Technical Summary
| Product designation | SIMOTICS S Synchronous motor |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Max. permissible speed (mech.) | 9,000 rpm |
| Degree of protection | IP65 and DE flange IP67 |
| 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 |
| Electrical connectors | Connectors for signals and power rotatable |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Cooling | Natural cooling |
| Holding brake power supply voltage | DC 24 V ± 10 % |
Applications
Motor use for motion-control drive tasks.
Key Features
SIMOTICS S synchronous motor in the 1FK7 family.
Optimum power: 1.2 kW.
Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Supplied with holding brake.
Degree of protection: IP65 and DE flange IP67.
Cooling: Natural cooling.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1RB2?
It is a SIMOTICS S synchronous motor.
What are the key performance ratings of 1FK7044-4CF71-1RB2?
Optimum power is 1.2 kW, rated speed (100 K) is 3,000 rpm, and rated torque (100 K) is 3.7 Nm.
Which encoder and interface does 1FK7044-4CF71-1RB2 use?
It uses encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
What installation and protection details are listed for 1FK7044-4CF71-1RB2?
Connector size is M23, electrical connectors are rotatable for signals and power, design is IM B5 (IM V1, IM V3), and degree of protection is IP65 and DE flange IP67.
