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Function general
ESiEN09-06 A
22
Function
1. Function general
1.1
Symbol
Symbol
Electric symbol
Description or function
20S1
Y3S
Four way valve (Energize during heating)
DSH
–
Discharge pipe superheated degree
DSHi
–
Discharge pipe superheat of inverter compressor
DSHs
–
Discharge pipe superheat of standard compressor
EV
–
Opening of electronic expansion valve
EV1
Y1E
Electronic expansion valve for main heat exchanger
EV2
Y2E
Electronic expansion valve for sub-coolig heat exchanger
HTDi
–
Value of INV compressor discharge pipe temperature (R31T) compensated with
outdoor air temperature
HTDs
–
Value of STD compressor discharge pipe temperature (R32T, R33T) compensated
with outdoor air temperature
Pc
S1NPH
Value detected by high pressure sensor
Pe
S1NPL
Value detected by low pressure sensor
SH
–
Evaporator outlet superheat
SHS
–
Target evaporator outlet superheat
SVO
Y2S
Solenoid valve for oil return
SVP
Y1S
Solenoid valve for hot gas bypass
SVT
Y4S
Solenoid valve for injection
Ta
R1T (A1P)
Outdoor air temperature
Tb
R4T
Heat exchanger outlet temperature at cooling
Ts2
R2T
Suction pipe temperature detected with the suction pipe thermistor (R2T)
Tsh
R5T (–)
Temperature detected with the subcooling heat exchanger outlet thermistor (R5T)
Tc
–
High pressure equivalent saturation temperature
TcS
–
Target temperature of Tc
Te
–
Low pressure equivalent saturation temperature
TeS
–
Target temperature of Te
Tfin
R1T
Inverter fin temperature
Tl
R6T
Liquid pipe temperature detected with the liquid pipe thermistor (R6T)
Tp
–
Calculated value of compressor port temperature
Ts1
R7T
Suction pipe temperature detected with the accumulator inlet thermistor
Содержание ERQ Series
Страница 2: ......
Страница 16: ...Combination Table ESiEN09 06 A 6 General Information...
Страница 17: ...ESiEN09 06 A Specifications 7 1 Specifications 8 1 1 Outdoor Units 8...
Страница 33: ...ESiEN09 06 A Function general Function 23 1 2 Operation Mode...
Страница 58: ...Outline of Control ESiEN09 06 A 48 Function...
Страница 70: ...Wiring Diagram of Control Box ESiEN09 06 A 60 Control Box EKEQ CBV3 3 Wiring Diagram of Control Box 3 1 D box...
Страница 71: ...ESiEN09 06 A Wiring Diagram of Control Box Control Box EKEQ CBV3 61 3 2 F box...
Страница 109: ...Test Operation ESiEN09 06 A 100 Test Operation 1 2 2 Turn power on...