Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Static torque (100 K) | 4.50 Nm |
| Maximum torque | 13.0 Nm |
| Rated current | 3.5 A |
| Maximum current | 12.1 A |
| Rated inverter current | 5 A |
| Maximum inverter current | 15 A |
| Encoder system | Encoder AS24DQI: absolute encoder single-turn 24 bits |
| Electrical connectors | Connectors for signals and power rotatable |
| Connector size | M23 |
| Degree of protection | IP64 |
| Cooling | Natural cooling |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Holding brake version | Permanent-magnet brake |
| Holding torque | 4.0 Nm |
| Power supply voltage | DC 24 V ± 10 % |
Applications
Motor for SINAMICS S120 drive systems.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD for SINAMICS S120 use.
Absolute encoder single-turn 24 bits with DRIVE-CLiQ interface.
With holding brake; holding torque 4.0 Nm; power supply voltage DC 24 V ± 10 %.
Electrical connectors for signals and power rotatable; connector size M23.
Design acc. to Code I IM B5 (IM V1, IM V3) with plain shaft.
Degree of protection IP64.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1BH0?
It is a SIMOTICS S synchronous motor with order number 1FK7044-4CF71-1BH0.
What encoder does 1FK7044-4CF71-1BH0 use?
It uses Encoder AS24DQI, an absolute encoder single-turn 24 bits with DRIVE-CLiQ interface.
What are the main electrical ratings of 1FK7044-4CF71-1BH0?
Key ratings include PN=1.2kW, UDC=600V, rated current 3.5 A, and rated speed (100 K) 3,000 rpm.
What mounting and protection details are listed for 1FK7044-4CF71-1BH0?
It is designed acc. to Code I IM B5 (IM V1, IM V3) and has degree of protection IP64.
Does 1FK7044-4CF71-1BH0 include a holding brake?
Yes. It is supplied with a holding brake; holding torque is 4.0 Nm and power supply voltage is DC 24 V ± 10 %.
