Product Overview
Technical Summary
| Product designation | SIMOTICS S 1FK7-HD permanent-magnet synchronous motor |
|---|---|
| Optimum power | 1.2 kW |
| Optimum speed | 4,500 rpm |
| Rated speed (100 K) | 4,500 rpm |
| Maximum torque | 10.0 Nm |
| Encoder system | Absolute encoder 22 bits + 12 bits multiturn, DRIVE-CLiQ interface |
| Holding brake | Permanent-magnet brake; holding torque 4.0 Nm |
| Power supply voltage | DC 24 V ± 10 % |
| Design | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Degree of protection | IP65 |
Key Features
- Motor designation: SIMOTICS S 1FK7-HD permanent-magnet synchronous motor, High Dynamic.
- Optimum performance: Optimum power: 1.2 kW; optimum speed: 4,500 rpm.
- Encoder system: Absolute encoder 22 bits with 12 bits multiturn and DRIVE-CLiQ interface.
- Holding brake: Permanent-magnet brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
- Mechanical configuration: IM B5 (IM V1, IM V3) design, plain shaft, rotatable M23 connectors, and natural cooling.
- Protection: Degree of protection: IP65.
Frequently Asked Questions
Which specifications identify the Siemens 1FK7043-4CH71-1FH1 variant?
Check the 1.2 kW optimum power, 22-bit absolute encoder with 12-bit multiturn, holding brake, plain shaft, IM B5 (IM V1, IM V3) design, M23 connectors, and IP65 protection.
What encoder does this motor have?
It has an absolute encoder with 22 bits, 12 bits multiturn, and a DRIVE-CLiQ interface.
What holding-brake details should be checked?
The motor has a permanent-magnet brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
