AHU COMMUNICATIONS KIT INSTALLATION
It is a function to prevent outdoor units from simultaneously entering defrost when two or more outdoor units are
linked. The defrost operation function is only applied to the MULTI V outdoor unit (after MULTI V 5).
Sequential Startup Control of Outdoor Unit
• Operating condition : Power on
• Stop condition : Power off or stop command
• Function operation
1. This function is available when DIP switch is set to the Sequential Start Up.
2. In order to prevent the outdoor unit from entering the defrosting at the same time of heating operation, only half of
the outdoor unit is in operation and the remaining outdoor units are operated after 10 minutes when the opera-
tion command is received. (Sequential Start up is not operated in case of cooling operation)
Heating operation command
Example ODU Startup Control
Due to our policy of continuous product innovation, some specifications may change without notification.
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