Key Features
- Performance rating: PN=0.94kW, UDC=300V, M0=3. 3Nm (100K), and NN=3000rpm.
- Feedback system: Absolute encoder 20 bit + 12 bit multiturn with DRIVE-CLiQ interface, encoder AM20DQI.
- Mechanical configuration: Shaft with fitted key, tolerance N, and without holding brake.
- Cooling and protection: Naturally cooled and degree of protection IP65.
- Mounting and connection: FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, power connector rotatable, and connector size M23.
Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Motor family | 1FK7-HD |
| PN | 0.94kW |
| UDC | 300V |
| M0 | 3. 3Nm (100K) |
| NN | 3000rpm |
| Cooling | Naturally cooled |
| Degree of protection | IP65 |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Connector size | M23 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Holding brake | without holding brake |
| Shaft end | Feather key |
Applications
- SINAMICS S120 drive integration: For use with SINAMICS S120.
Frequently Asked Questions
What is the exact Siemens model of this motor?
1FK7043-4CF21-1RA1.
What are the rated torque and rated speed values?
Rated torque (100 K) is 3.0 Nm, and rated speed (100 K) is 3,000 rpm.
What encoder and interface does this motor use?
Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
What are the mounting and connection details?
FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, connector size M23, and power connector rotatable.
