Key Features
- Performance ratings: Optimum power: 1.4 kW. Rated speed: 4,500 rpm. Rated torque (100 K): 3.0 Nm.
- Feedback and control interface: Encoder AM20DQI with absolute encoder 20 bits + 12 bits multi-turn and DRIVE-CLiQ interface.
- Mechanical and protection details: Natural cooling, connector size M23, rotatable power and signal connectors, shaft with fitted key, and degree of protection IP65.
Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.4 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Maximum torque | 13.0 Nm |
| Rated current | 3.9 A |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Holding brake | without holding brake |
Applications
- Motor drive integration: Integration in a drive setup requiring a synchronous motor with feedback via DRIVE-CLiQ.
- Mechanical drive connection: Connection to a load using the shaft with fitted key and rotatable power and signal connectors.
Frequently Asked Questions
What is the exact product name for Siemens 1FK7044-4CH71-1RA1?
It is a SIMOTICS S synchronous motor 1FK7-HD.
What are the key performance ratings of 1FK7044-4CH71-1RA1?
Optimum power is 1.4 kW, rated speed (100 K) is 4,500 rpm, and rated torque (100 K) is 3.0 Nm.
Which encoder does 1FK7044-4CH71-1RA1 use?
It uses Encoder AM20DQI with absolute encoder 20 bits + 12 bits multi-turn and a DRIVE-CLiQ interface.
What mechanical configuration should be confirmed for 1FK7044-4CH71-1RA1?
It has natural cooling, IM B5 (IM V1, IM V3) mounting, connector size M23, a shaft with fitted key, and without holding brake.
