Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Product type | Permanent-magnet synchronous motor |
| Optimum power | 1.2 kW |
| Optimum speed | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Static torque (100 K) | 4.50 Nm |
| Rated current | 3.5 A |
| Maximum torque | 13.0 Nm |
| Degree of protection | IP64 |
| Cooling | Natural cooling |
| 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) |
Key Features
1FK7-HD synchronous motor with permanent-magnet synchronous motor design and High Dynamic motor type.
1FK7 servomotor for SINAMICS S120 with Absolute encoder AM22DQ and DRIVE-CLiQ interface.
PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
Connector size M23, electrical connectors for signals and power rotatable, and IM B5 (IM V1, IM V3) mounting.
Degree of protection IP64 with natural cooling.
Shaft with fitted key, tolerance N, and without holding brake.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1FA0?
It is a SIMOTICS S synchronous motor, 1FK7-HD, with Active Product lifecycle.
What are the main ratings of 1FK7044-4CF71-1FA0?
PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
Which encoder and interface does this motor have?
It has an absolute encoder AM22DQ with 22 bits and 12 bits multi-turn, plus a DRIVE-CLiQ interface.
What are the connection and mounting details?
The motor has connector size M23, rotatable signal and power connectors, and IM B5 (IM V1, IM V3) mounting.
What protection and shaft configuration are specified for this motor?
It has degree of protection IP64, natural cooling, a shaft with fitted key and tolerance N, and it is without holding brake.
