Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Power rating | PN=1.2kW |
| DC-link voltage | UDC=600V |
| Torque | M0=3.5Nm (100K) |
| Speed | NN=4500rpm |
| Feedback | Multi-pole resolver (P=3) |
| Temperature sensor | KTY |
| Shaft | Plain shaft, tolerance N |
| Holding brake | Without holding brake |
| Mounting | Frame size IMB 5 (IM V1, IM V3), flange 1 |
| Protection | IP65 DE flange; IP67 |
Key Features
- Product designation: SIMOTICS S synchronous motor 1FK7-HD.
- Rated values: PN=1.2kW; UDC=600V; M0=3.5Nm (100K); NN=4500rpm.
- Feedback: Multi-pole resolver with P=3.
- Temperature sensing: KTY temperature sensor.
- Shaft and brake: Plain shaft with tolerance N; without holding brake.
- Cooling, mounting and protection: Naturally cooled; frame size IMB 5 (IM V1, IM V3); flange 1; power connector rotatable; IP65 at the DE flange and IP67.
Frequently Asked Questions
What product does Siemens 1FK7043-4CH71-1SG2 identify?
It identifies a SIMOTICS S synchronous motor 1FK7-HD.
Which ratings distinguish this exact motor variant?
PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
What feedback and temperature-sensing details should be checked?
Check the multi-pole resolver (P=3) and the KTY temperature sensor.
What shaft, brake, mounting, and protection details identify the configuration?
It has a plain shaft with tolerance N, is without a holding brake, uses frame size IMB 5 (IM V1, IM V3) with flange 1, and has IP65 at the DE flange and IP67.
