17
Part name
Model
abbr.
Function
Characteristics
Compressor
AW042SSCHA
Comp.
Capacity control, meet indoor load request
by adjusting the frequency
Motor resistance (at 20°C): 2.32Ω
AW062SSCHA
Motor resistance (at 20°C): 1.96Ω
AW082SNCHA
AW102SNCHA
Motor resistance (at 20°C): 1.82Ω
Pressure
sensor
All
Pd High pressure detection
Pressure range:0 to 4.15MPa
Ps Low pressure detection
Pressure range:0 to 1.7MPa
Pressure
switch
All
Hps High pressure protection
4.15MPa, OFF
Electronic
expansion
valve
AW062SSCHA
AW042SSCHA EEV
In heating, refrigerant flow control
Φ1.5
AW082SNCHA
AW102SNCHA
Φ1.8
4-way valve
All
4WV Change over between cooling and heating
AC220V, electrified in heat; not
electrified in cooling or defrosting
Solenoid
valve
All
SV2 Refrigerant jet protection when
discharging temp. is too high
AC220V
Liquid
receiver
All
/
Used to storage the refrigerant
Volume:0.3L
Gas-liquid
separator
All
/
Used to separate the gas and liquid
Volume:1.28L
Refrigerant
valve
All
/
Used to charge the refrigerant to unit
φ6.35
Flow sensor
All
/
Detect water flow
5-80L/min
Pump
All
Pump
Transport liquid
Pumping head:8m
Water
pressure
gauge
All
/
Detect water pressure
0-0.4MPa
Heater
All
/
Auxiliary heating at low temperature
1+3KW
Expansion
Vessel
All
/
Pressure fluctuation of buffer system
5L
Water filter
All
/
Filter impurities in water
40 mesh
Plate heat
exchanger
All
/
Used to exchange the heat from
refrigerant to water
Design pressure:
water side:1.5MPa;
Refrigerantside:4.2MPa
Pressure
relief valve
All
/
Reduce system pressure
Operation pressure:0.55MPa
Air purge
valve
All
/
Release gas from heating system and
water supply pipeline
/
Temp.
sensor
All
Td Detect the discharging temp. of
compressor
R (80°C)=50KB (25/80°C)=4450K
Ts Suction temp. of compressor
R(25°C)=10KB
(25/50°C)=3700K
Te Check frost condition of outdoor heat
exchanger
Tao
Detect ambient temp. set primary setting
for fan speed target pressure and PMV
open angle
Thi Detect the refrigerant inlet temp. of heat
exchanger
Tho Detect the refrigerant outlet temp. of heat
exchanger
Twi Detect the water inlet temp. of heat
exchanger
Two Detect the water outlet temp. of heat
exchanger
Содержание HU062WAMNA
Страница 1: ...ATW Split Service Manual SYJS 2022 A Edition 2022 A ...
Страница 16: ...16 6 Piping Diagram ...
Страница 25: ...25 Cooling Tao C Two C Ta Ambient temperature Two Outlet water temperature ...
Страница 79: ...79 No Drawing Name of parts Quantity 1 Drainage elbow 4 2 Rubber cushion 4 Accessories ...