Technical Summary
| Product designation | 1FK7044-4CF71-1RA2 |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Motor type variant | High Dynamic |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Static torque (100 K) | 4.50 Nm |
| UDC | 600V |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Degree of protection | IP65 and DE flange IP67 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
Key Features
SIMOTICS S synchronous motor
Permanent-magnet synchronous motor with High Dynamic motor type.
Permanent-magnet synchronous motor with High Dynamic motor type.
Rated output and speed
PN=1.2kW and NN=3000rpm.
PN=1.2kW and NN=3000rpm.
Torque and voltage data
M0=4.5Nm (100K) and UDC=600V.
M0=4.5Nm (100K) and UDC=600V.
Absolute encoder with DRIVE-CLiQ
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 and installation data
FRAME SIZE IMB 5 (IM V1, IM V3) with FLANGE 1 and shaft with fitted key, tolerance N.
FRAME SIZE IMB 5 (IM V1, IM V3) with FLANGE 1 and shaft with fitted key, tolerance N.
Protection and connection details
Degree of protection IP65 DE flange IP67, with connectors for signals and power rotatable.
Degree of protection IP65 DE flange IP67, with connectors for signals and power rotatable.
Applications
SINAMICS S120 drive integration
Servomotor use in SINAMICS S120 systems.
Servomotor use in SINAMICS S120 systems.
Frequently Asked Questions
What is the exact product model of this Siemens motor?
1FK7044-4CF71-1RA2.
What are the rated power and speed of 1FK7044-4CF71-1RA2?
PN=1.2kW and NN=3000rpm.
Which encoder does this variant use?
Encoder AM20DQI: absolute encoder 20 BIT + 12 BIT multiturn with DRIVE-CLiQ interface.
What mounting and protection data are listed for this motor?
FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, and degree of protection IP65 with DE flange IP67.
