Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 4,500 rpm |
| Static torque (100 K) | 3.50 Nm |
| Rated current | 3.3 A |
| Power supply voltage | DC 24 V ± 10 % |
| Encoder system | Encoder AS24DQI: absolute encoder single-turn 24 bits |
| Connector size | M23 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Degree of protection | IP65 |
Applications
Used as a servomotor for SINAMICS S120 integration.
Uses the holding brake to secure the shaft when required.
Key Features
Permanent-magnet synchronous motor, High Dynamic.
Optimum power: 1.2 kW; Rated speed (100 K): 4,500 rpm; Max. permissible speed (mech.): 9,000 rpm.
Encoder AS24DQI: absolute encoder single-turn 24 bits with DRIVE-CLiQ interface.
Connector size: M23; Electrical connectors for signals and power rotatable; Design acc. to Code I: IM B5 (IM V1, IM V3).
Degree of protection: IP65; Cooling: Natural cooling.
with holding brake; Shaft end: Plain shaft.
Frequently Asked Questions
What is the exact Siemens order number and product type?
The exact order number is 1FK7043-4CH71-1BH1, and it is a SIMOTICS S synchronous motor.
What are the main power and speed ratings of 1FK7043-4CH71-1BH1?
Optimum power is 1.2 kW and rated speed (100 K) is 4,500 rpm.
What encoder and interface are included on this motor?
It includes Encoder AS24DQI: absolute encoder single-turn 24 bits with DRIVE-CLiQ interface.
What connection and mounting details are specified for this motor?
The motor has connector size M23, rotatable connectors for signals and power, and design acc. to Code I: IM B5 (IM V1, IM V3).
