49
DO NOT DIVE.
2
DO NOT DIVE.
* Must be sized to swim spa specification. Swim 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 swim spa control pack. Repair / replacement of swim spa system box
is not covered under warranty when damage results from improper wiring. Actual wire attachment
points on the swim spa control pack may vary. Always refer to the wiring diagram inside the swim
spa control pack for proper power connection.
ELECTRICAL REQUIREMENTS
MS40E/MS81SPAE HOOK-UP
Brown L1
Blue N
Brown L2
Brown L3
Ground
1
2
3
4
Figure 2
OPTIONAL CONFIGURATION – 3 SERVICE/PHASE
(Figure 2)
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.
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 wire that goes from J52 to J62. Completely remove the wire that goes
from J51 to J88. Move the wire that goes to J12 to J79. Move the wire that goes to J36 to J45. If
an expansion board is installed, black wire must connect to J53 (Line L3) only, and white wire must
connect to J4 (Neutral). Heat Disable dip switches must be evaluated to prevent the swim spa maxi-
mum ampacity from exceeding the service maximum ampacity (L1, L2, L3).