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General operation
Service manual
11
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
The HT (high temperature) Hydrobox is connected without branch selector unit:
only use the HP (high pressure) gas line and the liquid line.
Single Branch Selector (BS)
Multi Branch Selector (BS)
BS1Q10A
BS1Q16A
BS1Q25A
BS4Q14A
BS6Q14A
BS8Q14A
BS10Q14A
BS12Q14A
BS16Q14A
There are 2 types of branch selector (BS) units, each of them available in different
capacities:
▪
Single circuit branch selector units:
-
BS1Q10A: indoor index below 100 (100 NOT included).
-
BS1Q16A: indoor index from 100 and below 160 (160 NOT included).
-
BS1Q25A: indoor index from 160 to 250 (250 included).
▪
Multi circuit branch selector units:
-
BS4Q14A: maximum 4 circuits.
-
BS6Q14A: maximum 6 circuits.
-
BS8Q14A: maximum 8 circuits.
-
BS10Q14A: maximum 10 circuits.
-
BS12Q14A: maximum 12 circuits.
-
BS16Q14A: maximum 16 circuits.
Each single circuit can have:
-
Maximum 5 indoor units connected.
-
Maximum index 140 (total index for all connected indoor units).
Summary of Contents for VRV IV+
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