Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Power rating | PN=1.4kW |
| DC voltage | UDC=600V |
| Torque | M0=4.5Nm (100K) |
| Speed | NN=4500rpm |
| Cooling | Naturally cooled |
| Mounting | FRAME SIZE IMB 5 (IM V1, IM V3); FLANGE 1 |
| Feedback | INCREMENTAL ENCODER SIN/COS 1VPP;2048 S/R W. C-AND D-SPUR (ENCODER IC2048S/R) |
| Shaft | plain shaft, tolerance N |
| Protection | IP65 DE flange IP67 |
| Brake | with holding brake |
Key Features
- Motor designation: SIMOTICS S synchronous motor 1FK7-HD.
- Ratings: PN=1.4kW; UDC=600V; M0=4.5Nm (100K); NN=4500rpm.
- Feedback and sensor: Incremental Encoder SIN/COS 1VPP;2048 S/R W. C-AND D-SPUR (ENCODER IC2048S/R), with KTY temperature sensor.
- Mechanical configuration: Naturally cooled; FRAME SIZE IMB 5 (IM V1, IM V3); FLANGE 1; plain shaft, tolerance N.
- Connection and brake: Power connector rotatable; with holding brake.
- Protection: Degree of protection IP65 DE flange IP67.
Frequently Asked Questions
What identifies Siemens 1FK7044-4CH71-1AH2?
It identifies a SIMOTICS S synchronous motor 1FK7-HD with PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Which feedback details should be checked for this exact code?
Check the incremental Encoder SIN/COS 1VPP;2048 S/R W. C-AND D-SPUR (ENCODER IC2048S/R) and the KTY temperature sensor.
What mechanical details distinguish this motor variant?
It has natural cooling, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, a plain shaft with tolerance N, and a rotatable power connector.
What protection and brake details should be verified?
Verify the holding brake and degree of protection IP65 DE flange IP67.
