Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=1.2kW |
| DC link voltage | UDC=600V |
| Standstill torque | M0=3.5Nm (100K) |
| Rated speed | NN=4500rpm |
| Encoder | Incremental SIN/COS 1VPP; 2048 S/R W. C-AND D-SPUR (ENCODER IC2048S/R) |
| Holding brake | With holding brake |
| Shaft | Plain shaft, tolerance N |
| Cooling | Naturally cooled |
| Power connection | Power connector rotatable |
| 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 performance: PN=1.2kW; UDC=600V; M0=3.5Nm (100K); NN=4500rpm.
- Feedback: Incremental encoder SIN/COS 1VPP; 2048 S/R W. C-AND D-SPUR (ENCODER IC2048S/R).
- Brake and shaft: With holding brake; plain shaft, tolerance N.
- Cooling and connections: Naturally cooled; power connector rotatable; with KTY temperature sensor.
- Mounting and protection: FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1; degree of protection IP65 DE flange IP67.
Frequently Asked Questions
What identifies Siemens 1FK7043-4CH71-1AH2?
It identifies a SIMOTICS S synchronous motor 1FK7-HD with PN=1.2kW, UDC=600V, an incremental SIN/COS 1VPP encoder with 2048 S/R, a holding brake, and IP65/IP67 protection.
Which ratings should be checked against the MLFB?
Check PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
Which encoder and shaft details distinguish this variant?
It has an incremental SIN/COS 1VPP encoder with 2048 S/R W. C-AND D-SPUR (ENCODER IC2048S/R), plus a plain shaft with tolerance N.
What mounting, cooling, and connection details should be verified?
Verify natural cooling, the rotatable power connector, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, and the KTY temperature sensor.
What information is needed for a quotation?
Provide the required quantity and destination, and verify the complete order number and nameplate details.
