Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Series | 1FK7-HD |
| Power | PN=0.94kW |
| DC link voltage | UDC=300V |
| Rated torque (100 K) | 3.0 Nm |
| Rated speed (100 K) | 3,000 rpm |
| Number of poles | 6 |
| Rated current | 3.7 A |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
| 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 |
Key Features
SIMOTICS S synchronous motor
Permanent-magnet synchronous motor with High Dynamic design.
Permanent-magnet synchronous motor with High Dynamic design.
Output and speed
PN=0.94kW and NN=3000rpm; rated speed (100 K) 3,000 rpm.
PN=0.94kW and NN=3000rpm; rated speed (100 K) 3,000 rpm.
Feedback and interface
Absolute encoder 20 bit + 12 bit multiturn with DRIVE-CLiQ interface, encoder AM20DQI.
Absolute encoder 20 bit + 12 bit multiturn with DRIVE-CLiQ interface, encoder AM20DQI.
Mechanical version
Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), plain shaft, tolerance N, without holding brake.
Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), plain shaft, tolerance N, without holding brake.
Protection and connections
Degree of protection IP64 with rotatable power and signal connectors, connector size M23.
Degree of protection IP64 with rotatable power and signal connectors, connector size M23.
Applications
SINAMICS S120 drive integration
Servomotor for use in the 1FK7 servomotors for SINAMICS S120 range.
Servomotor for use in the 1FK7 servomotors for SINAMICS S120 range.
Frequently Asked Questions
What is Siemens 1FK7043-4CF21-1RG0?
It is a SIMOTICS S synchronous motor, model 1FK7043-4CF21-1RG0.
What are the rated power and rated speed of 1FK7043-4CF21-1RG0?
PN=0.94kW and NN=3000rpm. The rated speed (100 K) is 3,000 rpm.
Which encoder is used on 1FK7043-4CF21-1RG0?
It uses encoder AM20DQI with an absolute encoder 20 bit + 12 bit multiturn and DRIVE-CLiQ interface.
What are the cooling and protection details of 1FK7043-4CF21-1RG0?
The motor has natural cooling and degree of protection IP64.
What mechanical connection details are listed for 1FK7043-4CF21-1RG0?
It has a plain shaft, connector size M23, rotatable electrical connectors for signals and power, and no holding brake.
