Key Features
- Performance ratings: PN=0.94kW, UDC=300V, M0=3.3Nm (100K), and NN=3000rpm.
- Encoder system: Absolute encoder single-turn 20 bits with DRIVE-CLIQ interface (Encoder AS20DQI).
- Mechanical configuration: Plain shaft, tolerance N, without holding brake.
- Cooling and protection: Naturally cooled with degree of protection IP65.
- Mounting design: FRAME SIZE IMB 5 (IM V1, IM V3) with POWER CONNECTOR ROTATABLE.
Technical Summary
| Product type | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=0.94kW |
| DC link voltage | UDC=300V |
| Torque at 100 K | M0=3.3Nm (100K) |
| Rated speed | NN=3000rpm |
| Rated torque (100 K) | 3.0 Nm |
| Rated current | 3.7 A |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Interface | DRIVE-CLIQ interface |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Holding brake | without holding brake |
Applications
- SINAMICS S120 motor operation: Synchronous motor for use with SINAMICS S120.
Frequently Asked Questions
What is the exact Siemens model of this motor?
The exact model is 1FK7043-4CF21-1QG1.
What are the key performance ratings of 1FK7043-4CF21-1QG1?
Key ratings include PN=0.94kW, UDC=300V, M0=3.3Nm (100K), and NN=3000rpm.
Which encoder and interface does 1FK7043-4CF21-1QG1 use?
It uses an absolute encoder single-turn 20 bits with DRIVE-CLIQ interface (Encoder AS20DQI).
What mechanical configuration should be checked for this motor before ordering?
Check the plain shaft, tolerance N, without holding brake, FRAME SIZE IMB 5 (IM V1, IM V3), and POWER CONNECTOR ROTATABLE configuration.
