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7. Refrigerant Cycle Diagram
RAS-M10PKVP-E, RAS-M13PKVP-E, RAS-M16PKVP-E, RAS-M18PKVP-E / RAS-3M26UAV-E
NOTES:
• You need not add refrigerant if the piping length is 40 m or less.
• If the length exceeds 41 m, add 20 g of refrigerant per 1 meter over.
• Connection of only one indoor unit is unavailable. Two or more indoor units should be connected.
Connecting pipe
Thickness : 0,8mm
dia.9,52
Connecting pipe
Thickness : 0,8mm
dia.12,7
To
C room
To
B room
(dia.
9,52)
(dia.
12,7)
(dia.
12,7)
(dia.
6,35)
(dia.
6,35)
(dia.
6,35)
Connecting pipe
Thickness : 0,8mm
dia.6,35
Sectional shape
of heat insulator
To
C room
To
B room
Temp. measurement
Indoor unit A
Evaporator
Cross flow fan
Strainer
Pulse motor valve
at liquid side
(UKV-18D)
Allowab
le heig
h
t
dif
fer
ence : 15m
Per 1 unit
Max. : 25m
Min. : 3m
Total
Max. : 70m
All
o
wable
pipe
leng
th
Packed valve
(Liquid side)
(dia.9,52)
Muffler
dia.25x160L
Muffler
dia.25x160L
Packed valve(Gas side)
(dia.12,7)
Pressure
measurement
Gauge attaching port
connecting port
Accumlating
tank 1500cc
Compressor
DA220A2F-22L
Capillary
dia.2xdia.3 x 750L x 1
600L x 1
450L x 2
Temp. measurement
Propeller fan
Ondoor unit
Distributor
Refrigerant amount : 2,40kg (R410A)
NOTE :
Gas leak check position
Refrigerant flow (Cooling)
Refrigerant flow (Heating)
NOTE: