High Speed DC Circuit Breaker - G E Power Controls
High Speed DC Circuit Breaker - G E Power Controls
High Speed DC Circuit Breaker - G E Power Controls
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Fig. 55-4 Unscrew all the plugs from control boards<br />
Fig. 55-7 Pay attention, that no cables will be crisped<br />
between box and front cover during closing!<br />
Fig. 55-5 Pull out the plugs of the control boards. Pull<br />
out selected control board. Insert new control board<br />
• Listen that both, the isolation plate at the side of<br />
equipment and the isolation plate at the side of soldering,<br />
were inserted!<br />
Fig. 55-8 Carefully close the control box with the front<br />
cover, and fix the four screws<br />
• Put on plugs X2…X6, fix the screws of the plugs and<br />
switch on control voltage.<br />
Checking the breaker:<br />
• Make 3 times ON /OFF switching in the „Test-position“<br />
of the draw out version/the installation. The breaker<br />
has to switch ON/OFF without any time lag.<br />
• If the test succeeds, reconnect the breaker to the<br />
main circuit.<br />
Fig. 55-6 Plug in all control plugs and tighten it by the<br />
bolts<br />
S47183-e 01/2008 Design and specifications are subject to change without notice 45
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