Description
The Lennox 16D74 Time Delay Relay is a small device yet is significant in the Lennox HVAC systems. It is used as a timer for electrical circuits and includes a fixed delay between a signal and the connected relay. It can be set to turn on (make) or turn off (break) the circuit after a specific time of the delay. preventing surges in pressure or preserving the evaporator from freezing over. It operates on a standard HVAC power supply of 24V and a frequency of 50/60Hz making it easy to fit in different HVAC equipment.
