Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=0.94kW |
| Rated voltage | UDC=300V |
| Rated torque | 3.0 Nm |
| Rated speed | 3,000 rpm |
| Cooling | Natural cooling |
| Design | IM B5 (IM V1, IM V3) |
| 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) |
| Connector size | M23 |
| Holding brake | without holding brake |
Key Features
SIMOTICS S synchronous motor
SIMOTICS S Synchronous motor 1FK7-HD.
SIMOTICS S Synchronous motor 1FK7-HD.
Rated output and speed
PN=0.94kW and NN=3000rpm.
PN=0.94kW and NN=3000rpm.
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 configuration
Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, shaft with fitted key, tolerance N.
Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, shaft with fitted key, tolerance N.
Protection and connections
Degree of protection IP65 with rotatable connectors for signals and power.
Degree of protection IP65 with rotatable connectors for signals and power.
Motor options
Without holding brake.
Without holding brake.
Applications
SINAMICS S120 drive integration
Motor operation in SINAMICS S120 drive systems.
Motor operation in SINAMICS S120 drive systems.
Frequently Asked Questions
What is 1FK7043-4CF21-1RA1?
It is a SIMOTICS S synchronous motor in the 1FK7 servomotor family.
What feedback system does 1FK7043-4CF21-1RA1 use?
It uses Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLIQ interface.
What are the main rated values for 1FK7043-4CF21-1RA1?
PN=0.94kW, UDC=300V, M0=3.3Nm (100K), and NN=3000rpm.
What mechanical and connection details are listed for this motor?
It has natural cooling, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, M23 connector size, rotatable signal and power connectors, and a shaft with fitted key.
What protection and brake configuration does 1FK7043-4CF21-1RA1 have?
The degree of protection is IP65, and it is without holding brake.
