Samsung DVM PLUS III Technical Data Book page 729

06_Installation(02~45) 3/15/08 4:34
EX) Additional refrigerant charging
ø12.70(1m)
ø12.70(5m)
ø15.88(10m)
MCU-4EAE1
ø6.35(15m)
ø9.52
(10m)
ø6.35(2m)
ø9.52
(15m)
ø9.52(18m)
ø9.52
(25m)
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Additional refrigerant charging
■ Additional refrigerant is charged according to the length and size of liquid pipe.
Liquid pipe size Additional refrigerant charging
(O.D. mm)
ø6.35
ø9.52
ø12.70
ø19.05(10m)
ø15.88
ø19.05
ø22.23
ø15.88(10m)
ø25.40
MCU-4EAEV1
ø6.35(10m)
Additional refrigerant charging of MCU is 0.5kg for every MCU kit
ø9.52(15m)
Regardless of the liquid pipe size, additional refrigerant
charging is 0.01kg per meter after distribution kit
ø9.52(18m)
■ Example of additional refrigerant charging
Pipe length is as below.
Liquid pipe size
(O.D. mm)
Length (m)
❈
Additional refrigerant = 25 x 0.02 + 83 x 0.06 + 6 x 0.125 + 20 x 0.18 + 10 x 0.27 + (2+18) x
C C C C a a a a u u
Total refrigerant amount of the system must be less then 100kg. If total
refrigerant amount of system is over 100kg more, the system has to be
divided into smaller system, each containing less than 100kg.
(kg/m)
0.02
0.06
0.125
0.18
0.27
0.35
0.53
Additional refrigerant charging of MCU kit
Additional refrigerant charging of distribution kit (kg/m)
ø6.35 ø9.52 ø12.70 ø15.88 ø19.05
25 83 6
0.01 + 2 x 0.5 = 13.73 kg
u u t t t t i i i i o o o o n n n n
Basic model Factory charging(kg)
RVXVRT080GE 7.5
RVXVRT100GE 7.5
RVXVRT120GE 7.5
RVXVRT140GE 11.0
RVXVRT160GE 11.0
(kg/unit)
0.5
Remarks
For wall-mounted &
0.01
ceiling Indoor unit
Pipe length after
MCU
distribution kit (m)
20 10 2 Ea 20 (2+18)
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