Key Features
- Motor type: SIMOTICS S Synchronous motor 1FK7-HD.
- Rated output and speed: PN=0.94kW; NN=3000rpm.
- Torque and voltage: M0=3. 3Nm (100K); UDC=300V.
- Feedback interface: Absolute encoder 24 BIT + 12 BIT MULTITURN with DRIVE-CLiQ interface (ENCODER AM24DQI).
- Mechanical configuration: Naturally cooled; FRAME SIZE IMB 5 (IM V1, IM V3); FLANGE 1; plain shaft; tolerance N.
- Protection and brake: Degree of protection IP65 DE flange IP67; without holding brake.
Technical Summary
| Motor type | Permanent-magnet synchronous motor |
|---|---|
| Product line | SIMOTICS S Synchronous motor 1FK7-HD |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Rated current | 3.7 A |
| Optimum power | 0.9 kW |
| Maximum torque | 10.0 Nm |
| Rated voltage | UDC=300V |
| Encoder system | Encoder AM24DQI: absolute encoder 24 bits (resolution 16777216, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Holding brake | without holding brake |
Applications
- SINAMICS S120 motor integration: Servomotor use with SINAMICS S120.
Frequently Asked Questions
What is the exact model of this Siemens motor?
The exact model is 1FK7043-4CF21-1CG2.
What are the key electrical ratings for 1FK7043-4CF21-1CG2?
The motor has PN=0.94kW, UDC=300V, M0=3. 3Nm (100K), NN=3000rpm, and Rated current 3.7 A.
Which encoder and interface does this motor use?
It uses an absolute encoder 24 BIT + 12 BIT MULTITURN with DRIVE-CLiQ interface (ENCODER AM24DQI).
What mechanical configuration should be checked before ordering 1FK7043-4CF21-1CG2?
Check the Naturally cooled design, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, plain shaft, tolerance N, and without holding brake.
