Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-CT |
|---|---|
| Optimum power | 3.3 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 10.5 Nm |
| Rated current | 7.2 A |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Interface | DRIVE-CLiQ |
| Holding brake | Permanent-magnet brake; holding torque 22.0 Nm |
| Shaft end | Feather key |
| Design | IM B5 (IM V1, IM V3) |
| Degree of protection | IP65 |
Key Features
- Motor designation: SIMOTICS S synchronous motor 1FK7-CT with 3.3 kW optimum power.
- Encoder and interface: Absolute encoder single-turn 20 bits, Encoder AS20DQI, with DRIVE-CLiQ interface.
- Rated performance: Rated speed: 3,000 rpm (100 K); rated torque: 10.5 Nm (100 K); rated current: 7.2 A.
- Brake and shaft: Permanent-magnet holding brake with 22.0 Nm holding torque; shaft end with Feather key.
- Mounting and cooling: Design IM B5 (IM V1, IM V3) with Natural cooling; M23 connectors for signals and power are rotatable.
- Protection and monitoring: Degree of protection: IP65; temperature monitoring uses a Pt1000 temperature sensor.
Frequently Asked Questions
Which motor specifications identify Siemens 1FK7083-2AF71-1QB1?
Check the SIMOTICS S 1FK7-CT designation, 3.3 kW optimum power, 3,000 rpm rated speed, 10.5 Nm rated torque, and 7.2 A rated current.
Which encoder and interface should be checked for this exact variant?
Check for Encoder AS20DQI, an absolute encoder single-turn 20 bits, with a DRIVE-CLiQ interface.
What brake and shaft details should be checked?
Check for the permanent-magnet holding brake with 22.0 Nm holding torque and a shaft end with Feather key.
Which connection, mounting, cooling, and protection details should be verified?
Verify M23 rotatable signal and power connectors, design IM B5 (IM V1, IM V3), Natural cooling, and IP65 protection.
