Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor, 1FK7-HI |
|---|---|
| Rated power | 3.1 kW |
| Rated speed (100 K) | 2,000 rpm |
| Rated torque (100 K) | 15.0 Nm |
| Encoder system | Absolute encoder single-turn, 20-bit, Encoder AS20DQI, DRIVE-CLiQ |
| Mounting design | IM B5 (IM V1, IM V3) |
| Holding brake | Permanent-magnet brake; holding torque 22.0 Nm |
| Shaft end | Feather key |
| Connector | M23; signals and power connectors rotatable |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
Key Features
- Product designation: SIMOTICS S synchronous motor, 1FK7-HI, with PN=3.1 kW and UDC=600 V.
- Performance: Rated speed: 2,000 rpm (100 K); rated torque: 15.0 Nm (100 K); maximum torque: 61.0 Nm.
- Encoder and interface: Absolute encoder, single-turn, 20-bit, with DRIVE-CLiQ interface; encoder AS20DQI.
- Mounting and shaft: IM B5 (IM V1, IM V3) design with a flange 1, rotatable power connector, and shaft with feather key.
- Holding brake: Permanent-magnet holding brake with 22.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
- Cooling and protection: Natural cooling and IP65 degree of protection.
Frequently Asked Questions
Which specifications distinguish Siemens 1FK7084-3BC71-1QB1?
The listed variant has 3.1 kW power, 2,000 rpm rated speed (100 K), a single-turn 20-bit absolute encoder with DRIVE-CLiQ, a holding brake, a feather key, IM B5 (IM V1, IM V3) mounting, natural cooling, and IP65 protection.
Which encoder is supplied with this motor?
It has an Encoder AS20DQI: absolute encoder single-turn, 20 bits, with DRIVE-CLiQ interface.
Does this configuration 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.
What connection and mounting details should be checked?
Check the M23 connector size, rotatable signals and power connectors, IM B5 (IM V1, IM V3) design, flange 1, and feather key shaft end.
