Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Product lifecycle | Active Product |
| Rated torque (100 K) | 3.0 Nm |
| Rated speed (100 K) | 3,000 rpm |
| Rated current | 3.7 A |
| Number of poles | 6 |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Connector size | M23 |
| Electrical connectors | Connectors for signals and power rotatable |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake | with holding brake |
Applications
Motor use within SINAMICS S120 drive systems.
Key Features
Product designation: SIMOTICS S Synchronous motor 1FK7-HD.
Product lifecycle: Active Product.
Rated torque: 3.0 Nm; rated speed: 3,000 rpm; rated current: 3.7 A.
Encoder AM20DQI with absolute encoder 20 bits and 12 bits multi-turn, with DRIVE-CLiQ interface.
Natural cooling, IM B5 (IM V1, IM V3), M23 connector size, rotatable connectors for signals and power, and IP65.
with holding brake; holding torque: 4.0 Nm; power supply voltage: DC 24 V ± 10 %.
Frequently Asked Questions
What is Siemens 1FK7043-4CF21-1RB1?
It is a SIMOTICS S Synchronous motor 1FK7-HD.
What are the rated torque and rated speed of 1FK7043-4CF21-1RB1?
Rated torque is 3.0 Nm and rated speed is 3,000 rpm.
Which encoder system is used on 1FK7043-4CF21-1RB1?
It uses Encoder AM20DQI with an absolute encoder 20 bits and 12 bits multi-turn, with DRIVE-CLiQ interface.
What protection and connector details are listed for 1FK7043-4CF21-1RB1?
Degree of protection is IP65. Connector size is M23, and the electrical connectors for signals and power are rotatable.
