Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=1.2 kW |
| DC-link voltage | UDC=600 V |
| Standstill torque | M0=4.5 Nm (100 K) |
| Rated speed | NN=3000 rpm |
| Feedback | 2-pole resolver (RESOLVER P=1) |
| Temperature sensor | KTY |
| Brake | Holding brake |
| Shaft | Plain shaft, tolerance N |
| Cooling | Naturally cooled |
| Mounting | Frame size IMB 5 (IM V1, IM V3), flange 1 |
| Protection | IP64 |
Key Features
- Product designation: SIMOTICS S synchronous motor, 1FK7-HD.
- Performance ratings: PN=1.2 kW; UDC=600 V; M0=4.5 Nm (100 K); NN=3000 rpm.
- Feedback and temperature sensor: 2-pole resolver (RESOLVER P=1) with KTY temperature sensor.
- Brake and shaft: Holding brake and plain shaft with tolerance N.
- Cooling and mounting: Naturally cooled; frame size IMB 5 (IM V1, IM V3), flange 1.
- Connection and protection: Rotatable power connector; degree of protection IP64.
Frequently Asked Questions
Which ratings identify Siemens 1FK7044-4CF71-1TH0?
Check PN=1.2 kW, UDC=600 V, M0=4.5 Nm (100 K), and NN=3000 rpm.
What feedback and temperature-sensor details should be checked?
Check the 2-pole resolver (RESOLVER P=1) and KTY temperature sensor.
Does this configuration include a holding brake?
It has a holding brake.
Which shaft, connector, and mounting details identify the variant?
It has a plain shaft with tolerance N, a rotatable power connector, and frame size IMB 5 (IM V1, IM V3) with flange 1.
