Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Product family | SIMOTICS S Synchronous motor 1FK7-HD |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 4,500 rpm |
| Static torque (100 K) | 3.50 Nm |
| Maximum torque | 10.0 Nm |
| Rated current | 3.3 A |
| Number of poles | 6 |
| Cooling | Natural cooling |
| 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 |
| Degree of protection | IP65 and DE flange IP67 |
Applications
Servomotor for SINAMICS S120 motion control systems.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD for motion control use.
Optimum power: 1.2 kW.
Absolute encoder 20 bit + 12 bit multiturn with DRIVE-CLiQ interface (Encoder AM20DQI).
Natural cooling with Degree of protection IP65 and DE flange IP67.
Electrical connectors for signals and power rotatable, with Connector size M23.
Product lifecycle: Active Product.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1RA2?
It is a SIMOTICS S synchronous motor, 1FK7-HD, with Active Product lifecycle status.
What are the main performance ratings of 1FK7043-4CH71-1RA2?
Optimum power is 1.2 kW, rated speed (100 K) is 4,500 rpm, and static torque (100 K) is 3.50 Nm.
Which encoder interface is used on 1FK7043-4CH71-1RA2?
It uses an absolute encoder 20 bit + 12 bit multiturn with DRIVE-CLiQ interface (Encoder AM20DQI).
What connection and protection details are listed for 1FK7043-4CH71-1RA2?
It has Connector size M23, electrical connectors for signals and power rotatable, and Degree of protection IP65 and DE flange IP67.
