Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=1.4kW |
| DC link voltage | UDC=600V |
| Rated torque (100 K) | M0=4.5Nm |
| Rated speed (100 K) | NN=4500rpm |
| Cooling | Natural cooling |
| Mounting design | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Electrical connectors | Connectors for signals and power rotatable |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Degree of protection | IP65 |
| Holding brake | with holding brake |
Applications
For motion control systems in the SINAMICS S120 context.
Key Features
1FK7044-4CH71-1QB1 SIMOTICS S synchronous motor in the 1FK7-HD range.
PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Absolute encoder single-turn 20 bits with DRIVE-CLiQ interface (Encoder AS20DQI).
Naturally cooled, IM B5 (IM V1, IM V3), connector size M23, rotatable connectors for signals and power, and degree of protection IP65.
With holding brake.
Active Product.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1QB1?
It is a SIMOTICS S synchronous motor, 1FK7-HD.
What are the main electrical ratings of 1FK7044-4CH71-1QB1?
PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
What encoder is fitted on 1FK7044-4CH71-1QB1?
It has an absolute encoder single-turn 20 bits with DRIVE-CLiQ interface (Encoder AS20DQI).
What installation and protection details are listed for 1FK7044-4CH71-1QB1?
It is naturally cooled, has IM B5 (IM V1, IM V3) mounting, M23 connector size, rotatable signal and power connectors, and IP65 protection.
