On PSTB units, reconnect the cables from
the built by-pass contactor. careful avoid
damage the pins.
Be careful how you connect the cables
from the current transformers (correct
phase sequence). Mount the cables from the Display and the
Keypad the LV-Board (new old).
White side PST Black side
-.19. Mount the cables from the thermal switch
and current transformers the LV-Board. careful
how you connect the Red (L) and Brown
(N) cable.
21.
22. Mount the new HV-Board with the five
screws.
24. Mount the connector. Mount the LV-Board with the six screws. careful how you
connect the cables from the thyristors.
23. Mount the cables from the thyristors and
fans the HV-Board.
20
