Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Power | 1.2 kW |
| Supply voltage | UDC=600 V |
| Rated speed | 4,500 rpm |
| Rated torque (100 K) | 2.6 Nm |
| Feedback | Resolver R14DQ, 14-bit resolution (16384), internal 2-pole |
| Holding brake | Permanent-magnet brake, 4.0 Nm holding torque |
| Connector | M23; rotatable signal and power connectors |
| Mounting | IM B5 (IM V1, IM V3) |
| Cooling | Natural cooling |
| Protection | IP65; DE flange IP67 |
Key Features
- Product designation: SIMOTICS S synchronous motor 1FK7-HD with 1.2 kW power, 600 V UDC and 3.5 Nm torque at 100 K.
- Speed and torque: Rated speed: 4,500 rpm; rated torque: 2.6 Nm (100 K); maximum speed: 9,000 rpm; maximum torque: 10.0 Nm.
- Feedback and connectors: Resolver R14DQ feedback with 14-bit resolution (16384), internal 2-pole design, and rotatable M23 signal and power connectors.
- Holding brake: Permanent-magnet holding brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply.
- Mechanical configuration: Plain shaft, IM B5 (IM V1, IM V3) design, naturally cooled, with standard Anthracite RAL 7016 housing.
- Protection: Degree of protection: IP65; DE flange: IP67.
Frequently Asked Questions
Which specifications identify Siemens 1FK7043-4CH71-1PH2?
Check the SIMOTICS S 1FK7-HD designation, 1.2 kW power, 4,500 rpm rated speed, Resolver R14DQ feedback, holding brake, plain shaft, M23 connectors and IP65 protection.
What feedback system does this motor have?
It has a Resolver R14DQ system with 14-bit resolution (16384) and an internal 2-pole design.
What holding-brake details should be checked?
The motor has a permanent-magnet brake with 4.0 Nm holding torque, DC 24 V ± 10 % power supply, 0.5 A coil current, 70 ms opening time and 30 ms closing time.
What details are needed for a quotation?
Provide the complete order number, required quantity and destination, then verify the ratings, feedback, brake, shaft, connectors, mounting and protection.
