Key Features
- SIMOTICS S synchronous motor: Product type: SIMOTICS S Synchronous motor 1FK7-HD.
- Performance ratings: PN=0.94kW, UDC=300V, M0=3. 3Nm (100K), and NN=3000rpm.
- Feedback and interface: Incremental encoder 22 bit with DRIVE-CLiQ interface (ENCODER IC22DQ).
- Mechanical configuration: Shaft with fitted key, tolerance N, and without holding brake.
- Protection and cooling: Naturally cooled with degree of protection IP65.
- Mounting and connector details: FRAME SIZE IMB 5 (IM V1, IM V3) with flange 1 and power connector rotatable.
Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Rated power | PN=0.94kW |
| Rated voltage | UDC=300V |
| Rated torque (100 K) | 3.0 Nm |
| Rated speed (100 K) | 3,000 rpm |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Connector size | M23 |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits |
| Holding brake | without holding brake |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Shaft end | Feather key |
Applications
- SINAMICS S120 drive integration: Servomotor for use in SINAMICS S120 drive systems.
Frequently Asked Questions
What is Siemens 1FK7043-4CF21-1DA1?
It is a SIMOTICS S synchronous motor, type 1FK7-HD.
What are the rated torque and rated speed of 1FK7043-4CF21-1DA1?
Rated torque (100 K) is 3.0 Nm and rated speed (100 K) is 3,000 rpm.
What encoder and interface does 1FK7043-4CF21-1DA1 use?
It uses Encoder IC22DQ: incremental encoder 22 bits with DRIVE-CLiQ interface.
What mounting, cooling, and protection details are specified for 1FK7043-4CF21-1DA1?
It has natural cooling, degree of protection IP65, and design acc. to Code I IM B5 (IM V1, IM V3).
