Hitachi 3HRNM1Q Installation & Maintenance Manual page 26

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220-240V~/50HZ
220-240V~/50HZ
Main Switch
FUSE
Outdoor Unit
Outdoor Unit
Switch
Earth
Earth
Wiring
Wiring
Power Source Cable
Power Source Cable
Pay an attention to the phase
Pay an attention to the phase
of power source when wiring.
of power source when wiring.
Do not apply an excessively high
Do not apply an excessively high
voltage to this cable. (Rated Voltage: 5V)
voltage to this cable. (Rated Voltage: 5V)
220V~/60HZ
Main Switch
FUSE
Outdoor Unit
Outdoor Unit
Switch
Earth
Earth
Wiring
Wiring
Power Source Cable
Power Source Cable
Pay an attention to the phase
Pay an attention to the phase
of power source when wiring.
of power source when wiring.
380-415V 3N ~/50HZ
220-240V~/50HZ
Main Switch
FUSE
ELB
Outdoor Unit
Switch
E
L1
L2L3 N
1 2
Earth
Wiring
Power Source Cable
Pay an attention to the phase
of power source when wiring.
380V 3N~/60HZ
220V~/60HZ
Main Switch
FUSE
ELB
ELB
Outdoor Unit
Switch
E
L1
L2L3 N
1 2
Earth
Wiring
Control Cable
Power Source Cable
Pay an attention to the phase
Shielded Twist-Pair Cable 0.75mm
of power source when wiring.
This cable dose not need any polarity.
Do not apply an excessively high
voltage to this cable. (Rated Voltage: 5V)
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G Install an ELB in the power source.
G
G
G Install an ELB in the power source.
G
G
G Install an ELB in the power source.
G
G
G
G Install an ELB in the power source.
G Install an ELB in the power source.
G Install an ELB in the power source.
G Install an ELB in the power source.
G Install an ELB in the power source.
If ELB is not used, it will cause electric shock or fire
If ELB is not used, it will cause electric shock or fire
If ELB is not used, it will cause electric shock or fire
If ELB is not used, it will cause electric shock or fire
If ELB is not used, it will cause electric shock or fire
If ELB is not used, it will cause electric shock or fire
If ELB is not used, it will cause electric shock or fire
If ELB is not used, it will cause electric shock or fire
at the worst.
at the worst.
at the worst.
at the worst.
at the worst.
at the worst.
at the worst.
at the worst.
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G The tightening torque of each screw shall be as
G
G
G
G The tightening torque of each screw shall be as
G
G The tightening torque of each screw shall be as
G
G
G
G The tightening torque of each screw shall be as
G The tightening torque of each screw shall be as
G The tightening torque of each screw shall be as
G The tightening torque of each screw shall be as
G The tightening torque of each screw shall be as
follows.
follows.
follows.
follows.
follows.
follows.
follows.
follows.
.
M4:
M4:
1.0 to 1.3 N-m
1.0 to 1.3 N-m
M4:
M4:
M4:
1.0 to 1.3 N-m
1.0 to 1.3 N-m
1.0 to 1.3 N-m
.
M5:
M5:
M5:
M5:
2.0 to 2.5 N-m
2.0 to 2.5 N-m
2.0 to 2.5 N-m
2.0 to 2.5 N-m
M5:
M5:
M5:
M5:
2.0 to 2.5 N-m
2.0 to 2.5 N-m
2.0 to 2.5 N-m
2.0 to 2.5 N-m
.
M6:
M6:
M6:
4.0 to 5.0 N-m
4.0 to 5.0 N-m
4.0 to 5.0 N-m
M6:
M6:
M6:
M6:
M6:
4.0 to 5.0 N-m
4.0 to 5.0 N-m
4.0 to 5.0 N-m
4.0 to 5.0 N-m
4.0 to 5.0 N-m
.
M8:
M8:
M8:
9.0 to 11.0 N-m
9.0 to 11.0 N-m
9.0 to 11.0 N-m
M8:
M8:
M8:
M8:
M8:
9.0 to 11.0 N-m
9.0 to 11.0 N-m
9.0 to 11.0 N-m
9.0 to 11.0 N-m
9.0 to 11.0 N-m
.
M10: 18.0 to 23.0 N-m
M10: 18.0 to 23.0 N-m
M10: 18.0 to 23.0 N-m
M10: 18.0 to 23.0 N-m
M10: 18.0 to 23.0 N-m
M10: 18.0 to 23.0 N-m
M10: 18.0 to 23.0 N-m
M10: 18.0 to 23.0 N-m
Keep the above tightening torque when wiring work.
Keep the above tightening torque when wiring work.
Keep the above tightening torque when wiring work.
Keep the above tightening torque when wiring work.
Keep the above tightening torque when wiring work.
Keep the above tightening torque when wiring work.
Keep the above tightening torque when wiring work.
Keep the above tightening torque when wiring work.
Main Switch
Main Switch
Remote
Remote
Control Switch
Control Switch
(Option)
(Option)
Indoor Unit No.1
Indoor Unit No.1
Control Cable
Control Cable
2
2
Remote Control
Remote Control
Shielded Twist-Pair Cable 0.75mm
Shielded Twist-Pair Cable 0.75mm
x 2
x 2
This cable dose not need any polarity.
This cable dose not need any polarity.
Switch Cable
Switch Cable
(Field Supplied)
(Field Supplied)
Shielded Twist-Pair Cable 0.75mm x 2
Shielded Twist-Pair Cable 0.75mm x 2
This cable dose not need any polarity.
This cable dose not need any polarity.
Do not apply an excessively high
Do not apply an excessively high
voltage to this cable. (Rated Voltage: 12V)
voltage to this cable. (Rated Voltage: 12V)
Fig. 6.2 Wiring Connection
220V~/60HZ
Main Switch
Main Switch
Remote
Remote
Control Switch
Control Switch
(Option)
(Option)
Indoor Unit No.1
Indoor Unit No.1
Control Cable
Control Cable
2
2
Remote Control
Remote Control
Shielded Twist-Pair Cable 0.75mm
Shielded Twist-Pair Cable 0.75mm
x 2
x 2
This cable dose not need any polarity.
This cable dose not need any polarity.
Switch Cable
Switch Cable
Do not apply an excessively high
Do not apply an excessively high
(Field Supplied)
(Field Supplied)
voltage to this cable. (Rated Voltage: 5V)
voltage to this cable. (Rated Voltage: 5V)
Shielded Twist-Pair Cable 0.75mm
Shielded Twist-Pair Cable 0.75mm
This cable dose not need any polarity.
This cable dose not need any polarity.
Do not apply an excessively high
Do not apply an excessively high
voltage to this cable. (Rated Voltage: 12V)
voltage to this cable. (Rated Voltage: 12V)
Fig. 6.3 Wiring Connection
Remote
Main Switch
Control Switch
(Option)
ELB
Indoor Unit No.1
Indoor Unit No.2
E
L1 L2
N
1 2 A B
L1 L2
Mp
Control Cable
2
Remote Control
Shielded Twist-Pair Cable 0.75mm
x 2
This cable dose not need any polarity.
Switch Cable
Do not apply an excessively high
(Field Supplied)
voltage to this cable. (Rated Voltage: 5V)
Shielded Twist-Pair Cable 0.75mm
This cable dose not need any polarity.
Do not apply an excessively high
voltage to this cable. (Rated Voltage: 12V)
Fig. 6.4 Wiring Connection ( 380-415V 3N
Remote
Main Switch
Control Switch
(Option)
Indoor Unit No.1
Indoor Unit No.2
L1 L2
E
1 2 A B
N
L1 L2
N
Mp
Mp
2
Remote Control
x 2
Switch Cable
(Field Supplied)
Shielded Twist-Pair Cable 0.75mm
This cable dose not need any polarity.
Do not apply an excessively high
voltage to this cable. (Rated Voltage: 12V)
Fig. 6.5 Wiring Connection ( 380V 3N
Remote
Remote
Control Switch
Control Switch
(Option)
(Option)
Indoor Unit No.2
Indoor Unit No.2
Indoor Unit No.3
Indoor Unit No.3
~
220-240V
50Hz)
Remote
Remote
Control Switch
Control Switch
(Option)
(Option)
Indoor Unit No.2
Indoor Unit No.2
Indoor Unit No.3
Indoor Unit No.3
2
2
x 2
x 2
220V
~
60Hz)
Remote
Control Switch
(Option)
Indoor Unit No.3
N
E
1 2 A B
L1 L2
N
E
1 2 A B
Mp
Mp
2
x 2
~
50Hz)
Remote
Remote
Control Switch
Control Switch
(Option)
(Option)
Indoor Unit No.3
E
1 2 A B
L1 L2
N
E
1 2 A B
Mp
2
x 2
~
60Hz)
Remote
Remote
Remote
Remote
Control Switch
Control Switch
Control Switch
Control Switch
(Option)
(Option)
(Option)
(Option)
Indoor Unit No.4
Indoor Unit No.4
Remote
Remote
Remote
Remote
Control Switch
Control Switch
Control Switch
Control Switch
(Option)
(Option)
(Option)
(Option)
Indoor Unit No.4
Indoor Unit No.4
Remote
Remote
Control Switch
Control Switch
(Option)
(Option)
Indoor Unit No.4
N
L1 L2
E
1 2 A B
Mp
Remote
Control Switch
(Option)
Indoor Unit No.4
N
L1 L2
E
1 2 A B
Mp

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