Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| PN | 0.94kW |
| UDC | 300V |
| M0 | 3.3Nm (100K) |
| NN | 3000rpm |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Rated current | 3.7 A |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Connector size | M23 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
Applications
Servomotor for use with SINAMICS S120.
Key Features
Product lifecycle: Active Product.
SIMOTICS S Synchronous motor 1FK7-HD.
Absolute encoder single-turn 20 bit with DRIVE-CLiQ interface (Encoder AS20DQI).
Naturally cooled with degree of protection IP65.
Electrical connectors for signals and power rotatable; connector size M23.
Design acc. to Code I IM B5 (IM V1, IM V3) with shaft with fitted key and without holding brake.
Frequently Asked Questions
What is Siemens 1FK7043-4CF21-1QA1?
It is a SIMOTICS S synchronous motor, product designation 1FK7-HD.
What are the main ratings of 1FK7043-4CF21-1QA1?
Key ratings include PN=0.94kW, UDC=300V, M0=3.3Nm (100K), NN=3000rpm, and rated current 3.7 A.
What encoder does 1FK7043-4CF21-1QA1 use?
It uses an absolute encoder single-turn 20 bits with DRIVE-CLiQ interface (Encoder AS20DQI).
What mounting and connection details are listed for 1FK7043-4CF21-1QA1?
It has IM B5 (IM V1, IM V3) mounting, M23 connector size, and rotatable connectors for signals and power.
Does 1FK7043-4CF21-1QA1 have a holding brake?
No, it is supplied without holding brake.
