Vrf Air Conditioning Wiring Diagram

Importance of electrical wiring for air conditioning systems.
Vrf air conditioning wiring diagram. And in article electrical wiring diagrams for air conditioning systems part one i explained the following points. What is a variable refrigerant flow vrf air conditioning system. This control wiring layout is similar amongst the other vrf manufactures. Vrf svn33d en updated outdoor option setting to include manual night set back option.
The term variable refrigerant flow refers to the ability of the system to control the amount of refrigerant flowing to each of the evaporators enabling the use of many evaporators of differing capacities and configurations individualized comfort control simultaneous heating and. Here s the definition according to ashrae. Vrf svn33c updated the refrigeration piping section. 2 how to get the electrical wiring for air conditioning systems.
Usually the electrical wiring diagram of any hvac equipment can be acquired from the manufacturer of this equipment who provides the electrical wiring diagram in the user s manual see fig 1 or sometimes on the equipment itself see fig 2. The control wiring is very simple it s basically two 18 gauge wires that go from the thermostat to the fan coils wire 1 so that each zone will have a wire from the thermostat to the fan coil. This vrf system control wiring is for a vrf vrv heat recovery system with single port branch selector boxes.