Hitachi RPI-1.0FSG1 - Page 16

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TROUBLESHOOTING
Example for Electrical Wiring Connection of FSG, FS3, FSG1 and FS5 System
Outdoor Unit (5 to 20HP)
<380-415V/50Hz, 380V/60Hz>
No. 0 System Indoor Units
(Max. 16 Units per Refrigerant Cycle)
Remote
Control
Cable
(Shielded Twist
Pair Cable) *1
Remote
Control
Cable
(Shielded Twist
Pair Cable) *1
Remote
Control
Switch
(PC-P1H)
Remote
Control
Switch
(PC-P1H)
No.1 System Indoor Units
Max. 4 Units / Power Supply Line (5, 8 and 10HP)
1 Outdoor Unit / Power Supply Line (16 and 20 HP)
TB1
Outdoor Unit
RAS-5FS3
RAS-8FS3
RAS-10FS3
RAS-16FS3
RAS-20FS3
RAS-5FSG
RAS-8FSG
RAS-10FSG
RAS-16FSG
RAS-20FSG
ELB
FUSE
Main Switch
3N
380V/50 Hz
415V/50 Hz
415V/60 Hz
1N (3N )
220V/50 Hz
240V/50 Hz
220V/50 Hz
ELB
ELB
No. 0 System
Outdoor Unit
TB1 TB2
L1 L2 L3 N 1 2
No. 1 System
Outdoor Unit
TB1 TB2
L1 L2 L3 N 1 2
No. 3 System
Outdoor Unit
TB1 TB2
L1 L2 L3 N 1 2
Operating Line (Shielded Twist Pair Cable)
DC5V (Non-Pole Transmission H-LINK System)
*1: When installing PC-P1H remote control switch in Australia, connect the both ends of shield tube to earth.
*2: It is need for China and Australia only.
Operating Line (Shielded Twist Pair Cable)
DC5V (Non-Pole Transmission H-LINK System)
12AB
TB2
12AB
TB2
TB1
L1 L2 N L1 L2 N
No. 0
Indoor Unit
No. 1
Indoor Unit
Distribution Box or Pull Box *2
Distribution Box or Pull Box *2
TB : Terminal Board
PCB : Printed Circuit Board
: Field Wiring
: Field Supplied
: Optional Accessory
No. 0 System Indoor Units
(Max. 27 Units per Refrigerant Cycle...RAS-24FSG1, RAS-24FS5
Max. 32 Units per Refrigerant Cycle...RAS-30FSG1, RAS-30FS5)
Remote
Control
Cable
(Shielded Twist
Pair Cable) *1
Remote
Control
Cable
(Shielded Twist
Pair Cable) *1
Remote
Control
Switch
(PC-P1H)
Remote
Control
Switch
(PC-P1H)
*1: When installing PC-P1H remote control switch in Australia, connect the both ends of shield tube to earth.
*2: It is need for China and Australia only.
No.1 System Indoor Units
Outdoor Unit
RAS-5FS3
RAS-8FS3
RAS-10FS3
RAS-16FS3
RAS-20FS3
RAS-5FSG
RAS-8FSG
RAS-10FSG
RAS-16FSG
RAS-20FSG
TB1
ELB
FUSE
Main Switch
3
220V/60Hz
1
220V/60 Hz
ELB
ELB
No. 0 System
Outdoor Unit
TB1 TB2
RS T 1 2
No. 1 System
Outdoor Unit
TB1 TB2
RS T 1 2
No. 3 System
Outdoor Unit
TB1 TB2
RS T 1 2
Operating Line (Shielded Twist Pair Cable)
DC5V (Non-Pole Transmission H-LINK System)
Operating Line (Shielded Twist Pair Cable)
DC5V (Non-Pole Transmission H-LINK System)
12AB
TB2
12AB
TB2
TB1
L1 L2 N L1 L2 N
No. 0
Indoor Unit
No. 1
Indoor Unit
TB : Terminal Board
PCB : Printed Circuit Board
: Field Wiring
: Field Supplied
: Optional Accessory
Distribution Box or Pull Box *2
Distribution Box or Pull Box *2
<220V/60Hz>