Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Product lifecycle | Active Product |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 2.6 Nm |
| Static torque (100 K) | 3.50 Nm |
| UDC | 600V |
| Number of poles | 6 |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits |
| Connector size | M23 |
| Degree of protection | IP65 |
| Holding brake | with holding brake |
Applications
Motor use in SINAMICS S120 drive systems.
Encoder feedback and DRIVE-CLiQ connection for drive control.
Key Features
Motor designation: SIMOTICS S Synchronous motor 1FK7-HD.
Incremental encoder 22 bit with DRIVE-CLiQ interface (Encoder IC22DQ).
PN=1.2kW; UDC=600V; M0=3.5Nm (100K); NN=4500rpm.
Naturally cooled, plain shaft, with holding brake, and degree of protection IP65.
FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, connector size M23, and rotatable connectors for signals and power.
Product lifecycle: Active Product.
Frequently Asked Questions
What is the exact Siemens order number and product type?
The exact order number is 1FK7043-4CH71-1DH1, and it is a SIMOTICS S synchronous motor.
What are the main ratings for Siemens 1FK7043-4CH71-1DH1?
Key ratings are PN=1.2kW, UDC=600V, M0=3.5Nm (100K), and NN=4500rpm.
What encoder and interface are used on this motor?
It uses Encoder IC22DQ: incremental encoder 22 bits with DRIVE-CLiQ interface.
What mounting, connector, and protection details are listed?
The motor has FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, connector size M23, rotatable connectors for signals and power, and IP65 protection.
What lifecycle status is given for this Siemens motor?
Product lifecycle: Active Product.
