Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Product lifecycle | Active Product |
| Optimum power | 1.4 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Rated current | 3.9 A |
| Max. permissible speed (mech.) | 9,000 rpm |
| Maximum current | 16.4 A |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
| Connector size | M23 |
| Encoder system | Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake version | Permanent-magnet brake |
Applications
For use as a servomotor in SINAMICS S120 drive systems.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD for exact model identification.
Encoder AM22DQ with absolute encoder 22 bits + 12 bits multi-turn and DRIVE-CLiQ interface.
Natural cooling with Degree of protection IP64.
Supplied with holding brake and plain shaft, tolerance N.
Electrical connectors for signals and power rotatable, with connector size M23.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1FH0?
It is a SIMOTICS S Synchronous motor 1FK7-HD.
What are the key performance ratings of 1FK7044-4CH71-1FH0?
Optimum power is 1.4 kW, rated speed (100 K) is 4,500 rpm, and rated torque (100 K) is 3.0 Nm.
Which interface and connector details does 1FK7044-4CH71-1FH0 have?
It has a DRIVE-CLiQ interface, an absolute encoder AM22DQ, rotatable signal and power connectors, and connector size M23.
What cooling and protection are specified for 1FK7044-4CH71-1FH0?
Cooling is natural cooling and the degree of protection is IP64.
