Sundance Spas 850 Series - Manual (Page 9)

**Note: A pressure
sensitive terminal
block is provided
on the outside
surface of the
load box to permit
connection of
a bonding wire
between this
point and any
metal equipment
chassis, metal
water pipe, or
metal conduit
within 5 feet (1.5
m) of the spa.
The bonding wire
must be at least
#8 AWG (8.4 mm
2 )
solid copper wire.
Before installing
this spa, check
with local the
local building
department to
ensure installation
conforms to local
building codes.
Red (L2)
Pigtail
Neutral Bus
Ground
TB2
TB1
Black (L1)
Green
Main
Service
Panel
with
GFCI
2-Pole
GFCI
Breaker
Ground/Bonding Lug**
2-Pole Circuit Breaker with 2-Wire Grounded Load Connection
(3 Wires to Hot Tub, 2-Hot (L1-L2), 1-Ground)
White (N)
Black (L1)
Red (L2)
240 VAC
No Load Neutral Wire
Note: service disconnect not
shown in this diagram.
The control box TB1 terminal
position varies between models.
B R
Hot T
ub
Contr
ol Bo
x
Red (L2)
Red (L2)
Pigtail
Neutral Bus
Ground
TB2
Black (L1)
Black (L1)
Green
GFCI Sub Panel*
Main Panel*
2-Pole
GFCI
Breaker
Ground/Bonding Lug**
No Load Neutral Wire
Main Panel with Secondary GFCI Shut-Off Box Using a
2-Pole GFCI Breaker with 2-Wire Grounded Connection
(3 Wires to Hot Tub, 2-Hot (L1-L2), 1-Ground)
TB1
White (N)
Green (Ground)
*GFCI Sub Panel commonly
used when recommended GFCI
does not install in Main Panel.
Note: service disconnect not
shown in this diagram.
The control box TB1 terminal
position varies between models.
B R
Hot T
ub
Contr
ol Bo
x
3 - Wire 240VAC Wiring Diagrams (US/Canada 60Hz)
(Includes 880 Altamar, Cameo, Capri, Majesta, Marin, Maxxus, Optima Models, 780 Camden,
Certa, Chelsee, Hamilton Models, And 680 Burlington, Hartford, Hawthorne Models)
Diagrams Illustrate
Standard Wiring
Practices.