Outline of Functions (Outdoor unit)
SiBE811001EB
77
CONVENI-PACK
Outdoor Unit
Booster Unit
Name
Electric Symbol
Symbol of General Use
for Control
Symbol on RAM monitor
INV. Compressor
M1C
INV.
52C
STD Compressor 1
M2C
STD1
52C1 [X5A]
STD Compressor 2
M3C
STD2
52C2 [X5B]
Fan Motor
M1F, M2F
Fan1, Fan2
Fan1, Fan2
Four Way Valve (Main)
Y1R
Four Way Valve(A)
20S1 [X9A]
Four Way Valve (Sub)
Y2R
Four Way Valve(B)
20S2 [X8A]
Four Way Valve (Suction)
Y3R
Four Way Valve(C)
20S3 [X10A]
Electronic Expansion Valve (Heating)
Y1E
EV1
EV1
Electronic Expansion Valve (Subcooling)
Y2E
EV2
EV2
Electronic Expansion Valve (Oil Return_INV.)
Y3E
EV3
EV3
Electronic Expansion Valve (Oil Return_STD1)
Y4E
EV4
EV4
Electronic Expansion Valve (Oil Return_STD2)
Y5E
EV5
EV5
Solenoid Valve (Subcooling)
Y1S
SV1
SV1 [X15A]
Solenoid Valve (Gas Vent)
Y6S
SV0
SV0 [X7A]
High Pressure Switch
S1PH, S2PH, S3PH
HPS1, HPS2, HPS3
—
Low Pressure Switch
S1PL
LPS1
—
Pressure Sensor (High Pressure)
S1NPH1
HP
HP
Pressure Sensor (Intermediate Pressure)
S1NPH2
MP
MP
Pressure Sensor (Low Pressure)
S1NPL1
LP1
LP1
Pressure Sensor (Low Pressure)
S1NPL2
LP2
LP2
Thermistor (Outdoor Air)
R1T
Ta
Ta
Thermistor (Suction_Air conditioning)
R21T
Ti1
Ti1
Thermistor (Suction_Refrigeration)
R22T
Ti2
Ti2
Thermistor (Discharge_INV.)
R31T
Td1
Td1
Thermistor (Discharge_STD1)
R32T
Td2
Td2
Thermistor (Discharge_STD2)
R33T
Td3
Td3
Thermistor (Plate type heat exchanger outlet)
R4T
Tg
Tg
Thermistor (Outdoor Unit Heat Exchanger
Outlet)
R6T
Tce
Tce
Name
Electric Symbol
Symbol of General Use
for Control
Symbol on RAM monitor
Compressor
M1C
INV.
52Ci
Fan
M1F
—
INV. Fan_[X26A]
Electronic Expansion Valve (Liquid Injection)
Y1E
EV1
EV1
Electronic Expansion valve (Subcooling)
Y2E
EV2
EV2
High Pressure Switch
S1PH
HPS1
—
Pressure Sensor (Low Pressure)
S1NPL1
LP
LP
Thermistor (Discharge)
R2T
Td
Td1
Thermistor (Heat Exchanger Inlet)
R3T
BU_TL
TI
Thermistor (Heat Exchanger Outlet)
R5T
BU_Tg
Tg