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 |
| Degree of protection | IP65 |
| Cooling | Natural cooling |
| 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) |
| Holding brake | Permanent-magnet brake |
| Power supply voltage | DC 24 V ± 10 % |
Applications
Motor use in SINAMICS S120 drive setups.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD for drive applications.
MULTI-POLE WITH DRIVE-CLIQ INTERFACE for drive-side connection.
Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole).
Degree of protection IP65 with Natural cooling.
with holding brake; Holding brake version Permanent-magnet brake.
IM B5 (IM V1, IM V3), Connector size M23, connectors for signals and power rotatable.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1UB1?
It is a SIMOTICS S Synchronous motor 1FK7-HD, Active Product.
What are the key ratings of 1FK7044-4CF71-1UB1?
Optimum power is 1.2 kW, rated speed (100 K) is 3,000 rpm, and static torque (100 K) is 4.50 Nm.
What interface and feedback does this motor use?
It has a MULTI-POLE WITH DRIVE-CLIQ INTERFACE and an Encoder system of Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole).
What mounting and protection details are listed for 1FK7044-4CF71-1UB1?
The motor uses IM B5 (IM V1, IM V3), has Connector size M23, Natural cooling, and Degree of protection IP65.
