Technical Summary
| Product designation | 1FK7043-4CH71-1QH0 |
|---|---|
| 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 |
| Max. permissible speed (mech.) | 9,000 rpm |
| Degree of protection | IP64 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Holding brake power supply voltage | DC 24 V ± 10 % |
Applications
Motor use in a SINAMICS S120 drive system.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD for motion-control use in the SINAMICS S120 product path.
Absolute encoder single-turn 20 bit with DRIVE-CLiQ interface, plus rotatable signal and power connectors.
Naturally cooled with IM B5 (IM V1, IM V3) mounting, flange 1, plain shaft, and M23 connector size.
Degree of protection IP64 with Pt1000 temperature sensor and holding brake.
Active Product.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1QH0?
It is a SIMOTICS S synchronous motor.
What are the key performance ratings of 1FK7043-4CH71-1QH0?
Optimum power is 1.2 kW, rated speed (100 K) is 4,500 rpm, and static torque (100 K) is 3.50 Nm.
Which interfaces and connectors does 1FK7043-4CH71-1QH0 have?
It has an absolute encoder single-turn 20 bit with DRIVE-CLiQ interface and rotatable signal and power connectors.
What mounting and protection details are listed for 1FK7043-4CH71-1QH0?
It is designed as IM B5 (IM V1, IM V3) with IP64 degree of protection.
