Technical Summary
| Product designation | 1FK7043-4CH71-1PB2 |
|---|---|
| Product family | SIMOTICS S Synchronous motor 1FK7-HD |
| Lifecycle | Active Product |
| Rated output | PN=1.2kW |
| DC link voltage | UDC=600V |
| Static torque (100 K) | 3.50 Nm |
| Rated speed (100 K) | 4,500 rpm |
| Number of poles | 6 |
| Rated current | 3.3 A |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Electrical connectors | Connectors for signals and power rotatable |
Applications
Motor use in SINAMICS S120 drive systems.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD for drive applications.
PN=1.2kW; M0=3.5Nm (100K).
UDC=600V; NN=4500rpm.
Resolver 2-pole, with DRIVE-CLiQ-interface.
Degree of protection IP65; DE flange IP67; IMB 5 (IM V1, IM V3).
With holding brake; power connector rotatable; connector size M23.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1PB2?
It is a SIMOTICS S synchronous motor, 1FK7-HD.
What are the key electrical ratings of 1FK7043-4CH71-1PB2?
PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
Which feedback system does 1FK7043-4CH71-1PB2 use?
It uses a resolver 2-pole with DRIVE-CLiQ-interface.
What mounting and protection details are listed for 1FK7043-4CH71-1PB2?
It has IMB 5 (IM V1, IM V3), IP65 protection, and DE flange IP67.
Does 1FK7043-4CH71-1PB2 include a holding brake?
Yes, it is supplied with a holding brake.
