Refrigerant Circuit - Impromat Klima ATW-MINI Technical Manual

12. REFRIGERANT CIRCUIT

Models: High Power
Outdoor unit
TH
HO
Control valve
TH
O
Exchanger
TH TH
HM D
TH
C
Compressor
with injection
port
Expansion valve
inlet sensor
Filter
Expansion valve
Models: Comfort
Outdoor unit
Control valve
TH
HO
High
pressure
switch
TH
O
Exchanger
TH
TH
HM
D
TH
C
Compressor temperature sensor
TH
C
Compressor discharge sensor
TH
D
Exchanger sensor - centre
TH
HM
Filter
4-way
Pressure sensor
valve
Accumulator
Injection
expansion valve
Solenoid valve
Injection
circuit
Filter
15.88mm(5/8")
4-way
valve
Accumulator
DC or Scroll
compressor
Expansion
valve
Filter Filter
Indoor unit
Flow sensor
Plate heat
exchanger
TH
PI
Indoor unit
Flow sensor
Piping
Plate heat
exchanger
TH
PI
Piping
6,35mm(1/4")
9.52mm(3/8")
Exchanger sensor - output
TH
HO
Outdoor temperature sensor
TH
O
Inner exchanger sensor
TH
PI
17
Heating
water
sensor
Heating
emitter
Filter
Circulation
pump
Heating
water
sensor
Heating
emitter
Filter
Circulation
pump