Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Product family | 1FK7-HD |
| Optimum power | 1.2 kW |
| Static torque (100 K) | 3.50 Nm |
| Rated speed (100 K) | 4,500 rpm |
| UDC | 600V |
| Rated current | 3.3 A |
| Number of poles | 6 |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Electrical connectors | Connectors for signals and power rotatable |
| Connector size | M23 |
| Degree of protection | IP65 |
Applications
Motor use in a SINAMICS S120 drive system.
Key Features
1FK7-HD motor for motion control use.
Encoder AM20DQI with 20 bit absolute encoder and 12 bit multiturn, with DRIVE-CLiQ interface.
Degree of protection IP65 with natural cooling.
Frame size IMB 5 (IM V1, IM V3), flange 1, plain shaft and holding brake.
Current product lifecycle status.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1RH1?
A SIMOTICS S synchronous motor, Active Product.
What are the main ratings of 1FK7043-4CH71-1RH1?
PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
Which encoder is fitted on 1FK7043-4CH71-1RH1?
Encoder AM20DQI with absolute encoder 20 bits and 12 bit multiturn, with DRIVE-CLiQ interface.
What protection and cooling does this motor have?
Degree of protection IP65 with natural cooling.
What connection and mounting details are listed for 1FK7043-4CH71-1RH1?
Connectors for signals and power rotatable, connector size M23, design acc. to Code I IM B5 (IM V1, IM V3), plain shaft, and holding brake.
