Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Static torque (100 K) | 4.50 Nm |
| Rated current | 3.5 A |
| Maximum torque | 13.0 Nm |
| Max. permissible speed (mech.) | 9,000 rpm |
| Max. permissible speed (inverter) | 8,050 rpm |
| Holding brake | with holding brake |
| Power supply voltage | DC 24 V ± 10 % |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits |
Applications
Servomotor for SINAMICS S120 systems.
Key Features
Permanent-magnet synchronous motor, High Dynamic.
PN=1.2kW; UDC=600V M0=4.5Nm (100K); NN=3000rpm.
Incremental encoder 22 bit with DRIVE-CLiQ interface (ENCODER IC22DQ) and connector size M23.
Naturally cooled, IM B5 (IM V1, IM V3), shaft with fitted key, with holding brake, IP65 and DE flange IP67.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1DB2?
It is a SIMOTICS S Synchronous motor 1FK7-HD.
What is the rated speed of 1FK7044-4CF71-1DB2?
Rated speed (100 K) is 3,000 rpm.
What encoder does 1FK7044-4CF71-1DB2 use?
It uses Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits.
What are the protection and mounting details for 1FK7044-4CF71-1DB2?
Degree of protection is IP65 and DE flange IP67, and the design is IM B5 (IM V1, IM V3).
