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Siemens Sirius 3 Phase Solid State Contactors 48 to 600V AC Siemens 3RF2420 1AC45, This 3 phase solid state contactor has high power thyristors with high reverse voltage, DCB technology for optimised heat transfer and industrial connection technology for quick and convenient connection. Siemens 3RF2420 1AC45 Sirius Semiconductor Relay Current Load 20A
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