Technical Summary
| Product designation | SIMOTICS S synchronous motor |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Active lifecycle | Active Product |
| Optimum power | 2.1 kW |
| Rated speed (100 K) | 2,000 rpm |
| Rated torque (100 K) | 10.0 Nm |
| Rated current | 4.4 A |
| Max. permissible speed (mech.) | 6,000 rpm |
| Degree of protection | IP65 |
| Cooling | Natural cooling |
| Connector size | M23 |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
Applications
Motor for SINAMICS S120 Combi arrangements.
Key Features
Permanent-magnet synchronous motor in the SIMOTICS S family.
Current product lifecycle status: Active Product.
2.1 kW
2,000 rpm
Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
IP65
Frequently Asked Questions
What is Siemens 1FK7081-2AC71-1RB1?
It is a SIMOTICS S synchronous motor.
What is the rated speed of 1FK7081-2AC71-1RB1?
Rated speed (100 K): 2,000 rpm.
Which encoder system is used on 1FK7081-2AC71-1RB1?
Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
What protection and cooling data are given for this motor?
Degree of protection: IP65. Cooling: Natural cooling.
What connector and mounting details are listed for 1FK7081-2AC71-1RB1?
Connector size: M23. Design acc. to Code I: IM B5 (IM V1, IM V3).
