A 3-pole contactor like this Eaton model breaks three legs of power simultaneously

Is this transformer suitable for 50Hz electrical systems

Always match the -0

What models is this fan switch compatible with

Will this work as a replacement if my current switch has a different color code

Emerson Alco 037049 Cage Assembly A 3-pole contactor like thisThe Emerson Alco 037049 (Model X22440B8B) is a high performance cage assembly designed for TCL and TCLE series take apart thermostatic expansion valves. Engineered for versatility in commercial refrigeration and HVAC systems, this TXV cage features a bi flow capability, making it suitable for heat pump applications and systems requiring bidirectional refrigerant flow. It is built to maintain stable superheat control even under varying load conditions,