3MT8040-1AF04 Siemens Contactor AC-3 40A/18.5kW 400V size S2 Original Brand New

3MT8040-1AF04

Siemens Contactor AC-3,40A/18.5kW,400V, 2NO2NC, 110 VAC, 50 Hz, 3-pole, size S2,screw terminal

Overview

Siemens 3MT8040-1AF04 is a robust AC-3 contactor from the SIRIUS 3RT2 series, designed for reliable motor control in industrial applications. This model is rated for 40 A and can handle motors up to 18.5 kW at 400 V AC, making it suitable for medium-duty loads such as pumps, compressors, and conveyors. It includes two normally open (2 NO) and two normally closed (2 NC) auxiliary contacts, providing flexibility for control and signaling purposes. The coil operates at 110 V AC, 50 Hz, compatible with standard industrial control voltages.

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