Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Static torque (100 K) | 4.50 Nm |
| Rated current | 3.5 A |
| Number of poles | 6 |
| Connector size | M23 |
| Encoder system | Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole) |
| Degree of protection | IP65 and DE flange IP67 |
| Cooling | Natural cooling |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Holding brake version | Permanent-magnet brake |
Applications
Motor use in SINAMICS S120 drive systems.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD.
POWER CONNECTOR ROTATABLE, RESOLVER MULTI-POLE WITH DRIVE-CLIQ INTERFACE.
with holding brake.
Degree of protection IP65 and DE flange IP67 with Natural cooling.
FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, plain shaft, tolerance N.
Active Product.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1UH2?
It is a SIMOTICS S synchronous motor, 1FK7-HD, with Active Product lifecycle.
What are the main performance ratings of 1FK7044-4CF71-1UH2?
Key ratings include PN=1.2kW, UDC=600V, M0=4.5Nm (100K), NN=3000rpm, and rated speed (100 K) 3,000 rpm.
What interface and connector details does this motor have?
It has a POWER CONNECTOR ROTATABLE, a RESOLVER MULTI-POLE WITH DRIVE-CLIQ INTERFACE, and connector size M23.
What protection and cooling details are listed for 1FK7044-4CF71-1UH2?
It has Natural cooling, degree of protection IP65, and DE flange IP67.
