Hitachi RWM-2R1E Installation & Operation Manual page 34

REFRIGERANT AND WATER PIPING
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Refrigerant piping size
Piping connection size of outdoor unit & indoor unit
Model
(4-6) HP Ø 15.88 (5/8")
8 HP
10 HP
5.2.1.1 Refrigerant charge before shipment (W
YUTAKI S/S COMBI
Outdoor unit model
RAS-4WH(V)NPE
RAS-(5/6)WH(V)NPE
RAS-8WHNPE
RAS-10WHNPE
24 PMML0575 rev.1 - 09/2021
Pipe size
Gas pipe Liquid pipe
Ø 9.52 (3/8")
Ø 9.52 (3/8")
Ø 25.4 (1")
Ø 12.7 (1/2")
Model
(4.0-6.0) HP
8 HP
10 HP
(kg))
0
W (kg)
0
3.3
3.4
5.0
5.3
Indoor unit
Pipe size
Gas pipe Liquid pipe
Ø 15.88 (5/8") Ø 9.52 (3/8")
Ø 9.52 (3/8")
Ø 25.4 (1")
Ø 12.7 (1/2")