159
Appendix
high contact resistances are actually caused by the switching contacts of the tap
selector. No silver-plated contacts were originally used and the copper contact
surface was now coated by oil carbon (Figure 12-17) [2].
Figure 12-17
Bad tap selector
Summary of Contents for CP TD1
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Page 84: ...CP TD1 Reference Manual V 1 44 84 Figure 6 14 Frequency scan for H L f 5 kV...
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Page 154: ...CP TD1 Reference Manual V 1 44 154 Figure 12 12 Diverter switch for 110 kV 40 MVA...
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