DC INVERTER MULTI VRF CONTROL
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Method 2: Triple adapter
Make crystal heads for the three lines. The connection direction should be the sameas in the above welding
figures, i.e. yellow to yellow and brown to brown wire of indoor and outdoor units, but yellow to brown wire of
communication line to COM1.The crystal heads are as follow:
Insert the three crystal heads into the triple adopter and test conduction performance of them, as shown
below:
E. Connection of Communication Modules and Centralized Controller
Connection of COM1 of communication module which has 3 COM in total has been introduced as the above.
COM2 can connect with another communication module or centralized controller, as shown below:
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