Key Features
- Motor type: SIMOTICS S synchronous motor 1FK7-HD.
- Performance rating: PN=1.2kW; NN=3000rpm; M0=4.5Nm (100K).
- Feedback and connection: Absolute encoder 20 BIT + 12 BIT MULTITURN with DRIVE-CLiQ interface (ENCODER AM20DQI).
- Mechanical configuration: Naturally cooled FRAME SIZE IMB 5 (IM V1, IM V3) FLANGE 1.
- Protection and shaft: Degree of protection IP64; shaft with fitted key, tolerance N; without holding brake.
Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Optimum power | 1.2 kW |
| Optimum speed | 3,000 rpm |
| Rated speed (100 K) | 3,000 rpm |
| Static torque (100 K) | 4.50 Nm |
| Rated current | 3.5 A |
| Voltage constant at 20o C | 72.0 V/1000*min ̄1 |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
| Connector size | M23 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1RA0?
It is a SIMOTICS S synchronous motor 1FK7-HD.
What are the key power and speed ratings of 1FK7044-4CF71-1RA0?
PN=1.2kW, NN=3000rpm, and M0=4.5Nm (100K).
Which encoder is included with 1FK7044-4CF71-1RA0?
It uses Encoder AM20DQI: absolute encoder 20 BIT + 12 BIT MULTITURN with DRIVE-CLiQ interface.
What mounting and protection details are listed for 1FK7044-4CF71-1RA0?
It has Naturally cooled FRAME SIZE IMB 5 (IM V1, IM V3) FLANGE 1, IP64 protection, and a shaft with fitted key, tolerance N.
