SIEMENS 1LA71066AA61-Z MOTOR BRAKE
High-performance Siemens motor brake designed for industrial applications requiring precise braking, stable power, and flexible frequency operation. Equipped with an integrated fan and brake unit for dependable torque control, this unit is suitable for continuous duty operations and variable voltage environments.
Manufacturer: Siemens
Type: Motor Brake
Model: 1LA71066AA61-Z
Part No.: E0109/217991 05 001
Technical Information
- At 50 Hz:
- Rated Power: 1.50 kW
- Rated Voltage: 400/690 V (Delta/Star), 380“420/660“725 V (Delta/Star)
- Rated Current: 3.90/2.25 A, 4.0“4.1/2.3“2.35 A
- Rated Speed: 925 RPM
- Power Factor: 0.75
- At 60 Hz:
- Rated Power: 1.75 kW
- Rated Voltage: 460 V (Star), 440“480 V
- Rated Current: 3.85 A, 3.9“3.9 A
- Rated Speed: 1125 RPM
- Power Factor [cos]: 0.76
- Mounting Position [IM]: B5
- Protection Class [IP]: 55
- Thermal Class: F
Attached Components
- Brake Unit: 2LM8040 5NA10
- Voltage: 230 V
- Frequency: 50/60 Hz
- Brake Torque: 40 Nm
- Brake Current: 0.20 A
- Fan Unit: SIEMENS 2 CW 2 185
- Voltage: 200“290 V (Delta) / 346“500 V (Star)
- Frequency: 50 / 60 Hz
- Speed: 2680 / 3000 RPM
- Power: 0.062 / 0.052 kW
- Current: 0.24 / 0.14 / 0.16 / 0.09 A
- Class: F
- IP Rating: 55
- Duty: S1 – 100%














