Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Motor variant | 1FK7-HD |
| Optimum power | 1.2 kW |
| UDC | 600V |
| Static torque (100 K) | 3.50 Nm |
| Rated speed (100 K) | 4,500 rpm |
| Rated current | 3.3 A |
| Max. permissible speed (mech.) | 9,000 rpm |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Connector size | M23 |
| Degree of protection | IP65 |
Applications
Use as a motor in SINAMICS S120 motion-control setups.
Use the integrated holding brake for holding torque when the motor is stopped.
Key Features
Motor designation: SIMOTICS S Synchronous motor 1FK7-HD.
Encoder system: Encoder AS20DQI: absolute encoder single-turn 20 bits with DRIVE-CLiQ interface.
Degree of protection: IP65.
Cooling: Natural cooling.
Holding brake: with holding brake.
Electrical connectors: Connectors for signals and power rotatable.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1QB1?
It is a SIMOTICS S Synchronous motor 1FK7-HD.
What encoder does 1FK7043-4CH71-1QB1 use?
It uses Encoder AS20DQI: absolute encoder single-turn 20 bits with DRIVE-CLiQ interface.
What are the key electrical and performance ratings of 1FK7043-4CH71-1QB1?
Key ratings include PN=1.2kW, UDC=600V, M0=3.5Nm (100K), NN=4500rpm, rated current 3.3 A, and max. permissible speed (mech.) 9,000 rpm.
What installation and protection details are listed for 1FK7043-4CH71-1QB1?
It has connector size M23, electrical connectors for signals and power rotatable, natural cooling, and degree of protection IP65.
What lifecycle status is listed for 1FK7043-4CH71-1QB1?
Product lifecycle: Active Product.
