Description
The Siemens Industrial Controls 49D22125002 Auxiliary Contact Switch operates HVAC systems by improving electrical system control through its reliable design. The contact configuration of this switch includes one normally closed contact which operates at a current rating between 75 and 90A for reliable high-demand use. This system operates as a supplemental contact point that enables users to observe or regulate other components through relays or circuit breakers. This component to deliver reliable and efficient operation, which minimizes system maloperates and extends both safety and operational life of heating, ventilation, and air conditioning systems.
