Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Power | PN=1.2kW |
| DC voltage | UDC=600V |
| Torque | M0=3.5Nm (100K) |
| Speed | NN=4500rpm |
| Feedback | 2-pole resolver (RESOLVER P=1) |
| Connection | Rotatable power connector |
| Shaft | Fitted key, tolerance N |
| Mounting | Frame size IMB 5 (IM V1, IM V3), flange 1 |
| Cooling | Naturally cooled |
| Protection | IP64 |
| Lifecycle | Product cancellation |
Key Features
- Product designation: SIMOTICS S synchronous motor 1FK7-HD.
- Power and voltage: PN=1.2kW and UDC=600V.
- Torque and speed: M0=3.5Nm (100K) and NN=4500rpm.
- Feedback and connector: Rotatable power connector and 2-pole resolver (RESOLVER P=1).
- Shaft and brake: Shaft with fitted key, tolerance N, and holding brake.
- Cooling, mounting, and protection: Naturally cooled; frame size IMB 5 (IM V1, IM V3), flange 1; degree of protection IP64.
Frequently Asked Questions
What does Siemens order number 1FK7043-4CH71-1TB0 identify?
It identifies a SIMOTICS S synchronous motor 1FK7-HD with PN=1.2kW, UDC=600V, resolver feedback, a holding brake, and IP64 protection.
Which ratings distinguish this exact motor variant?
The supplied ratings are PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
Which feedback and connection details should be checked?
Check the rotatable power connector and the 2-pole resolver (RESOLVER P=1).
Which mechanical details identify the configuration?
Check the fitted-key shaft with tolerance N, holding brake, natural cooling, frame size IMB 5 (IM V1, IM V3), flange 1, and IP64 protection.
