Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Family | 1FK7 servomotors for SINAMICS S120 |
| Optimum power | 1.4 kW |
| UDC | 600V |
| M0 | 4.5Nm (100K) |
| NN | 4500rpm |
| Cooling | Natural cooling |
| Connector size | M23 |
| Degree of protection | IP65 and DE flange IP67 |
| Electrical connectors | Connectors for signals and power rotatable |
| Encoder system | Encoder AM24DQI: absolute encoder 24 bits (resolution 16777216, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake | with holding brake |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
Applications
Motor for SINAMICS S120 drive system integration.
Connection of power and signal lines through rotatable connectors with DRIVE-CLiQ encoder feedback.
Key Features
1FK7-HD motor with PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Encoder AM24DQI with absolute encoder 24 bit + 12 bit multiturn and DRIVE-CLiQ interface.
Naturally cooled with design acc. to Code I IM B5 (IM V1, IM V3) and flange 1.
Degree of protection IP65 and DE flange IP67 with M23 connector size and rotatable connectors for signals and power.
With holding brake, permanent-magnet brake, and shaft with fitted key, tolerance N.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1CB2?
It is a SIMOTICS S synchronous motor, 1FK7-HD, for SINAMICS S120.
What encoder does 1FK7044-4CH71-1CB2 use?
It uses encoder AM24DQI with an absolute encoder 24 bit + 12 bit multiturn and DRIVE-CLiQ interface.
What are the protection ratings of this motor?
The motor has IP65 protection and the DE flange has IP67 protection.
What cooling and mounting arrangement does it have?
It is naturally cooled and designed according to Code I IM B5 (IM V1, IM V3).
What electrical and mechanical connection details are listed?
It has M23 connector size, rotatable connectors for signals and power, and a shaft with fitted key, tolerance N.
