Multi-wire Branch Circuits
976-0043-01-02
F–3
Figure F-2
Multi-wire Branch Circuit Wiring and Current Flow
Figure F-3
120 Vac Inverter Incorrectly Wired in a Multi-wire Branch Circuit
Load Center
L1
L2
Neutral
Ground
120 Vac
120 Vac
15 A
Breaker
(Ganged)
240 Vac
from Grid
Bare - Ground
Single White - Neutral
(Current Flow 0 A)
Black - Hot
(Current Flow 15 A)
Red - Hot
(Current Flow 15 A)
Bare - Ground Splice
White - Neutral Splice
(Current Flow 15 A)
Out-of-Phase current
subtract at this point
(Current Flow 0 A)
15 A
Breaker
(Ganged)
Load Center
L1
L2
Neutral
Ground
120 Vac
120 Vac
15 A
Breaker
(Ganged)
240 Vac
from Grid
Bare - Ground
Single White - Neutral
(Current Flow 10 A)
Black - Hot
(Current Flow 5 A)
Red - Hot
(Current Flow 15 A)
White - Neutral Splice
(Current Flow 15 A)
When unbalanced
current flows through
each leg, only the
difference current
flows through the
neutral return wire.
15 A
Breaker
(Ganged)
Load Center
L1
L2
Neutral
Ground
120 Vac
120 Vac
15 A
Breaker
(Ganged)
Bare - Ground
Single White - Neutral
(Current Flow 30 A)
Black - Hot
(Current Flow 15 A)
Red - Hot
(Current Flow 15 A
White - Neutral Splice
(Current Flow 15 A)
WARNING: FIRE HAZARD
The in-phase currents ADDS
at this point exceeding wire
capacity!
15 A
Breaker
(Ganged)
120 Vac
Inverter or Generator
Summary of Contents for SW Plus 2524
Page 2: ......
Page 3: ...Sine Wave Plus Inverter Charger Owner s Manual...
Page 82: ...2 48...
Page 105: ...DC Wiring 976 0043 01 02 3 23 Figure 3 13 DC Connections to a Single Inverter...
Page 107: ...DC Wiring 976 0043 01 02 3 25 Figure 3 14 DC Connections to Dual Inverters...
Page 126: ...3 44...
Page 132: ...4 6...
Page 141: ...Menu Map 976 0043 01 02 5 9 Figure 5 10 User Menu Map Part 2...
Page 143: ...Menu Map 976 0043 01 02 5 11 Figure 5 12 Basic Setup Menu Map Part 2...
Page 145: ...Menu Map 976 0043 01 02 5 13 Figure 5 14 Advanced Setup Menu Map Part 2...
Page 146: ...Navigation 5 14 976 0043 01 02 Figure 5 15 Complete User Menu Map...
Page 147: ...Menu Map 976 0043 01 02 5 15 Figure 5 16 Complete Basic Setup Menu Map...
Page 148: ...Navigation 5 16 976 0043 01 02 Figure 5 17 Complete Advanced Setup Menu Map...
Page 250: ...8 32...
Page 274: ...A 16...
Page 308: ...C 18...
Page 312: ...D 4...
Page 316: ...E 4...
Page 338: ...I 6...
Page 342: ...Index IX 4 976 0043 01 02...
Page 343: ......