Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Motor type | High Dynamic |
| Rated speed (100 K) | 3,000 rpm |
| Static torque (100 K) | 22.00 Nm |
| Rated current | 7.0 A |
| Max. permissible speed (mech.) | 6,000 rpm |
| Maximum torque | 65.0 Nm |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Electrical connectors | Connectors for signals and power rotatable |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Holding brake | without holding brake |
Key Features
SIMOTICS S synchronous motor
Synchronous motor in the 1FK7 servomotor range.
Synchronous motor in the 1FK7 servomotor range.
High Dynamic motor
Motor type: High Dynamic.
Motor type: High Dynamic.
Absolute encoder with DRIVE-CLiQ interface
Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Natural cooling and IP65
Cooling: Natural cooling. Degree of protection: IP65.
Cooling: Natural cooling. Degree of protection: IP65.
Plain shaft without holding brake
Shaft end: Plain shaft. Holding brake: without holding brake.
Shaft end: Plain shaft. Holding brake: without holding brake.
Applications
SINAMICS S120 servo drive integration
Servomotor for SINAMICS S120.
Servomotor for SINAMICS S120.
Frequently Asked Questions
What is Siemens 1FK7085-4CF71-1RG1?
It is a SIMOTICS S synchronous motor in the 1FK7 servomotor range.
What encoder does 1FK7085-4CF71-1RG1 use?
It uses Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
What are the key mechanical and protection details of this motor?
It has natural cooling, IP65 protection, a plain shaft, and no holding brake.
What is the rated speed and torque at 100 K?
Rated speed (100 K) is 3,000 rpm and static torque (100 K) is 22.00 Nm.
