Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Active lifecycle | Active Product |
| Motor type | Permanent-magnet synchronous motor |
| Product type | High Dynamic |
| Rated power | PN=1.4kW |
| DC link voltage | UDC=600V |
| Static torque (100 K) | 4.50 Nm |
| Rated speed (100 K) | 4,500 rpm |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Connector size | M23 |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Holding brake | with holding brake |
Applications
Motor use in SINAMICS S120 drive-related motion control setups.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD with Permanent-magnet synchronous motor design and High Dynamic motor type.
1FK7 servomotors for SINAMICS S120.
PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Encoder IC22DQ: incremental encoder 22 bits with DRIVE-CLiQ interface, plus M23 connector size and rotatable power and signal connectors.
Natural cooling and Degree of protection IP65.
IM B5 (IM V1, IM V3), with holding brake, shaft with fitted key, tolerance N, and shaft height 48.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1DB1?
It is a SIMOTICS S synchronous motor, 1FK7-HD.
What are the main performance ratings of 1FK7044-4CH71-1DB1?
PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Which encoder and interface does 1FK7044-4CH71-1DB1 use?
Encoder IC22DQ with incremental encoder 22 bits and DRIVE-CLiQ interface.
What protection and cooling data are listed for this motor?
Natural cooling and Degree of protection IP65.
What mounting and connection details are listed for 1FK7044-4CH71-1DB1?
Connector size is M23, electrical connectors are rotatable for signals and power, and the design is IM B5 (IM V1, IM V3).
