Technical Summary
| Product designation | SIMOTICS S Synchronous motor |
|---|---|
| Product family | 1FK7 servomotors for SINAMICS S120 |
| Optimum power | 1.2 kW |
| UDC | 600V |
| Static torque (100 K) | 4.50 Nm |
| Rated speed (100 K) | 3,000 rpm |
| Number of poles | 6 |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits |
| Electrical connectors | Connectors for signals and power rotatable |
| Connector size | M23 |
| Degree of protection | IP65 and DE flange IP67 |
Applications
Servomotor use within SINAMICS S120 drive systems.
Key Features
Permanent-magnet synchronous motor with High Dynamic motor type.
Incremental encoder 22 bits with DRIVE-CLiQ interface and electrical connectors for signals and power rotatable.
Naturally cooled, frame size IMB 5 (IM V1, IM V3), flange 1, plain shaft, tolerance N, M23 connector size.
Degree of protection IP65 and DE flange IP67, with Pt1000 temperature sensor.
Active Product.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1DG2?
It is a SIMOTICS S synchronous motor from the 1FK7 servomotor family.
What are the key ratings of 1FK7044-4CF71-1DG2?
Key ratings include PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
Which encoder and interface are used on 1FK7044-4CF71-1DG2?
It uses an incremental encoder 22 bits with DRIVE-CLiQ interface.
What mounting and protection details are specified for 1FK7044-4CF71-1DG2?
It has frame size IMB 5 (IM V1, IM V3), a flange 1 design, plain shaft, IP65 protection, and DE flange IP67.
