Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-CT |
|---|---|
| Rated power | PN=2.7 kW |
| Supply voltage | UDC=600 V |
| Rated speed | 3,000 rpm (100 K) |
| Rated torque | 8.7 Nm (100 K) |
| Encoder | Absolute Encoder AM20DQI, 20 bits + 12 bits multi-turn |
| Interface | DRIVE-CLiQ |
| Mounting design | IM B5 (IM V1, IM V3) |
| Connector | M23, rotatable power connector |
| Holding brake | Permanent-magnet brake, holding torque 22.0 Nm |
| Protection | IP65 |
Key Features
- Product designation: SIMOTICS S synchronous motor 1FK7-CT with PN=2.7 kW and UDC=600 V.
- Rated performance: Rated speed: 3,000 rpm (100 K); rated torque: 8.7 Nm (100 K); rated current: 6.8 A.
- Encoder and interface: Absolute Encoder AM20DQI: 20 bits, resolution 1048576, plus 12 bits multi-turn with a traversing range of 4096 revolutions; DRIVE-CLiQ interface.
- Mechanical configuration: Natural cooling, IM B5 (IM V1, IM V3) design, rotatable M23 power connector, and shaft with Feather key.
- Holding brake: Permanent-magnet brake with holding torque 22.0 Nm and DC 24 V ± 10 % power supply voltage.
- Protection: Degree of protection: IP65.
Frequently Asked Questions
What product does Siemens order number 1FK7081-2AF71-1RB1 identify?
It identifies a SIMOTICS S permanent-magnet synchronous motor 1FK7-CT with PN=2.7 kW and UDC=600 V.
Which encoder identifies this exact variant?
It has Encoder AM20DQI: a 20-bit absolute encoder with 12-bit multi-turn feedback and a DRIVE-CLiQ interface.
Which brake and shaft configuration should be checked?
The configuration has a permanent-magnet holding brake and a shaft with Feather key.
Which mounting, connector, cooling, and protection details should be verified?
Verify IM B5 (IM V1, IM V3), rotatable M23 power connector, Natural cooling, and IP65 protection.
