19
GB
6. Electrical work
Note: Reactor BOX (Optional parts) for Branch box.
When the product is used for a purpose other than as professional equipment,
the Reactor BOX may be necessary.
Branch box power supply method
Outdoor unit
Power supply from
outdoor unit
Separate power supply
1-phase power supply
Unnecessary
Necessary
3-phase power supply
Necessary
Necessary
Schematic Drawing of Wiring: Mixing system (Fig. 6-9)
<When power is supplied from the outdoor unit>
<When power is supplied separately>
* The M-NET Control Indoor unit cannot receive power supplied from an outdoor unit, so provide it with power separately.
L/N
L/N
S1/S2/S3
S1/S2/S3
S1/S2/S3
L/N
S1/S2/S3
S1/S2/S3
S1/S2/S3
D
E
C
D
D
D
C
D
A
F
~/N 220-230-240 V 50 Hz
~/N 220 V 60 Hz
L1/L2/L3/N
A
B
3N~380-400-415 V 50 Hz
3N~380 V 60 Hz
Fig. 6-9
■
PUMY-SP·VKM
~/N 220-230-240 V 50 Hz
~/N 220 V 60 Hz
■
PUMY-SP·YKM
3N~380-400-415 V 50 Hz
3N~380 V 60 Hz
■
PUMY-SP·VKM
■
PUMY-SP·YKM
~/N 220-230-240 V 50 Hz
~/N 220 V 60 Hz
B1/B2
S1/S2/S3
S1/S2/S3
S1/S2/S3
L/N
L/N
S1/S2/S3
S1/S2/S3
S1/S2/S3
L/N
L/N
D
D
D
D
D
C
C
B
A
E
NO
L1/L2/L3/N
B
A
L/N
A
B
Schematic Drawing of Wiring Connection with Branch Box (Example) (Fig. 6-8)
<When power is supplied from the outdoor unit>
Fig. 6-8
<When power is supplied separately>
~/N 220-230-240 V 50 Hz
~/N 220 V 60 Hz
L/N
S1/S2/S3
S1/S2/S3
S1/S2/S3
L/N
S1/S2/S3
S1/S2/S3
S1/S2/S3
D
C
D
D
D
C
D
A
F
S1/S2/S3
S1/S2/S3
S1/S2/S3
L/N
L/N
S1/S2/S3
S1/S2/S3
S1/S2/S3
D
D
D
D
D
C
C
B1/B2
L/N
B
A
L1/L2/L3/N
A
B
3N~380-400-415 V 50 Hz
3N~380 V 60 Hz
■
PUMY-SP·VKM
~/N 220-230-240 V 50 Hz
~/N 220 V 60 Hz
■
PUMY-SP·YKM
■
PUMY-SP·YKM
3N~380-400-415 V 50 Hz
3N~380 V 60 Hz
L1/L2/L3/N
B
A
L/N
A
B
■
PUMY-SP·VKM
~/N 220-230-240 V 50 Hz
~/N 220 V 60 Hz
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12/28/2017 11:24:57 AM