Here are some key points about the DS 71 M4 Baumüller motor:

• Type: Three-phase synchronous servo motor.

• Power Output: 7.8 kW.

• Frame Size: 71.

• Cooling Method: Surface-cooled, available with or without a fan.

• Protection Class: IP65 (surface-cooled, without fan) or IP54 (surface-cooled, with fan).

• Mounting Options: Horizontal (IM B5) and vertical (IM V1, IM V3).

• Shaft Gland: Standard IP64, optional IP65 with shaft sealing ring.

• Thermal Sensor: Linear thermal sensor for evaluation in the controller.

• Insulation Class: Class F according to EN 60034.

• Temperature Range: Operational range from 0°C to +40°C, storage range from -30°C to +85°C.

• Holding Brake: Available as an option.

• Speed Encoder: 2-pin resolver, with optional sincos encoder