3TH4373-0AL2
The 3TH4373-0AL2 is a Siemens SIRIUS 3TH4 auxiliary contactor with a contact combination of 7 normally open + 3 normally closed for a total of 10 poles. It operates on AC 230V, with a contact rating of AC-15 230V/10A. It uses screw terminal wiring and is suitable for signal expansion of European standard 230V control power supply panels.
Product Positioning
The 3TH4373-0AL2 is a 10-pole auxiliary contactor belonging to the SIRIUS 3TH4373 sub-series. It features a 7 normally open and 3 normally closed contact configuration, is driven by an AC230V coil, and is suitable for European standard 230V control power supply systems.
Core Product Advantages and Features
7 normally open and 3 normally closed contact configuration
The identification code is 73E, with a total of 10 fixed contacts, which takes into account both signal output and normally closed feedback requirements.
AC230V coil specifications
The coil operates on AC230V, conforming to the common 230V control power supply design in European standards.
AC-15 contact rated
The contacts are rated AC-15 230V/10A, and 6A at 400V, which can handle general electromagnetic load switching.
Dual-bridge forced guidance contact
It adopts a dual-bridge contact and positive drive structure to maintain stable contact under low-energy control circuits.
Compliant with international safety regulations
It conforms to EN 50011 and IEC 60947-5-1 standards and has NEMA A600 contact rating.
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3TH4373-0AC2
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