Key Features
- Rated power and speed: PN=0.94kW and NN=3000rpm for the listed motor configuration.
- Encoder feedback: Absolute encoder single-turn 20 bit with DRIVE-CLiQ interface (Encoder AS20DQI).
- Holding brake: With holding brake, including DC 24 V ± 10 % power supply voltage.
- Protection and cooling: Natural cooling with degree of protection IP65 and DE flange IP67.
- Mechanical design: IM B5 (IM V1, IM V3) design with rotatable signal and power connectors.
Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=0.94kW |
| Supply voltage | UDC=300V |
| Static torque (100 K) | 3.30 Nm |
| Rated speed | NN=3000rpm |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Holding brake | with holding brake |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Rated current | 3.7 A |
Frequently Asked Questions
What is the exact Siemens model and product type?
The model is 1FK7043-4CF21-1QB2, and it is a SIMOTICS S synchronous motor.
What are the main electrical ratings of 1FK7043-4CF21-1QB2?
Key ratings include PN=0.94kW, UDC=300V, NN=3000rpm, and rated current 3.7 A.
What encoder and connection details are included with this motor?
It has an absolute encoder single-turn 20 bit with DRIVE-CLiQ interface, Encoder AS20DQI, and rotatable signal and power connectors.
What mechanical configuration and protection details should be checked before ordering?
Check the IM B5 (IM V1, IM V3) design, natural cooling, holding brake, shaft with fitted key, and degree of protection IP65 and DE flange IP67.
