Technical Summary
| Product family | SIMOTICS S |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Motor type detail | High Dynamic |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Static torque (100 K) | 4.50 Nm |
| Maximum torque | 13.0 Nm |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
| Connector size | M23 |
| Electrical connectors | Connectors for signals and power rotatable |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake | with holding brake |
Applications
Used as a servomotor in SINAMICS S120 drive systems.
Provides encoder feedback through the DRIVE-CLiQ interface.
Key Features
Exact model 1FK7044-4CF71-1RH0 in the SIMOTICS S 1FK7 servomotor family.
Optimum power: 1.2 kW.
Rated speed (100 K): 3,000 rpm.
Absolute encoder 20 bits + 12 bits multiturn with DRIVE-CLiQ interface (Encoder AM20DQI).
With holding brake and degree of protection IP64.
Cooling: Natural cooling. Design acc. to Code I: IM B5 (IM V1, IM V3).
Frequently Asked Questions
What is the exact Siemens order number and product type for 1FK7044-4CF71-1RH0?
It is a SIMOTICS S synchronous motor, model 1FK7044-4CF71-1RH0.
What are the main performance ratings of this motor?
Optimum power is 1.2 kW and rated speed (100 K) is 3,000 rpm.
Which encoder interface does this motor use?
It uses an absolute encoder 20 bits + 12 bits multiturn with DRIVE-CLiQ interface (Encoder AM20DQI).
What installation and protection details are provided for this motor?
It has natural cooling, connector size M23, rotatable signal and power connectors, IM B5 (IM V1, IM V3) design, and IP64 protection.
