Siemens 3RT1034-1A 2ZX1012-0RT03-1AA1 Contactor

Siemens Sirius 3RT1034-1A 2ZX1012-0RT03-1AA1 Contactor is a three-pole power contactor from the Sirius 3RT2 family, designed to switch AC-3 loads in control circuits. It provides a 32 A nominal current rating and a 15 kW at 400 V capability (50/60 Hz), housed in the compact S2 frame with screw-terminal connections for upright mounting. This model is intended for motor starting and other heavy-load applications in industrial panels and machines, delivering reliable switching for fans, pumps, conveyors, and compressors when paired with compatible control relays and auxiliaries. The bundle includes an accessory block identified as 2ZX1012-0RT03-1AA1, enabling additional contact configurations for signaling or interlock functions within the same enclosure. As part of the Sirius line, it embodies Siemens’ compatibility with standard Sirius control components and replacement in machines that used prior 3RT devices, simplifying maintenance and upgrades while preserving electrical performance and mounting interfaces.