Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=1.4 kW |
| DC link voltage | UDC=600 V |
| Standstill torque | M0=4.5 Nm (100 K) |
| Rated speed | NN=4500 rpm |
| Feedback | Incremental encoder SIN/COS 1VPP; 2048 S/R |
| Cooling | Naturally cooled |
| Mounting | Frame size IMB 5 (IM V1, IM V3); flange 1 |
| Power connection | Rotatable power connector |
| Shaft | Fitted key, tolerance N |
| Protection | IP65 DE flange; IP67 |
Key Features
- Product designation: SIMOTICS S synchronous motor 1FK7-HD.
- Rated power and voltage: PN=1.4 kW; UDC=600 V.
- Torque and speed: M0=4.5 Nm (100 K); NN=4500 rpm.
- Encoder: Incremental encoder SIN/COS 1VPP; 2048 S/R, with C- and D-spur (ENCODER IC2048S/R).
- Mounting and cooling: Naturally cooled; frame size IMB 5 (IM V1, IM V3); flange 1.
- Shaft, connector and protection: Shaft with fitted key, tolerance N; rotatable power connector; KTY temperature sensor; without holding brake; degree of protection IP65 DE flange and IP67.
Frequently Asked Questions
What product does Siemens 1FK7044-4CH71-1AA2 identify?
It identifies a SIMOTICS S synchronous motor 1FK7-HD with PN=1.4 kW, UDC=600 V, and M0=4.5 Nm (100 K).
Which encoder and shaft details distinguish this variant?
It has an incremental SIN/COS 1VPP encoder with 2048 S/R and C- and D-spur (ENCODER IC2048S/R), plus a shaft with fitted key and tolerance N.
Does this configuration include a holding brake?
It is without holding brake.
What mounting and protection details should be checked?
Check frame size IMB 5 (IM V1, IM V3), flange 1, IP65 DE flange, and IP67.
What details are needed for a quotation?
Provide the complete order number, required quantity, and destination.
