Technical Summary
| Product family | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Motor type variant | High Dynamic |
| 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 torque | 10.0 Nm |
| Maximum current | 12.5 A |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
Key Features
SIMOTICS S Synchronous motor 1FK7-HD with High Dynamic motor type.
Absolute encoder 20 bit + 12 bit multiturn with DRIVE-CLIQ interface, encoder AM20DQI.
Naturally cooled, IM B5 (IM V1, IM V3), power connector rotatable, connector size M23.
Degree of protection IP65, shaft with fitted key, tolerance N, without holding brake.
Active Product.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1RA1?
It is a SIMOTICS S synchronous motor, 1FK7-HD.
What are the key power and speed ratings of 1FK7043-4CH71-1RA1?
Optimum power is 1.2 kW and rated speed (100 K) is 4,500 rpm.
What encoder does 1FK7043-4CH71-1RA1 use?
It uses encoder AM20DQI with absolute encoder 20 bit + 12 bit multiturn and DRIVE-CLIQ interface.
What mounting and protection details are listed for 1FK7043-4CH71-1RA1?
It is designed acc. to Code I as IM B5 (IM V1, IM V3), with M23 connector size and IP65 degree of protection.
