Technical Summary
| Product designation | 1FK7043-4CH71-1RB0 |
|---|---|
| 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 |
| Maximum current | 12.5 A |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Connector size | M23 |
| Degree of protection | IP64 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Holding brake | with holding brake |
Applications
Motor use for SINAMICS S120 integration.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD with High Dynamic motor type.
Absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Electrical connectors for signals and power rotatable with connector size M23.
With holding brake and permanent-magnet brake version.
Degree of protection IP64 and design acc. to Code I IM B5 (IM V1, IM V3).
Naturally cooled with shaft end Feather key.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1RB0?
It is a SIMOTICS S synchronous motor 1FK7-HD.
What encoder does 1FK7043-4CH71-1RB0 use?
It uses encoder AM20DQI with DRIVE-CLiQ interface, 20 bits absolute and 12 bits multi-turn.
What are the key electrical ratings for this motor?
Optimum power is 1.2 kW, rated current is 3.3 A and maximum current is 12.5 A.
What installation and protection details are listed for 1FK7043-4CH71-1RB0?
It has M23 connectors, IP64 protection, IM B5 (IM V1, IM V3) mounting, natural cooling and a holding brake.
