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CONTROL SYSTEM
9
/5
9.1.4.
RAS-20/30FXG1
Purpose
Control Subject
Cooling Operation
Heating Operation
Inverter Frequency of
Compressor
For Controlling Suction
Pre. : Ps
For Controlling Discharge
Pre. : Pd
Opening Degree of Expansion
Valve of Outdoor Unit
For Controlling Discharge Pre. : Pd
For Controlling Temp. of Discharge Gas: Td (TdSH)
Opening Degree of Expansion
Valve for Plate Heat Exchanger
For Controlling Temp. of Discharge Gas:
Td (Td SH)
Opening Degree of Expansion
Valve of Indoor Unit
(1) For Controlling Temp. of Discharge Gas Super-
Heat: TdSH
(2) Temp. Difference between Setting Temp. and
Inlet Temp.
(3) For Balancing Temp. Difference between I.U.
(4) For Preventing Td Excessive Uprise
(1) Temp. Difference between Setting Temp. and
Inlet Temp.
(2) For Balancing Temp. Difference between I.U.
Outdoor Fan
For Controlling Discharge
Pre. : Pd
Constant Fan Speed
Equalized Pressure Valve (SVA)
(1) For Preventing Pd Excessive Increase
(2) When Starting Operation
(3) When Stopping Operation
(1) For Preventing Pd Excessive Increase
(2) When Starting Operation
(3) When Stopping Operation
Solenoid Valve for Gas Bypass
(SVB, SVC)
For Keeping Inner Pre. of Liquid Pipe
Solenoid Valve for Capacity
Control (SVD)
For Controlling Heat Exchanger Number
For Controlling Heat Exchanger Number
Solenoid Valve for Refrigerant
Return (SVE)
For Returning Refrigerant from Comp.
Solenoid Valve for Oil Return
(SVF)
For Controlling Oil Circulation Volume from Oil
Separator to Each Comp.
For Controlling Oil Circulation Volume from Oil
Separator to Each Comp.
Symbol
Symbol
Name
MC
Motor (for Compressor)
PSH
Pressure Switch
MIF
Motor (for Indoor Fan)
CT1,4
Diverter
MOF
Motor (for Outdoor Fan)
SVS1,2
Solenoid Valve
MS
Motor (for Auto-Louver)
SVD1,2
Solenoid Valve (DC)
MV1,4,B
Electronic Expansion Valve
SVB
Solenoid Valve (for Gas Bypass)
THR
Fin Thermostat
EHW
Electric Heater
SVD
Solenoid Valve (for Capacity Control by
Changeover Heat Exchanger)
CMC
Magnetic Contactor for Compressor
RVR1,2
4-Way Valve
SVE
Solenoid Valve (for Refrigerant Return by
Pump-Down Bypass)
SVA
Solenoid Valve (for Equalizing Pressure)
SVF
Solenoid Valve for Oil Return
Indoor Unit
To Transmission Circuit of the
next CH Unit or Outdoor Unit
(H-Link)
Thermistor for Inlet Air
Thermistor of Discharge Air
Thermistor of Gas Pipe
Thermistor of Liquid Pipe
Discharge Gas Pressure Sensor
Thermistor of Atmospheric Air
Discharge Gas Thermistor
Thermistor for Heating Evaporation Temperature
Suction Gas Pressure Sensor
A+D
Conversion
Circuit
Remote Control Switch
Remote
Control
MCU
Outdoor Unit
MCU
Transm
iss
ion
circu
it
Inverter
Control MCU
Protection
Circuit
Inverter Power
Section
Electrical Control
Expansion Valve
Drive Circuit
Relay
Drive
Circuit
Relay Drive
Circuit
Electrical Control
Expansion Valve Drive
Circuit
Relay Drive
Circuit
CH Unit
MCU
Outdoor Unit
380/415V Power
Source
Indoor Unit
MCU
A+D Conversion
Circuit
Multiple Signals
Single signals
Operation signals
Transm
iss
ion
circu
it
Transm
iss
ion
circu
it
Transm
iss
ion
circu
it
Transm
iss
ion
circu
it
Protection
Circuit
To Transmission Circuit to the
next Indoor Unit of the same
CH-Unit
Wireless Remote
Control Switch
Remote
Control
MCU
Transm
iss
ion
circu
it
Wireless Transmission
Circuit
Содержание FSG Series
Страница 2: ......
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Страница 13: ...3 57 7 1 7 ...
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Страница 110: ......
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Страница 159: ...CONTROL SYSTEM 9 13 9 6 STANDARD OPERATION SEQUENCE 9 6 1 COOLING OPERATION FSG FSG1 I U Indoor Unit O U Outdoor Unit ...
Страница 160: ...9 14 CONTROL SYSTEM n Cooling Operation FSG FSG1 cont ...
Страница 161: ...CONTROL SYSTEM 9 15 9 6 2 COOLING MAINLY COOLING OPERATION FXG FXG1 I U Indoor Unit O U Outdoor Unit ...
Страница 162: ...9 16 CONTROL SYSTEM n Cooling mainly Cooling Operation FXG FXG1 cont ...
Страница 163: ...CONTROL SYSTEM 9 17 9 6 3 DRY OPERATION FSG FSG1 I U Indoor Unit O U Outdoor Unit ...
Страница 164: ...9 18 CONTROL SYSTEM n Dry Operation FSG FSG1 cont ...
Страница 165: ...CONTROL SYSTEM 9 19 9 6 4 DRY OPERATION FXG FXG1 I U Indoor Unit O U Outdoor Unit ...
Страница 166: ...9 20 CONTROL SYSTEM n Dry Operation FXG FXG1 cont ...
Страница 167: ...CONTROL SYSTEM 9 21 9 6 5 HEATING OPERATION FSG FSG1 I U Indoor Unit O U Outdoor Unit ...
Страница 168: ...9 22 CONTROL SYSTEM n Heating Operation FSG FSG1 cont ...
Страница 169: ...CONTROL SYSTEM 9 23 9 6 6 HEATING MAINLY HEATING OPERATION FXG FXG1 I U Indoor Unit O U Outdoor Unit ...
Страница 170: ...9 24 CONTROL SYSTEM n Heating mainly Heating Operation FXG FXG1 cont ...
Страница 171: ...CONTROL SYSTEM 9 25 n Defrosting Operation Control ...
Страница 172: ...9 26 CONTROL SYSTEM 9 7 STANDARD CONTROL FUNCTIONS 9 7 1 FREEZING PROTECTION CONTROL DURING COOLING OR DRY OPERATION ...
Страница 173: ...CONTROL SYSTEM 9 27 9 7 2 GAS BYPASS CONTROL 9 7 3 OVER HEATING PROTECTION CONTROL ...
Страница 176: ...9 30 CONTROL SYSTEM 9 7 6 CONTROL FOR AUTO COOL HEAT OPERATION ...
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Страница 229: ...3 57 167 7 21 7 ...
Страница 230: ......
Страница 287: ...REFRIGERANT PIPING AND REFRIGERANT CHARGE 13 11 GAS LINE LIQUID LINE E 152S E 162M1 E 202M1 E 242S E 302S ...
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Страница 424: ...TCGB0023 rev 0 04 04 Printed in Spain ...