Mitsubishi MXZ-8B140VA Technical & Service Manual page 6

2-2. SYSTEM OUTLINE
The additional connection of the Branch Box together with employment of the compact trunk-looking outdoor unit can
successfully realizes a long distance piping for big houses. Equipped with a microprocessor, the Branch Box can trans-
late the transmission signal of indoor units to achieve the optimum control.
2-2-1. System example
Indoor unit (Ceiling concealed type)
Outdoor unit
2-2-2. Method for identifying
■ Outdoor unit
M X Z – 8 B 140 V A
Multi type heat pump
inverter outdoor unit
■ Branch box
P A C – A K 5 3 BC
(Indispensable)
Optional parts
OCH480D
Branch Box
Number of connectable indoor units (MAX.)
Model type
Control and refrigerant
A : New A control and R410A
Power supply
V: Single phase 220/230/240V
Y: 3-Phase
Indicates equivalent to rated cooling capacity.
(O0.1kW)
Applicable refrigerant
A : R410A
Symbol of factory
Branch box (Controller)
Model type
Number of branches
5 : 5 branches
3 : 3 branches
50Hz
380/400/415V 50Hz
6
Indoor unit
(Wall mounted type)