Trane TRR0765 Transformer 320734-701 under-capacitance often leads to motor

under-capacitance often leads to motor overheating and nuisance tripping

How do I know if my draft control needs replacement

Operating on a standard 120Vac/60Hz power supply

Common Questions Is the McDonnell & Miller 247-2 compatible with both steam and hot water systems

Trane TRR0765 Transformer 320734-701 under-capacitance often leads to motorThe Trane TRR0765 Transformer (effectively interchangeable with Trane TRR00765) is a heavy duty 375VA HVAC transformer designed for demanding commercial power distribution and control circuits. As a veteran grade 120V to 24V step down transformer, it provides a stable 24VAC secondary output from a standard 120V primary input. This unit is specifically engineered to handle the inductive loads of multiple contactors, relays, and advanced control boards