Product information
Overview
Key Features
- Rated performance: PN=2 kW; rated speed: 3,000 rpm (100 K); rated torque: 6.5 Nm (100 K).
- Feedback system: Absolute Encoder AM20DQI with 20 bits (resolution 1048576, encoder-internal 512 S/R) plus 12 bits multi-turn (traversing range 4096 revolutions), with DRIVE-CLiQ interface.
- Mechanical configuration: IM B5 (IM V1, IM V3) design with flange 1, rotatable power connector, M40 connector size, and plain shaft with tolerance N.
- Cooling and protection: Natural cooling and IP65 degree of protection; Pt1000 temperature sensor for temperature monitoring.
- Holding brake: Permanent-magnet brake with 22.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
- Motor limits: Maximum torque: 65.0 Nm; maximum permissible speed: 6,000 rpm (mech.) and 6,000 rpm (inverter).
Technical Summary
| Product | Siemens SIMOTICS S synchronous motor 1FK7085-4CF71-1RH1 |
|---|---|
| Rated power | PN=2 kW |
| Rated speed | 3,000 rpm (100 K) |
| Rated torque | 6.5 Nm (100 K) |
| Supply voltage | UDC=600 V |
| Mounting design | IM B5 (IM V1, IM V3) |
| Cooling | Natural cooling |
| Protection | IP65 |
| Feedback | Absolute Encoder AM20DQI, 20 bits + 12 bits multi-turn, DRIVE-CLiQ interface |
| Shaft | Plain shaft, tolerance N |
| Holding brake | Permanent-magnet brake, 22.0 Nm holding torque |
Frequently Asked Questions
What is the rated performance of the Siemens 1FK7085-4CF71-1RH1?
PN=2 kW, rated speed is 3,000 rpm (100 K), and rated torque is 6.5 Nm (100 K).
Which feedback system does this motor have?
It has an absolute Encoder AM20DQI with 20 bits plus 12 bits multi-turn and a DRIVE-CLiQ interface.
What mounting and protection configuration does it have?
It has IM B5 (IM V1, IM V3) mounting, a plain shaft with tolerance N, natural cooling, and IP65 protection.
Does the motor include a holding brake?
It has a permanent-magnet holding brake with 22.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
