12 WIRING FOR MULTI-MODULE BOILERS & SINGLE MODULE BOILERS FITTED WITH A
WIRING CENTRE
For boilers larger than 300kW
Two wiring centres, as shown in Frame 12, are supplied tted one each side of the boiler case.
It is important to ensure that the electrical wiring takes this factor into account.
Each wiring centre can accommodate up to six modules.
GENERAL
LEGEND
PCB - Printed Circuit Board
b - blue
bk - black
br - brown
r - red
y - yellow
w - white
g/y - green/yellow
or - orange
v - violet
pk - pink
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