Siemens 1LA71666AA61-Z Motor Brake
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MOTOR BRAKE
Robust Siemens motor brake system with 11“12.6 kW capacity, integrated braking, fan cooling, and encoder support for efficient industrial drive applications across 50/60 Hz operations.
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SIEMENS 1LA71666AA61-Z MOTOR BRAKE
This Siemens motor brake unit is a high-performance solution for industrial motion systems requiring precise braking, integrated speed control, and enhanced thermal protection. It combines a powerful asynchronous motor with braking and cooling accessories to ensure dependable, efficient operation in demanding environments.
Manufacturer: Siemens
Type: Motor Brake
Model: 1LA71666AA61-Z
Part No.: E0109/217991 04 001
At 50 Hz:
At 60 Hz:
Attached Components
1. 2LM8240-8NA10 Brake
2. SIEMENS 2CW2300 Fan
3. SIEMENS 1XP8001-1 / 1024 Encoder
4. LENZE BFK458-20E Spring Applied Brake
| Rated Power | 11 kW |
| Rated Voltage | 400/690 V (Delta/Star), 380“420 / 660“725 V |
| Rated Current | 24.5/14.1 A, 24.8“24.7 / 14.3“14.3 A |
| Rated Speed | 960 RPM |
| Power Factor | 0.74 |
| Rated Power | 12.6 kW |
| Rated Voltage | 460 V (Star), 440“480 V |
| Rated Current | 24.2 A, 24.6“24.5 A |
| Rated Speed | 1160 RPM |
| Power Factor | 0.75 |
| Mounting Position | IM B5 |
| Protection Class | IP55 |
| Thermal Class | F |
| Brake Voltage | 230 V |
| Frequency | 50/60 Hz |
| Torque | 240 Nm |
| Brake Current | 0.50 A |
| Voltage | 200“290 V Delta / 346“500 V Star |
| Frequency | 50/60 Hz |
| Speed | 2690 / 2980 RPM |
| Power | 0.269 / 0.354 kW |
| Current | 0.95 / 0.55 / 0.84 / 0.48 A |
| Class | F |
| IP Rating | 55 |
| Duty | S1 - 100% |
| ID Number | 295 448-06 |
| Serial Number | 10 776 865 C/A7 |
| Part No. | 00409835/10817/45U7 |
| Voltage | 205 V DC |
| Power | 100 W |
| Torque | 260 Nm |
