ABB DCT880 - Fuse and Busbar Removal (T5); Remove plastic cover and SDCS-PIN-H (T5); Remove screws from busbars and fuses (T5)

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9. Remove the plastic cover and the SDCS-
PIN-H.
10. Remove the all 9 screws at the fuses and
the U1, V1, W1 busbars.
Exchange thyristors size T5
3ADW000449R0101 DCT880 Service Manual e a