, high-voltage windings, and reinforced bearings, while compatibility with Dunkermotoren’s modular system allows integration with gearboxes, controllers, encoders, and brakes for tailored solutions.

The GR63 Series is engineered for high efficiency, low noise, and vibration resistance, ensuring dependable performance in demanding environments. Its lightweight yet durable design makes it an excellent choice for applications that demand consistent precision and longevity.

For automation, machinery, or industrial applications, the Dunkermotoren GR63 Series delivers the performance and flexibility you need.

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Dunkermotoren GR63 SERIES Brushed DC Motor
Features
  • Nominal Voltage: 12~60VDC
  • Stack Length: 25mm~55mm
  • Nominal Torque: 0.137~0.34Nm
  • Nominal Speed: 3100~3800rpm
  • Nominal Output Power: 44.5~135W
  • Modular compatibility with Dunkermotoren gearboxes, controllers, encoders, and brakes
Selection Table
DATA UNITS GR 63x25 GR 63x55 GR 63Sx55
Nominal voltage VDC 12 24 40 60 12 24 40 48 60 12 24 40 48 60
Stack length mm x25 x25 x25 x25 x55 x55 x55 x55 x55 x55 x55 x55 x55 x55
Nominal current A 5.2 2.7 1.65 1.1 8.7 4.9 2,95 2.50 2 9.1 5.8 3.7 3.2 2.5
Nominal torque Nm 0.137 0.14 0.133 0.145 0.240 0.270 0.270 0.2670 0.283 0.28 0.32 0.32 0.34 0.34
Nominal speed rpm 3100 3300 3500 3300 3000 3350 3450 3200 3350 2700 3500 3750 3800 3550
Stall torque Nm 1.05 1.08 1.18 1.16 1.45 2.57 3.01 2.94 3.04 2.10 3.40 3.60 3.76 3.70
Maximum torque Nm 1.05 1.08 1.18 1.16 1.45 2.57 3.01 2.10 3.04 2.10 3.40 3.60 3.36 3.70
No load speed rpm 3600 3600 3800 3600 3500 3650 3600 3550 3600 3000 3700 3900 3950 3725
Nominal output power W 44.5 48.4 48.7 50 75.4 94.7 97.5 94.1 99.3 79.2 117 126 135 126
Maximum output power W 99 101.8 117.4 119.3 133 245 282.7 270 285.6 165 330 368 389 360
Torque constant Nm A-1 0.0313 0.06 0.098 0.153 0.0306 0.064 0.105 0.129 0.154 0.035 0.064 0.100 0.111 0.148
Terminal Resistance Ω 0.353 1.33 3.33 7.89 0.25 0.6 1.4 2.11 3.05 0.2 0.45 1.13 1.4 2.6
Terminal inductance mH 1 2.9 7.3 17.4 0.6 1.5 3.5 5.3 7.6 0.5 1.67 4.2 5.4 9.4
Starting current A 34 18 12 7.6 48 40 28.6 22.8 19.7 60.0 53.3 36.2 34.0 23.1
No load current A 0.750 0.36 0.205 0.135 0.9 0.4 0.28 0.22 0.2 1.0 0.56 0.4 0.35 0.2
Demagnetisation current A ≥ 50 ≥ 24 ≥ 16 ≥ 9.5 ≥ 66 ≥ 33 ≥ 20 ≥ 16 ≥ 13 ≥ 94 ≥ 54 ≥ 34 ≥ 29 ≥ 22
Rotor inertia gcm2 400 400 400 400 750 750 750 750 750 750 750 750 750 750
Weight of motor kg 1.2 1.2 1.2 1.2 1.7 1.7 1.7 1.7 1.7 1.7 1.7 1.7 1.7 1.7
Optional Accessories
External controller Model BGE 5510 dPro, BGE 6005 A
Encoder Model RE 20, RE 30 (TI), RE 56 (TI)
Brakes Model E 46 A, E 90 R, E 100 R/A
Magnetic pulse encoder Model ME 52
Planetary gearbox Model PLG 52 EB/HT, PLG 52 H, PLG 60, PLG 63 EP, PLG 63 HT, PLG 75 EP/HT
Right-angle gearbox Model KG 80, STG65, SG 65, SG 80, SG85
IP Cover Model IP54 cover
Downloads
GR_63sx55_Brushed_DC_Motor_Datasheet.pdf
GR_63x25_Brushed_DC_Motor_Datasheet.pdf
GR_63x55_Brushed_DC_Motor_Datasheet.pdf
Warranty & Returns

Warranty periods vary by product. Please refer to the Powerbox Warranty Policy for the applicable coverage period against manufacturing defects from date of purchase. For returns and RMA requests, please visit our RMA support page or contact our support team directly.