47
DO NOT DIVE.
2
DO NOT DIVE.
OPTIONAL CONFIGURATION – 3 SERVICE/PHASE
(Figure 3)
3-Phase Service, TN and TT Electrical Systems 5 Wires (3 Lines + 1 N 1 Protective Earth)*.
Protective Earth wire (Green/Yellow) must be connected to system ground
terminal as marked.
IMPORTANT
–
Each service MUST include a neutral wire, with a line to neutral voltage of 230VAC.
* 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.
CAUTION
–
Actual wiring of RCD will vary by manufacturer of RCD. Improper wiring of RCD may
result in permanent damage to spa control pack. Repair / replacement of spa system box is not
covered under warranty when damage results from improper wiring. Actual wire attachment points
on the Spa Control Pack may vary. Always refer to the wiring diagram inside the Spa Control Pack
for proper power connection.
The heater runs on service line L1. All main-board equipment runs on service line L3.
Additional equipment, such as expansion boards, run on service line L2.
Completely remove the white wire from J26 and J32/25. Completely remove the blue wire from
J28 and J58. If expansion board is present on system to allow additional pump, black wire from
expansion board must connect to J28 (L2) only.. Heat Disable dip switches must be evaluated to
prevent the spa maximum ampacity from exceeding the service maximum ampacity (L1, L2, L3).
ELECTRICAL REQUIREMENTS
GS500Z, MS500ZE & MS501ZE HOOK-UP
Brown L3
Brown L2
Brown L1
Blue N
Ground
1
2
3
4
Figure 3
