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52
7. Refrigeration and Water Cycle Diagram
PIPE TEMP.
SENSOR
EVA.
EXIT
TEMP.
SENSOR
REFRIGERANT
TEMP.
SENSOR
HEX WATER OUTLET
TEMP. SENSOR
WATER TANK
TEMP.
SENSOR 1
WATER TANK
TEMP.
SENSOR 2
WATER INLET
TEMP. SENSOR
WATER OUTLET
TEMP. SENSOR
3-WAY
VALVE
AIR TEMP.
SENSOR
HEAT EXCHANGER
HEAT EXCHANGER
WATER TANK
WATER
DISCHARGE
VALVE
FLOOR HEATING
WATER OUTLET
FLOOR HEATING
WATER INLET
SANITARY HOT
WATER OUTLET
SANITARY COLD
WATER INLET
STRAINER
MUFFLER
(UD03/05JE5)
RECEIVER
(UD07/09JE5)
STRAINER
LIQUID
SIDE
2-WAY
VALVE
GAS
SIDE
3-WAY
VALVE
COMPRESSOR
4-WAY VALVE
TANK TEMP.
SENSOR
(UD07/09JE5 ONLY)
DISCHARGE
TEMP.
SENSOR
HIGH PRESSURE
SENSOR
DISCHARGE
MUFFLER
HIGH PRESSURE
SWITCH
EXPANSION
VALVE
OUTDOOR UNIT
INDOOR UNIT
PRESSURE RELIEF
VALVE
FLOW SWITCH
AIR PURGE
VALVE
BACKUP HEATER
EXPANSION
VESSEL
PRESSURE
GAUGE
CAPILLARY
TUBE
WATER PUMP
SHUT
VALVE
SHUT
VALVE
FILTER
Model Piping
size
Pre-charged
Refrigerant
(kg)
Rated Length (m)
Max
Elevation
(m)
Min.
Piping
Length
(m)
Max.
Piping
Length
(m)
Additional
Refrigerant
(g/m)
Tank Unit
Outdoor Unit
Gas
Liquid
For Heat
Pump
Indoor Unit
For
Hydromodule
+ Tank
ADC0309*
WH-UD03JE5
and
WH-UD05JE5
Ø12.70 mm
(1/2")
Ø6.35 mm
(1/4")
0.90 7 7 20
3
25 20
WH-UD07JE5
and
WH-UD09JE5
Ø15.88 mm
(5/8")
Ø6.35 mm
(1/4")
1.27 7 7 30
3
50 25
Example: WH-UD03JE5
If piping length is 15m, the quantity of additional refrigerant should be 100g. [(15-10)m x 20 g/m = 100g]