start
Input from installer:
▪ Total refrigerant charge (m
)(kg)
c
2
▪ Area of room A (A
)(m
)
roomA
≥
Use table 1 in page5 to calculate the
maximum refrigerant charge(m
)(kg)
max
allowed for room A.
m
≥m
?
max
c
yes
The unit can be installed in room A, and
without further room size or ventilation
requirements.
Unit can be installed at room A if:
▪ 2 ventilation openings (permanently open) are provided between room A and B, 1 at the top and 1 at the bottom.
▪ Bottom opening:The bottom opening must meet the minimum area requirements(VA
opening starts from the floor, the height must be ≥20mm. The bottom of the opening must be situated≤100mm from the floor. At least 50% of the required
opening area must be situated <200 mm from the floor. The entire area of the opening must be situated <300 mm from the floor.
▪ Top opening:The area of the top opening must be larger than or equal to the bottom opening. The bottom of the top opening must be situated at least 1.5
m above the top of the bottom opening.
▪ Ventilation openings to the outside are NOT considered suitable ventilation openings (the user can block them when it is cold).
Input from installer:
▪ Area of adjacent room B (A
Use table 2 in page5 to calculate the
total
minimum
2
(A
)(m
)required
mintotal
refrigerant charge (m
A
min total
yes
Determine the refrigerant amount that
no
exceeds m
(dm)(kg).(dm=m
max
Use table 3 in page5 and dm to calculate
the minimum opening area for natural
ventilation between room A and room
2
B(VA
)(cm
)
min
2
) (m
)
roomB
floor
area
for
the
total
)
c
no
≤A
+A
?
roomA
roomB
-m
)
c
max
).It must be as close as possible to the floor.If the ventilation
min
08
Contact your dealer