46
DO NOT DIVE.
1
DO NOT DIVE.
AS MANUFACTURED – SINGLE SERVICE
(Figure 1)
Single Service, TN and TT Electrical Systems (1x16 Amp or 1x32 Amp)* 3 Wires (1 Line + 1 Neutral
+ 1 Protective Earth). Protective Earth wire (Green/Yellow) must be connected to system ground
terminal as marked. All equipment (pumps, heater, etc.) runs on service line L1. Heat Disable dip
switches must be evaluated to prevent the spa maximum ampacity from exceeding the service
maximum ampacity. Dip switch settings should not be changed from factory settings in this
configuration.
NOTE: This option is configured and shipped as the default.
OPTIONAL CONFIGURATION – 2 SERVICE/PHASE
(Figure 2)
Dual Service, TN and TT Electrical Systems (2x16 Amp). 5 Wires (2 Lines + 2 Ne 1 Protective
Earth)*. Protective Earth wire (Green/Yellow) must be connected to system ground terminal as
marked. The heater runs on service line L1. All equipment (pumps, etc.) runs on service line L2.
IMPORTANT
–
Each service MUST include a neutral wire, with a line to neutral voltage of 230VAC.
From the original factory configuration, completely remove the white wire from J26 and J32/
J25. Heat Disable dip switches must be evaluated to prevent the spa maximum ampacity from
exceeding the service maximum ampacity (L1, L2).
Brown L1
Blue N1
Ground
ELECTRICAL REQUIREMENTS
GS500Z, MS500ZE & MS501ZE HOOK-UP
1
2
3
4
Brown L2
Blue N2
Brown L1
Blue N1
Ground
1
2
3
4
Figure 1
Figure 2
* Must be sized to spa
specification. Spa rated
maximum ampacity cannot
exceed the service maximum
ampacity. This does not
represent an option to the
Installer.
