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