Key Features
- 1.4 kW output: PN=1.4kW and optimum power 1.4 kW.
- 4,500 rpm speed: NN=4500rpm and rated speed (100 K) 4,500 rpm.
- Absolute encoder with DRIVE-CLiQ: Encoder AM24DQI: absolute encoder 24 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
- Natural cooling: Naturally cooled.
- Rotatable power and signal connectors: Connectors for signals and power rotatable.
- IP65 with IP67 at DE flange: Degree of protection IP65 and DE flange IP67.
Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.4 kW |
| Rated speed (100 K) | 4,500 rpm |
| Static torque (100 K) | 4.50 Nm |
| Maximum torque | 13.0 Nm |
| Rated current | 3.9 A |
| Rated inverter current | 9 A |
| Encoder system | Encoder AM24DQI: absolute encoder 24 bits (resolution 16777216, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Electrical connectors | Connectors for signals and power rotatable |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Shaft end | Feather key |
Applications
- SINAMICS S120 drive integration: For SINAMICS S120.
Frequently Asked Questions
What exact Siemens motor is 1FK7044-4CH71-1CA2?
It is a SIMOTICS S synchronous motor 1FK7-HD.
What are the rated speed and torque values for this motor?
Rated speed (100 K) is 4,500 rpm and rated torque (100 K) is 3.0 Nm.
What encoder is fitted on 1FK7044-4CH71-1CA2?
It uses encoder AM24DQI: absolute encoder 24 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
What protection and cooling details are specified for this motor?
It has natural cooling, degree of protection IP65, and IP67 at the DE flange.
