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Multi Split Combination Possibility:
A single outdoor unit enables air conditioning of up to two separate rooms for CU-2Z52VBR.
o
A single outdoor unit enables air conditioning of up to three separate rooms for CU-3Z54VBR.
o
A single outdoor unit enables air conditioning of up to four separate rooms for CU-4Z71VBR.
o
CONNECTABLE INDOOR UNIT
TYPE
1.6kW
CS-MRZ16VKR
2.0kW
CS-MRZ20VKR
CS-RZ25VKRW
CS-Z25UD3RAW
2.5kW
CS-Z25UB4RAW
CS-Z25UFRAW
CS-RZ35VKRW
CS-Z35UD3RAW
3.5kW
CS-Z35UB4RAW
CS-Z35UFRAW
4.2kW
CS-RZ42VKRW
CS-RZ50VKRW
CS-Z50UD3RAW
5.0kW
CS-Z50UB4RAW
CS-Z50UFRAW
CS-RZ60VKRW
6.0kW
CS-Z60UD3RAW
CS-Z60UB4RAW
Capacity range of connectable indoor units
1 room maximum pipe length (m)
Allowable elevation (m)
Total allowable pipe length (m)
Total pipe length for maximum
chargeless length (m)
Additional gas amount over
chargeless length (g/m)
Remarks for CU-2Z52VBR
1. At least two indoor units must be connected.
2. The total nominal cooling capacity of indoor unit that will be connected to outdoor unit must be within connectable capacity range of indoor
unit. (as shown in the table above)
Example: The indoor units' combination below is possible to connect to CU-2Z52VBR. (Total nominal capacity of indoor units is between
3.2kW to 7.7kW)
1) Two CS-RZ25VKRW only. (Total nominal cooling capacity is 5.0kW)
Remarks for CU-3Z54VBR
1. At least two indoor units must be connected.
2. The total nominal cooling capacity of indoor unit that will be connected to outdoor unit must be within connectable capacity range of indoor
unit. (as shown in the table above)
Example: The indoor units' combination below is possible to connect to CU-3Z54VBR. (Total nominal capacity of indoor units is between
4.5kW to 9.5kW)
1) Two CS-RZ35VKRW only. (Total nominal cooling capacity is 7.0kW)
Remarks for CU-4Z71VBR
1. At least two indoor units must be connected.
2. The total nominal cooling capacity of indoor unit that will be connected to outdoor unit must be within connectable capacity range
of indoor unit. (as shown in the table above)
Example: The indoor units' combination below is possible to connect to CU-4Z71VBR. (Total nominal capacity of indoor units is between
4.5kW to 11.5kW)
1) Two CS-RZ50VKRW only. (Total nominal cooling capacity is 10.0kW)
Note*: Above outdoor unit is contains and operates with refrigerant R32 gas.
CU-2Z52VBR
ROOM
A
B
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–
●
–
●
–
–
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From 3.2kW to
7.7kW
3 ~ 20
10
30
20
15
OUTDOOR UNIT
CU-3Z54VBR
A
B
C
●
●
●
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–
–
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–
–
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–
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–
–
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From 4.5kW to 9.5kW
3 ~ 25
15
50
30
20
23
CU-4Z71VBR
A
B
C
●
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●
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–
–
–
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–
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From 4.5kW to 11.5kW
3 ~ 25
15
60
30
20
Note: "●" : Available
D
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