Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=1.4 kW |
| DC voltage | UDC=600 V |
| Torque | M0=4.5 Nm (100K) |
| Rated speed | NN=4500 rpm |
| Encoder | Incremental 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 | IP64; without holding brake |
Key Features
- Motor designation: SIMOTICS S synchronous motor, 1FK7-HD, PN=1.4 kW.
- Electrical and torque ratings: UDC=600 V; M0=4.5 Nm (100K); 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.
- Connection and shaft: Rotatable power connector; shaft with fitted key, tolerance N.
- Protection and brake: KTY temperature sensor; degree of protection IP64; without holding brake.
Frequently Asked Questions
What product does 1FK7044-4CH71-1AA0 identify?
It identifies a Siemens SIMOTICS S synchronous motor from the 1FK7-HD family.
Which ratings distinguish this exact motor variant?
PN=1.4 kW, UDC=600 V, M0=4.5 Nm (100K), and NN=4500 rpm.
Which encoder and connection details should be checked?
Check the incremental SIN/COS 1VPP encoder with 2048 S/R, ENCODER IC2048S/R, and the rotatable power connector.
Does this configuration include a holding brake?
It is without a holding brake.
