providing a consistent 40VA rating for low-voltage control circuits

it is designed to work with the standard capacitance values specified on your unit’s wiring diagram

is a high-performance solid-core current transducer engineered for precise load trending in industrial and commercial HVACR applications

this component is rated for 50/60Hz

preventing problematic CO emissions or sooting and keeping the equipment compliant with local atmospheric vent or sealed combustion codes

Trane RLY1770 Relay/Sequencer 320788-704 providing a consistent 40VA ratingThe Trane RLY1770 is a specialized HVAC fan time delay relay and electric heat sequencer engineered to manage high amperage blower motor and heating element startup cycles. This SPST (Single Pole Single Throw) relay provides a critical time delay function, preventing simultaneous high load activation to protect the electrical service and prevent circuit breaker tripping. Operating on a 24V coil voltage, the RLY1770 is a direct OEM replacement for