Samsung AM BXV Series - Example of refrigerant calculation for HP models; Example of refrigerant calculation for HR models

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Installation Procedure
• Example of refrigerant calculation for HP models
Classification
Size of liquid pipe
[mm (inch)]
Length [m (ft)]
Unit amount of
refrigerant [kg/m (lb/ft)]
Amount of additional
refrigerant [kg (lb)]
Total amount of additional
refrigerant [kg (lb)]
×
࣑ × )
Liquid pipe (
)
Ø6.35 (Ø1/4) 35 (114.8) 0.02 (0.013) 0.7 (1.49)
5.575 (12.19)
Ø9.52 (Ø3/8) 50 (164.0) 0.06 (0.040) 3.0 (6.56)
Ø12.70 (Ø1/2) 15 (49.2) 0.125 (0.084) 1.875 (4.13)
Classification
Model name of
indoor unit
Number of indoor units
Unit amount of refrigerant
[kg/EA (lb/EA)]
Amount of additional
refrigerant [kg (lb)]
Total amount of additional
refrigerant [kg (lb)]
×
࣑ × )
Indoor unit (
)
4way cassette
(AM018RN4DCH)
4 0.57 (1.26) 2.28 (4.92)
3.78 (8.22)
LSP duct
(AM024FNLDCH)
2 0.45 (0.99) 0.90 (1.98)
LSP duct
(AM012FNLDCH)
1 0.35 (0.77) 0.35 (0.77)
1way cassette
(AM012AN1PCH)
1 0.25 (0.55) 0.25 (0.55)
– Total amount of refrigerant ( + ) = 5.575 + 3.78 = 9.355 (kg)
= 12.19 + 8.22 = 20.41 (lb)
• Example of refrigerant calculation for HR models
Classification
Size of liquid pipe
[mm (inch)]
Length [m (ft)]
Unit amount of
refrigerant [kg/m (lb/ft)]
Amount of additional
refrigerant [kg (lb)]
Total amount of additional
refrigerant [kg (lb)]
×
࣑ × )
Liquid pipe ( )
Ø6.35 (Ø1/4) 15 (49.2) 0.02 (0.013) 0.3 (0.64)
11.965 (26.24)
Ø9.52 (Ø3/8) 112 (367.5) 0.06 (0.040) 6.72 (14.70)
Ø12.70 (Ø1/2) 25 (82.0) 0.125 (0.084) 3.125 (6.89)
Ø 15.88 (Ø 5/8) 10 (32.8) 0.18 (0.121) 1.8 (3.97)
Ø 6.35 (Ø 1/4)
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2 (6.6) 0.01 (0.0067) 0.02 (0.04)
Classification
Model name of
indoor unit
Number of indoor units
Unit amount of refrigerant
[kg/EA (lb/EA)]
Amount of additional
refrigerant [kg (lb)]
Total amount of additional
refrigerant [kg (lb)]
×
࣑ × )
Indoor unit (
)
4way cassette
(AM024RN4DCH)
4 0.73 (1.61) 2.92 (6.44)
5.88 (12.97)
4way cassette
(AM036RN4DCH)
3 0.88 (1.94) 2.64 (5.82)
Wall mounted
(AM012TNVDCH)
1 0.32 (0.71) 0.32 (0.71)
MCU 2 0.50 (1.10) 1 (2.20)
– Total amount of refrigerant ( + ) = 11.965 + 5.88 = 17.845 (kg)
= 26.24 + 12.97 = 39.21 (lb)
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