Key Features
- SIMOTICS S synchronous motor: SIMOTICS S Synchronous motor 1FK7-HD with exact order number 1FK7043-4CH71-1FB0.
- Rated power and speed: PN=1.2kW; NN=4500rpm.
- Encoder and interface: Absolute encoder 22BIT + 12 BIT MULTITURN, with DRIVE-CLiQ interface (ENCODER AM22DQ).
Technical Summary
| Product type | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| PN | 1.2kW |
| UDC | 600V |
| M0 | 3.5Nm (100K) |
| NN | 4500rpm |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 2.6 Nm |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
| Connector size | M23 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Encoder system | Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
Applications
- SINAMICS S120 drive integration: Motor use in SINAMICS S120 drive technology.
Frequently Asked Questions
What is the exact Siemens model number of this motor?
The exact model number is 1FK7043-4CH71-1FB0.
What encoder does 1FK7043-4CH71-1FB0 use?
It uses an absolute encoder 22BIT + 12 BIT MULTITURN with DRIVE-CLiQ interface, ENCODER AM22DQ.
What are the key electrical and performance ratings for this motor?
PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
What mechanical configuration details are listed for this motor?
It has natural cooling, IM B5 (IM V1, IM V3) mounting, M23 connector size, a feather key shaft end, and a holding brake.
