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42 Outdoor Unit
Pipe connections between indoor and outdoor unit
u
The amount of Refrigerant
The calculation of the additional charge should take into account the length of pipe and CF(correction
Factor) value of indoor unit.
Additional charge(kg)
+
+
+
+
+
+
+
=
Total liquid pipe
:Ø25.4 mm (1.0 inch)
0.323(lbs/ft)
0.238(lbs/ft)
0.179(lbs/ft)
0.116(lbs/ft)
0.079(lbs/ft)
0.041(lbs/ft)
0.015(lbs/ft)
x
x
x
x
x
x
x
Total liquid pipe
:Ø22.2 mm (7/8 inch)
Total liquid pipe
:Ø19.05 mm (3/4 inch)
Total liquid pipe
:Ø15.88 mm (5/8 inch)
Total liquid pipe
:Ø12.7 mm (1/2 inch)
Total liquid pipe
:Ø9.52 mm (3/8 inch)
Total liquid pipe
:Ø6.35 mm(1/4 inch)
CF value of indoor unit
CF value of indoor unit (Unit: lbs)
Capacity(Btu/h(kW))
5k
7k
9k 12k 15k 18k 24k 28k 36k 42k 48k 76k 96k
Type
Ceiling Concealed Duct (Low Static)
Ceiling Concealed Duct (High Static)
Wall Mounted
1Way Ceiling Cassette
2Way Ceiling Cassette
4Way Ceiling Cassette
ARTCOOL Gallery
Floor Standing
Ceiling & Floor
Ceiling Suspended
Console
Fresh Air Intake Unit
Heat recovery ventilator(DX)
Hydro kit
Vertical AHU
- 0.37 0.37 0.37 0.37 0.82 0.82 - - - - - -
- 0.57 0.57 0.57 0.57 0.57 0.57 0.97 0.97 0.97 1.37 2.20 2.20
0.97
#
0.97
#
0.97
#
- 0.53 0.53 0.53 0.53 0.62 0.62 - - - - - -
- 0.44 0.44 0.44 - 0.64 0.64 - - - - - -
- - - - - 0.35 0.35 - - - - - -
0.40 0.40 0.55 0.55 0.71 0.71 1.06 1.06 1.41 1.41 1.41 - -
1.06
##
1.06
##
1.06
##
1.41
##
1.41
##
- 0.22 0.22 0.22 - - - - - - - - -
- 0.37 0.37 0.37 0.37 0.82 0.82 - - - - - -
- - 0.22 0.22 - - - - - - - - -
- 0.77 0.77 - 1.19 - 1.65 - - - - - -
- 0.37 0.37 0.37 0.37 - - - - - - - -
- - - - - - - - - - 1.37 2.20 2.20
- - - 0.44 - 0.44 0.44 - - - - - -
- - - - - - - - - - - - 3.53
- - - - - 1.04 1.04 - 1.57 2.00 2.00 2.00 2.00
CAUTION
Use only 2-series of indoor unit. Ex) ARNU***2
# : Use only ARNU153BGA2, ARNU183BGA2, ARNU243BGA2
##: Use only ARNU093TN*2, ARNU123TN*2, ARNU153TN*2, ARNU183TM*2, ARNU243TM*2
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