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