Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Number of poles | 6 |
| Rated current | 3.5 A |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Connector size | M23 |
| Electrical connectors | Connectors for signals and power rotatable |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Holding brake power supply voltage | DC 24 V ± 10 % |
Applications
Servomotor for use with SINAMICS S120.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD.
Absolute encoder single-turn 20 bits with DRIVE-CLiQ interface (Encoder AS20DQI).
Degree of protection IP65 and DE flange IP67; design acc. to Code I IM B5 (IM V1, IM V3).
Natural cooling with holding brake.
Connector size M23; electrical connectors for signals and power rotatable.
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Frequently Asked Questions
What is the exact Siemens order number and product type?
The order number is 1FK7044-4CF71-1QB2, and the product type is SIMOTICS S Synchronous motor 1FK7-HD.
What are the rated speed and rated torque for 1FK7044-4CF71-1QB2?
Rated speed (100 K): 3,000 rpm. Rated torque (100 K): 3.7 Nm.
Which encoder and connector details are specified for this motor?
It uses an Encoder AS20DQI absolute encoder single-turn 20 bits with DRIVE-CLiQ interface, and the connector size is M23.
What protection and cooling details are listed for this motor?
Cooling is natural cooling, and the degree of protection is IP65 and DE flange IP67.
What lifecycle status is shown for 1FK7044-4CF71-1QB2?
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