Key Features
- Motor type: SIMOTICS S synchronous motor 1FK7-HD.
- Performance ratings: PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
- Feedback and 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, with shaft with fitted key, tolerance N.
- Protection and brake: Degree of protection IP64 and without holding brake.
Technical Summary
| Motor type | Permanent-magnet synchronous motor |
|---|---|
| Product family | 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 |
| Rated current | 3.9 A |
| Maximum torque | 13.0 Nm |
| Maximum current | 16.4 A |
| Encoder system | Encoder AM24DQI: absolute encoder 24 bits (resolution 16777216, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Connector size | M23 |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
Applications
- SINAMICS S120 drive-system integration: Motor for use with SINAMICS S120.
Frequently Asked Questions
What is the exact Siemens model and product type of 1FK7044-4CH71-1CA0?
It is a SIMOTICS S synchronous motor 1FK7-HD.
What are the key power and speed ratings for this motor?
PN=1.4kW, NN=4500rpm, and rated torque (100 K) is 3.0 Nm.
Which feedback system does 1FK7044-4CH71-1CA0 use?
It uses an absolute encoder 24 BIT + 12 BIT MULTITURN with DRIVE-CLIQ interface (ENCODER AM24DQI).
What mechanical and protection details are important to confirm before ordering?
It has natural cooling, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, shaft with fitted key, tolerance N, IP64, and without holding brake.
