Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=0.94kW |
| DC link voltage | UDC=300V |
| Torque | M0=3. 3Nm (100K) |
| Rated speed | NN=3000rpm |
| Cooling | Naturally cooled |
| Mounting | FRAME SIZE IMB 5 (IM V1, IM V3) |
| Power connector | POWER CONNECTOR ROTATABLE |
| Connector size | M23 |
| Encoder system | Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Degree of protection | IP65 and DE flange IP67 |
| Holding brake | with holding brake |
Applications
Synchronous motor for use in SINAMICS S120 drive systems.
Key Features
SIMOTICS S synchronous motor 1FK7-HD with PN=0.94kW, UDC=300V, M0=3. 3Nm (100K), and NN=3000rpm.
Absolute encoder 22BIT + 12 BIT MULTITURN, WITH DRIVE-CLIQ INTERFACE (ENCODER AM22DQ).
Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), with flange 1.
POWER CONNECTOR ROTATABLE, Connector size M23, shaft with fitted key, tolerance N.
Degree of protection IP65 DE flange IP67, with holding brake.
Frequently Asked Questions
What is Siemens 1FK7043-4CF21-1FB2?
It is a SIMOTICS S synchronous motor 1FK7-HD.
What are the key electrical ratings of 1FK7043-4CF21-1FB2?
PN=0.94kW, UDC=300V, M0=3. 3Nm (100K), and NN=3000rpm.
Which encoder is used on 1FK7043-4CF21-1FB2?
It uses an absolute encoder AM22DQ with a DRIVE-CLIQ interface.
What protection and mounting details are listed for 1FK7043-4CF21-1FB2?
The motor has IP65 protection, DE flange IP67, and FRAME SIZE IMB 5 (IM V1, IM V3).
