12. ELECTRICAL WORK
12-3. Power cable specifications
1-phase 2-wire,
208/230V,60Hz
PWFY-P36NMU-E-BU
1-phase 2-wire,
208/230V,60Hz
PWFY-P36NMU-E2-AU
PWFY-P72NMU-E2-AU
PWFY-P36NMU-E-BU
(A)
(B)
Do not use anything other than the correct capacity breaker and fuse. Using fuse, wire or copper wire with too large ca-
pacity may cause a risk of malfunction or fire.
MEES20K028
2
Minimum wire thickness (mm
/AWG)
Main cable
Branch
Ground
2.5/12
-
2.5/12
2
Minimum wire thickness (mm
/AWG)
Main cable
Branch
Ground
1.5/14
-
1.5/14
PWFY-P36, 72NMU-E2-AU
(A)
(B)
(C)
PE
Switch (A)
Breaker for wiring
Capacity
Fuse
25
25
Switch (A)
Breaker for wiring
Capacity
Fuse
15
15
(A) Breaker for current leakage
(B) Local switch or breakers for wiring
(E)
(E)
(C) PWFY-P36NMU-E-BU
(D) PWFY-P36, 72NMU-E2-AU
(E) Pull box
(D)
(D)
(D)
PE
PE
PE
AIR TO WATER
Breaker for current leakage
(NFB)
25A 30mA or 100mA
25
0.1sec. or less
Breaker for current leakage
(NFB)
15A 30mA or 100mA
15
0.1sec. or less
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