
The Siemens IEC Magnetic Contactor is a three-pole, non-reversing electromagnetic switch used to control power circuits. It is rated for operation within the specified voltage range of 110–120 V AC and includes two auxiliary contacts configured as 1NO/1NC (2 total). This unit is part of the SIRIUS 3RT20 series (frame S0), with screw-terminal connections and designed for use in environments with an IP20 rating, suitable for IEC-standard control panel applications.
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