Additional Refrigerant Charging - Samsung DVM PLUS III Technical Data Book

6-5. Additional refrigerant charging

Ø12.70(1m/3.3ft)
Ø12.70(5m/16.4ft) Ø19.05(5m/16.4ft)
Ø15.88(10m/32.8ft)
Ø9.52(5m/16.4ft)
Ø15.88(15m/49.2ft)
Ø9.52(7m/22.9ft)
Ø12.70(15m/49.2ft)
Ø9.52(8m/26.2ft)
Ø6.35(5m/16.4ft)
Ø6.35(5m/16.4ft)
Ø9.52(5m/16.4ft)
CAUTION
Total refrigerant amount of the system must be less then 100kg(220lbs). If total refrigerant amount of system is over
100kg(220lbs) more, the system has to be divided into smaller system, each containing less than 100kg(220lbs).
• A dditional refrigerant has to be charged according to the length and size of
liquid pipe.
Liquid pipe size
(O.D.)
mm inches
Ø6.35
Ø9.52
Ø12.70
Ø15.88
Ø19.05
Ø22.23
Additional refrigerant charging of
distribution kit (kg/m)
Regardless of the liquid pipe size,
additional refrigerant charging is
0.01kg(0.0067lbs) per meter(ft) after
distribution kit.
Ø6.35(5m/16.4ft)
• E xample of additional refrigerant charging.
Pipe length is as below without distribution kit.
Liquid pipe size (O.D.)
mm
Ø6.35
Ø9.52
Ø12.70
Ø15.88
Ø19.05
Additional
refrigerant charging
kg/m lbs/ft
Ø1/4 0.020 0.0134
Ø3/8 0.060 0.0403
Ø1/2 0.125 0.0840
Ø5/8 0.180 0.1210
Ø3/4 0.270 0.1814
Ø7/8 0.350 0.2352
kg/m lbs/ft
0.01 0.0067
Total piping
lengths
inches m
Ø1/4 15 49.21
Ø3/8 25 82.02
Ø1/2 21 68.90
Ø5/8 25 82.02
Ø3/4 5 16.40
Total
Factory charging
Outdoor unit
kg
RVXVHT075FE 6.5 14.330
RVXVHT100FE 7.5 16.535
RVXVHT125FE 9.0 19.824
Remarks
For wall-mounted &
ceiling Indoor unit
Additional
refrigerant charging
ft kg lbs
0.300 0.6614
1.500 3.3069
2.625 5.7871
4.500 9.9208
1.350 2.9762
10.275 22.652
lbs
53