Flow Area Requirement : Indoor Unit(For R32 Split) - LG THERMA V Installation Manual

INSTALLATION OF INDOOR UNIT
64

Flow area requirement : indoor unit(For R32 Split)

- If the total refrigerant charge (m
requirements is complied in the following flow chart.
Determine :
• The total refrigerant charge in the
system, m (kg)
c
• The room A area installed the appliance,
2
A (m )
Room
Calculate based on Table 1 :
• The maximum refrigerant charge allowed
for room A (kg)
max
≥ m
m
max
Yes
The unit can be installed in room A without
further room size or ventilation requirements.
) is in system ≥1.842 kg, additional minimum floor area
c
Room A
> 1 500
A
Room
No
c
Room B
> 0.5 * AV
min
> AV
min
B
Room
Determine :
• The adjacent room B area, B
Calculate based on Table 2 :
• The total minimum floor area required for
the total refrigerant charge mc, A
Amin
≥ A
Room
Calculate based on Table 3 :
• The minimum opening area for natural
ventilation between room A and room B
according to the value of m
2
A (m )
min
The unit can be installed in
room A when the
following ventilation
requirements are fulfilled.
2
(m )
Room
2
(m )
min
No
+ B
Room
Yes
and A ,
c Room
please contact your
local engineer /
dealer.