Rockwell-automation 2364,2364E NRU Diode Bridge Assembly Replacement ( Manual do Utilizador descarregar pdf (Página 5)

NRU™ Diode Bridge Assembly Replacement (180 - 350A DC) 5

Publication 2364E-5.10 - April 1998

7. Loosen, but do not remove, the 2 lower bolts that hold the heatsink

red Glastic™ L-brackets to the subpanel.

8. While supporting and preventing the heatsink from falling forward,

remove the 2 upper bolts that hold the heatsink red Glastic L-brackets

to the subpanel.

Note: The diode bridge assembly weighs approximately 25 lb (11kg).

9. Lift the diode bridge assembly up and off of the 2 loosened lower

bolts and place the assembly on a suitable surface. Refer to Figure 5

for photograph of removed bridge.

Figure 5

Diode Power Bridge With AC Line Fuses and Bus Attached

10. Remove the AC busbars and line fuses attached to the bridge. Refer

to Figure 6 for a photograph of the bridge without AC busbars and

line fuses.

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Rockwell-automation 2364,2364E NRU Diode Bridge Assembly Replacement ( Manual do Utilizador Página 5