Samsung Max Heat DVM S2 Technical Data Book page 61

10. Installation
• Example of refrigerant calculation for HP models
Size of liquid pipe
Classification
Liquid pipe ( )
Ø12.70 (Ø1/2)
Model name of
Classification
4way cassette
(AM018RN4DCH)
(AM024FNLDCH)
Indoor unit ( )
(AM012FNLDCH)
1way cassette
(AM012AN1PCH)
– Total amount of refrigerant ( ⓐ + ⓑ ) = 5.575 + 3.78 = 9.355(kg)
Length [m (ft)]
[mm (inch)]
Ø6.35 (Ø1/4) 35 (114.8)
Ø9.52 (Ø3/8) 50 (164.0)
15 (49.2)
Number of indoor units
indoor unit
4
LSP duct
2
LSP duct
1
1
= 12.19 + 8.22 = 20.41(lb)
Unit amount of refrigerant Amount of additional
[kg/m (lb/ft)]
refrigerant [kg (lb)]
0.02 (0.013) 0.7 (1.49)
0.06 (0.040) 3.0 (6.56)
0.125 (0.084) 1.875 (4.13)
Unit amount of refrigerant Amount of additional
[kg/EA (lb/EA)]
refrigerant [kg (lb)]
0.57 (1.26) 2.28 (4.92)
0.45 (0.99) 0.90 (1.98)
0.35 (0.77) 0.35 (0.77)
0.25 (0.55) 0.25 (0.55)
Total amount of additional
refrigerant [kg (lb)]
× × )
5.575 (12.19)
Total amount of additional
refrigerant [kg (lb)]
× )
×
3.78 (8.22)