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A11.0 Load Box Connection Diagram For J-335, J-345 (240 VAC only, 60Hz)
Red
Pigtail
Neutral Bus
Ground
TB2
TB1
Black
Green
Main
Service
Panel
with
GFCI
Hot Tub
Load Box
2-Pole
GFCI
Breaker
Ground
J-335, J-345 (240 VAC Only)
2-Pole Circuit Breaker with 2-Wire Grounded Load Connection
(3 Wires to Hot Tub, 2-Hot, 1-Ground)
White
Black
Red
240 VAC/120 VAC
A
No Load Neutral Wire
Note: service disconnect not
shown in this diagram.
BR
Red
Red (Hot)
Pigtail
Neutral Bus
Ground
TB2
Black
Black (Hot)
Green
GFCI Sub Panel*
Main Panel*
Hot Tub Load Box
2-Pole
GFCI
Breaker
Ground
No Load Neutral Wire
J-335, J-345 (240 VAC Only)
Main Panel with Secondary GFCI Sub-Panel Using a
2-Pole GFCI Breaker with 2-Wire Grounded Connection
(3 Wires to Hot Tub, 2-Hot, 1-Ground)
B
TB1
White (Neutral)
Green (Ground)
*GFCI Sub Panel commonly
used when recommended GFCI
does not install in Main Panel.
Note: service disconnect not
shown in this diagram.
BR