Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=2kW |
| DC link voltage | UDC=600V |
| Static torque (100 K) | 22.00 Nm |
| Rated speed (100 K) | 3,000 rpm |
| Maximum speed | 6,000 rpm |
| Cooling | Natural cooling |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Electrical connectors | Connectors for signals and power rotatable |
| Degree of protection | IP65 and DE flange IP67 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Holding brake | with holding brake |
Applications
Serves as a synchronous motor for the SINAMICS S120 drive family.
Key Features
Permanent-magnet synchronous motor with High Dynamic design.
PN=2kW; UDC=600V; M0=22Nm (100K); NN=3000rpm.
Absolute encoder 20 bit + 12 bit multiturn with DRIVE-CLiQ interface (ENCODER AM20DQI); connectors for signals and power rotatable.
FRAME SIZE IMB 5 (IM V1, IM V3); flange 1; degree of protection IP65 DE flange IP67.
Naturally cooled; with holding brake.
Frequently Asked Questions
What is Siemens 1FK7085-4CF71-1RB2?
It is a SIMOTICS S synchronous motor, product type 1FK7-HD.
What are the key ratings of 1FK7085-4CF71-1RB2?
PN=2kW, UDC=600V, M0=22Nm (100K), and NN=3000rpm.
Which encoder and interface does 1FK7085-4CF71-1RB2 use?
It uses an absolute encoder 20 bit + 12 bit multiturn with DRIVE-CLiQ interface (ENCODER AM20DQI).
What mounting and protection details are listed for 1FK7085-4CF71-1RB2?
It is designed for IMB 5 (IM V1, IM V3), has flange 1, and degree of protection IP65 DE flange IP67.
