Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed | 4,500 rpm |
| Static torque (100 K) | 3.50 Nm |
| Max. permissible speed (mech.) | 9,000 rpm |
| Rated current | 3.3 A |
| Connector size | M23 |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Encoder system | Encoder AM24DQI: absolute encoder 24 bits + 12 bits multi-turn |
| Holding brake | with holding brake |
Applications
Motor use in SINAMICS S120 drive systems.
Key Features
1FK7-HD motor with PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
Encoder AM24DQI with absolute encoder 24 bit + 12 bit multiturn and DRIVE-CLiQ interface.
Naturally cooled design with IMB 5 (IM V1, IM V3) mounting and flange 1.
Degree of protection IP65 and DE flange IP67, with holding brake.
Power connector rotatable, connector size M23, and connectors for signals and power rotatable.
Frequently Asked Questions
What is the exact Siemens model of this motor?
The exact model is 1FK7043-4CH71-1CH2.
What are the key performance ratings for 1FK7043-4CH71-1CH2?
Optimum power is 1.2 kW, rated speed is 4,500 rpm, and static torque (100 K) is 3.50 Nm.
Which encoder and connector details are listed for this motor?
It uses Encoder AM24DQI with a DRIVE-CLiQ interface, and the connector size is M23.
What mounting and protection details are given for 1FK7043-4CH71-1CH2?
The motor is designed to IM B5 (IM V1, IM V3) and has degree of protection IP65 and DE flange IP67.
