Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Series | 1FK7 servomotors for SINAMICS S120 |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 4,500 rpm |
| Static torque (100 K) | 3.50 Nm |
| Rated current | 3.3 A |
| Number of poles | 6 |
| Encoder system | Encoder AS24DQI: absolute encoder single-turn 24 bits |
| Interface | DRIVE-CLiQ |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Holding brake | with holding brake |
Key Features
SIMOTICS S synchronous motor
Permanent-magnet synchronous motor with High Dynamic design.
Permanent-magnet synchronous motor with High Dynamic design.
Optimum power
1.2 kW.
1.2 kW.
Rated speed
4,500 rpm.
4,500 rpm.
Encoder system
Encoder AS24DQI: absolute encoder single-turn 24 bits with DRIVE-CLiQ interface.
Encoder AS24DQI: absolute encoder single-turn 24 bits with DRIVE-CLiQ interface.
Mechanical design
IM B5 (IM V1, IM V3) with plain shaft and rotatable power connector.
IM B5 (IM V1, IM V3) with plain shaft and rotatable power connector.
Protection and braking
Degree of protection IP65 and DE flange IP67, with holding brake.
Degree of protection IP65 and DE flange IP67, with holding brake.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1BH2?
It is a SIMOTICS S synchronous motor in the 1FK7 servomotor range.
What are the main rating values of 1FK7043-4CH71-1BH2?
Key ratings are PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
Which encoder is used on 1FK7043-4CH71-1BH2?
It uses Encoder AS24DQI: absolute encoder single-turn 24 bits with DRIVE-CLiQ interface.
What installation and protection details are listed for 1FK7043-4CH71-1BH2?
It has IM B5 (IM V1, IM V3) design, a plain shaft, a rotatable power connector, IP65 protection, and DE flange IP67.
Does 1FK7043-4CH71-1BH2 include a holding brake?
Yes, it is supplied with a holding brake.
