Technical Summary
| Product designation | SIMOTICS S Synchronous motor |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Power | PN=1.2kW |
| Voltage | UDC=600V |
| Static torque (100 K) | 3.50 Nm |
| Rated speed (100 K) | 4,500 rpm |
| Max. permissible speed (mech.) | 9,000 rpm |
| Degree of protection | IP65 |
| Cooling | Natural cooling |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Electrical connectors | Connectors for signals and power rotatable |
| Holding brake | Permanent-magnet brake |
Applications
Motor for use in SINAMICS S120 drive setups.
With holding brake for load holding when the brake is required.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD
PN=1.2kW; UDC=600V
M0=3.5Nm (100K); NN=4500rpm
Naturally cooled; Degree of protection IP65
Resolver 2-pole, with DRIVE-CLiQ-interface; Electrical connectors for signals and power rotatable
Plain shaft, tolerance N; with holding brake
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1PH1?
It is a SIMOTICS S synchronous motor, product lifecycle Active Product.
What are the power and speed ratings for 1FK7043-4CH71-1PH1?
PN=1.2kW and NN=4500rpm. The maximum permissible speed (mech.) is 9,000 rpm.
What protection and cooling does this motor have?
It has natural cooling and Degree of protection IP65.
What feedback and connector details are specified?
It has a Resolver 2-pole with DRIVE-CLiQ-interface, M23 connector size, and electrical connectors for signals and power rotatable.
