Description
The Trane CNT03785 SPST Auto Reset Limit Control Switch 170F regulates circuit operation by responding to elevated temperature conditions within connected heating sections. It opens the normally closed circuit when temperatures reach and automatically restores electrical continuity after conditions return within the reset range. In HVAC systems, the switch is applied within heating and air movement sections where automatic thermal regulation is required to manage operating temperatures. It provides responsive temperature control, dependable automatic resetting, and stable circuit management during repeated heating cycles.
