Siemens 1FK7 high-dynamic synchronous servo motor, 3.18 kg, 3-phase, factory-discontinued.
| Parameter | Value |
|---|---|
| Weight | 3.18 kgs |
The 1FK7033-7AF21-1DH0 is a synchronous servo motor out of the Siemens 1FK7 high-dynamic family — the compact high-inertia block designed for machine-tool feed axes and similar positioning drives where the load reflects back through the gearbox.
No stock-holding promise, no factory-direct claim; just the market that exists for a hot EOL motor.
The 1FK7 high-dynamic family drives positioning axes — feed drives on machine tools, small-format gantries, indexing tables, and packaging-form axes where the load reflects back through a gearbox or belt. The synchronous rotor gives the stiffness and bandwidth those loops need; the high-dynamic rating is the thermal envelope that lets the motor hold peak torque during accel/decel without derating.
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