1-3
1.2 Set Point and Protection Device
Component Name
Detector Symbol
Setting Value Alarm
High pressure switch HPS
OFF≧2400kPa(24.47kg/cm
2
)
ON≦1900kPa(19.37kg/cm
2
)
E101
F101
Pressure relief valve PRV Open≧2450kPa(25.0kg/cm
2
)−
Fusible plug − 95〜100℃(203〜212℉) −
Built-in thermal protector
for condenser fan motor
Q1M
OFF≧135℃±5℃(275℉±41℉)
ON≦86℃±15℃(187℉±59℉)
−
Built-in thermal protector
for evaporator fan motor
−
OFF≧145℃±5℃(293℉±41℉)
ON≦94℃±15℃(201℉±59℉)
−
Circuit breaker (ELCB) CB 30A(100mA)−
●Fuse and Protection Circuit
Board Fuse Type Protection Circuit Alarm
I/O board
(EC2)
F1U
F10A 250V
fast-acting type
I/O board control power(DC13.5V, 5V, 3.3V)
−
F2U
PCC1, PCC2, CFH, CFL, EFH, EFL
HSV, RSV, LSV, ESV
F703
F707
E115
E117
F3U Spare −
PT/CT
board
(EC7)
F11U 8A 600V PT/CT board control power −
Noise filter
board
(EC9)
F5U
12.5A 300A
Surge absorber 1 (lightning surge protection)
<Non-replaceable>
−
F6U
Surge absorber 2 (lightning surge protection)
<Non-replaceable>
−
F7U
Surge absorber 3 (lightning surge protection)
<Non-replaceable>
−
F8U 8A 600V Inverter control circuit <Non-replaceable> −
I/O board
(EC2)
TH3
2.5A 72V
Automatic reset
RM (Remote Monitoring) circuit
<Non-replaceable>
−
TH2 TransFresh circuit <Non-replaceable> −
0101-22LX10F11BEn.indd1-30101-22LX10F11BEn.indd1-3 2014/11/1916:40:192014/11/1916:40:19