Product Overview
Technical Summary
| Product designation | 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 |
| Encoder system | Absolute encoder AM20DQI: 20 bits + 12 bits multiturn, DRIVE-CLiQ interface |
| Design | IM B5 (IM V1, IM V3) |
| Electrical connectors | Rotatable signal and power connectors, M23 |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Holding brake | without holding brake |
| Shaft end | Plain shaft |
Key Features
- Product designation: SIMOTICS S synchronous motor, 1FK7-HD, with PN=0.94 kW and UDC=300 V.
- Rated performance: Rated speed: 3,000 rpm (100 K); rated torque: 3.0 Nm (100 K); rated current: 3.7 A.
- Encoder system: Absolute encoder AM20DQI with 20 bits (resolution 1048576, encoder-internal 512 S/R) plus 12 bits multiturn (traversing range 4096 revolutions), with DRIVE-CLiQ interface.
- Mounting and connections: Design: IM B5 (IM V1, IM V3); M23 connector; rotatable signal and power connectors; plain shaft.
- Cooling and protection: Natural cooling; degree of protection IP65 and DE flange IP67.
- Brake and lifecycle: Without holding brake; Active Product.
Frequently Asked Questions
Which specifications distinguish Siemens 1FK7043-4CF21-1RG2?
The supplied variant has PN=0.94 kW, UDC=300 V, 3,000 rpm rated speed, natural cooling, IM B5 (IM V1, IM V3) design, and IP65 with DE flange IP67.
What encoder and connection details should be checked for this code?
Check the absolute AM20DQI encoder with 20 bits plus 12 bits multiturn, the DRIVE-CLiQ interface, and the rotatable M23 signal and power connectors.
Does 1FK7043-4CF21-1RG2 include a holding brake?
It is without holding brake and has a plain shaft.
What quantity and destination are needed for a quotation?
Provide the required quantity and destination together with the complete order number 1FK7043-4CF21-1RG2.
