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2
OVERVIEW OF UNIT
2-1. SYSTEM OUTLINE
The additional connection of the branch box together with employment of the compact trunk-looking outdoor unit can
successfully realize a long distance piping for big houses. Equipped with a microprocessor, the branch box can translate
the transmission signal of indoor units to achieve the optimum control.
2-1-1. System example
Indoor unit (Ceiling concealed type)
M X Y -
4 C
Outdoor unit
Multi type heat pump
2-1-2. Method for identifying
inverter outdoor unit
■ Branch box
P A C – M K 5 3 BC B
(Indispensable)
Optional parts
OCH664
Number of connectable indoor units (MAX.)
Development No. : A, B, ···,etc.
100
V A
Control and refrigerant
A : New A control and R410A
Power supply
Single phase 220/230/240 V, 50 Hz
Branch box
Indicates equivalent to rated cooling capacity.
(kBTU/h)
Model type
Piping connection
B: Brazing
None: Flare
Branch box (Controller)
Model type
Number of branches
5: 5 branches
3: 3 branches
5
Indoor unit
(Wall mounted type)
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