Technical Summary
| Product type | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Lifecycle | Active Product |
| Optimum power | 1.4 kW |
| Rated torque (100 K) | 3.0 Nm |
| Static torque (100 K) | 4.50 Nm |
| Rated speed (100 K) | 4,500 rpm |
| Max. permissible speed (mech.) | 9,000 rpm |
| Degree of protection | IP65 |
| Cooling | Natural cooling |
| Electrical connectors | Connectors for signals and power rotatable |
| Connector size | M23 |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
Applications
Motor for motion-control use in SINAMICS S120 systems.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD.
Power connector rotatable with DRIVE-CLiQ interface and encoder AM20DQI.
Degree of protection IP65 with natural cooling.
With holding brake and permanent-magnet brake version.
Product lifecycle: Active Product.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1RB1?
It is a SIMOTICS S Synchronous motor 1FK7-HD.
What are the main rated performance values for 1FK7044-4CH71-1RB1?
PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Which interface and encoder does 1FK7044-4CH71-1RB1 use?
It has a DRIVE-CLiQ interface and encoder AM20DQI.
What connection and protection details are listed for 1FK7044-4CH71-1RB1?
It uses rotatable connectors for signals and power, connector size M23, and degree of protection IP65.
