Switching action of three-module parallel system heat exchanger
Figure 3-7.3: Switching action of three-module parallel system heat exchanger
Condition E
 Total defrosting control time has reached 5 minutes.
 T3 >Target value for a certain time.
Notes:
1. This function is only available when the indoor units connected in V6R system are 2nd generation AC VRF indoor units (which will be released soon) or 2nd
generation DC VRF indoor units produced after May 31st, 2020 only (The package of upgraded indoor units will add yellow label on both sides to distinguish
the indoor units before and after the upgrade).
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