Key Features
- Power and speed: PN=1.2kW, NN=4500rpm, and M0=3.5Nm (100K).
- Feedback system: Absolute encoder 20 BIT + 12 BIT MULTITURN with DRIVE-CLIQ interface, encoder AM20DQI.
- Mechanical configuration: Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), plain shaft, tolerance N, with holding brake.
- Connections and protection: POWER CONNECTOR ROTATABLE, connector size M23, and degree of protection IP65 and DE flange IP67.
- Electrical and mechanical data: UDC=600V, Rated current 3.3 A, and Max. permissible speed (mech.) 9,000 rpm.
Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 4,500 rpm |
| Static torque (100 K) | 3.50 Nm |
| UDC | 600V |
| Rated current | 3.3 A |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Cooling | Natural cooling |
| Connector size | M23 |
| Electrical connectors | Connectors for signals and power rotatable |
| Holding brake | with holding brake |
| Degree of protection | IP65 and DE flange IP67 |
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1RH2?
It is a SIMOTICS S synchronous motor 1FK7-HD.
What are the rated speed and torque of this motor?
Rated speed (100 K): 4,500 rpm. Static torque (100 K): 3.50 Nm.
Which feedback system is included on 1FK7043-4CH71-1RH2?
It uses encoder AM20DQI with an absolute encoder 20 bits + 12 bits multi-turn and DRIVE-CLIQ interface.
What are the electrical supply and current values for this motor?
UDC=600V and Rated current 3.3 A.
What mechanical configuration should be checked before ordering 1FK7043-4CH71-1RH2?
Check the plain shaft, with holding brake, connector size M23, rotatable power and signal connectors, and the IM B5 (IM V1, IM V3) mounting design.
