Key Features
- 0.9 kW optimum power: Optimum power: 0.9 kW.
- 3,000 rpm rated speed: Rated speed: 3,000 rpm.
- Absolute encoder with DRIVE-CLiQ interface: Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
- Holding brake included: With holding brake.
- IP65 and DE flange IP67: Degree of protection: IP65 and DE flange IP67.
- Rotatable power and signal connectors: Electrical connectors for signals and power rotatable.
Technical Summary
| Product type | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 0.9 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Rated current | 3.7 A |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake | with holding brake |
| Power supply voltage | DC 24 V ± 10 % |
| Cooling | Natural cooling |
| Connector size | M23 |
| Degree of protection | IP65 and DE flange IP67 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
Applications
- SINAMICS S120 drive integration: Motor use for SINAMICS S120.
Frequently Asked Questions
What is the exact Siemens model and product type of 1FK7043-4CF21-1RH2?
1FK7043-4CF21-1RH2 is a SIMOTICS S Synchronous motor 1FK7-HD.
What are the main performance ratings of this motor?
Optimum power is 0.9 kW, rated speed (100 K) is 3,000 rpm, and rated torque (100 K) is 3.0 Nm.
Which feedback system does the motor use?
It uses Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
What mechanical configuration details are included?
The motor has natural cooling, IM B5 (IM V1, IM V3) mounting, a plain shaft, and a holding brake.
What should be confirmed before ordering this Siemens motor?
Confirm the exact variant, requested quantity, destination, and stock and dispatch conditions before ordering.
