Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-CT |
|---|---|
| PN | 2.7 kW |
| UDC | 600 V |
| M0 | 12 Nm |
| NN | 3000 rpm |
| Rated torque (100 K) | 8.7 Nm |
| Rated current | 6.8 A |
| Number of poles | 8 |
| Connector size | M23 |
| Degree of protection | IP65 |
| 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) |
| Holding brake version | Permanent-magnet brake |
| Power supply voltage | DC 24 V ± 10 % |
Applications
Used as a SIMOTICS S servomotor within the SINAMICS S120 Combi product path.
Key Features
Active Product.
PN=2.7 kW, UDC=600 V, M0=12 Nm and NN=3000 rpm.
Encoder AM20DQI: absolute encoder 20 bits with 12 bits multi-turn and DRIVE-CLiQ interface.
IM B5 (IM V1, IM V3) with flange 1, rotatable power connector and degree of protection IP65.
With holding brake, shaft with feather key and tolerance N.
Frequently Asked Questions
What is Siemens 1FK7081-2AF71-1RB1?
It is a SIMOTICS S synchronous motor 1FK7-CT.
What are the main ratings for 1FK7081-2AF71-1RB1?
PN=2.7 kW, UDC=600 V, M0=12 Nm and NN=3000 rpm.
What encoder and interface does 1FK7081-2AF71-1RB1 have?
It has Encoder AM20DQI with absolute encoder 20 bits, 12 bits multi-turn and a DRIVE-CLiQ interface.
What mounting and protection details are listed for 1FK7081-2AF71-1RB1?
It is designed as IM B5 (IM V1, IM V3) and has degree of protection IP65.
What brake supply is specified for the holding brake on 1FK7081-2AF71-1RB1?
The holding brake power supply voltage is DC 24 V ± 10 %.
