Digital Acoustics ESBx-110 Dokumentacja Pobierz pdf (Strona 341)

100

101

Maintenance and Troubleshooting

ADDvantage-32 PLUS ● AC to DC Power Converter

7-43

7. Using the fuse (F1-6) as a handle, slowly slide the assembly forward and lift out

as a single unit.

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W A R N I N G

THYRISTOR MODULES WEIGH APPROXIMATELY

25-60 LBS. AND COULD CAUSE PERSONAL INJURY IF

DROPPED.

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DC155X-2 and DC155X-4 Only (Items 8a and 9a below):

8a. Modules A101-A106: Remove the bolt that holds the top of the fuse to the

vertical bus link. Remove the bolt that holds the module to the side bus bar.

Using the fuse as a handle, slide the assembly forward and lift out as a single unit.

9a. Modules A107-A112: Remove the bolts that attach the module to the bus bars on

both the left and right side. Loosen the bolt holding the vertical bus link to the

module directly below and rotate the bus link out of the way. Slide the module

forward and lift out.

DC155X-A and -B Versions, and DC300X (Items 8b and 9b below):

8b. Modules A101-A106: If the fuse assemblies are equipped with indicator

switches, disconnect the wiring from these first. Remove the bolts that attach

both the top and bottom of the fuse assembly bus links to the AC bus bars and

thyristor modules. NOTE: Remove the fuses as an assembly, complete with their

attached bus work (and indicator switches, if so equipped). Slide the module

forward and lift out.

9b. Modules A107-A112: Remove the bolts that attach the thyristor module to the

bus work on the left and right sides. Slide the module forward and lift out.

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