
Siemens 3TF4822-0AP0
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The Siemens 3TF4822-0AP0 is a robust size 4 power contactor designed for reliable switching of three-phase AC loads in industrial applications. Rated for AC-3 operation up to 37 kW at 400/380 V, this contactor is well suited for controlling electric motors, pumps, compressors, and other demanding equipment.
This 3-pole contactor is equipped with auxiliary contacts 2NO + 2NC, enabling flexible integration into control and signaling circuits. The AC-operated coil is designed for 230/220 V at 50 Hz and 276/264 V at 60 Hz, ensuring dependable performance in standard industrial control systems.
Manufactured by Siemens in Germany, the 3TF4822-0AP0 reflects proven engineering quality and long-term operational reliability. Please note that this model is classified as obsolete. It is typically used for replacement purposes, maintenance of existing installations, or system compatibility where the original Siemens contactor specification is required.