Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Rated output | PN=1.2kW |
| Rated 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 | IP64 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Encoder system | Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole) |
Applications
For drive-controlled motion with SINAMICS S120.
For feedback connection through the DRIVE-CLiQ interface and resolver system.
Key Features
Permanent-magnet synchronous motor with High Dynamic design.
PN=1.2kW and NN=4500rpm; rated speed (100 K): 4,500 rpm.
Resolver R15DQ with resolver 15 bits and DRIVE-CLiQ interface.
Naturally cooled and degree of protection IP64.
IM B5 (IM V1, IM V3) with plain shaft, tolerance N.
With holding brake; holding torque 4.0 Nm and power supply voltage DC 24 V ± 10 %.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1UH0?
It is a SIMOTICS S synchronous motor, 1FK7-HD variant, with Active Product lifecycle.
What are the key electrical ratings of 1FK7043-4CH71-1UH0?
Key ratings include PN=1.2kW, UDC=600V, M0=3.5Nm (100K), NN=4500rpm and rated current 3.3 A.
Which interface and feedback system does this motor use?
It uses a resolver R15DQ feedback system with DRIVE-CLiQ interface.
What installation and mechanical details are listed for this motor?
It has natural cooling, IM B5 (IM V1, IM V3) mounting, a plain shaft, Connector size M23 and IP64 protection.
What holding brake details are given for 1FK7043-4CH71-1UH0?
The motor is supplied with a holding brake, with holding torque 4.0 Nm and power supply voltage DC 24 V ± 10 %.
