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1 contact can be defined as :
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Simple Contact:
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Resistive Contact:
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Double Resistive Contact:
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Example Substation Breaker
2 breaks (contacts) per phase
Total 6 contacts
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Suggested Analyzer:
CBA-32P 8 contacts
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Six contacts are used to measure both main and resistive contacts simultaneously, and two spare contacts may be used to monitor the 52a and 52b contacts.
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Example Substation Breaker
4 breaks (contacts) per phase
Total 12 contacts
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Suggested Analyzers:
CBA-32P 16 contacts
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Twelve contacts are used to measure both main and resistive contacts simultaneously, and four spare contacts may be used to monitor the both the 52a and 52b contacts and two other events.
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Example Substation Breaker
8 breaks (contacts) per phase
Total 24 contacts
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Suggested Analyzer:
CBA-32P 24 contacts
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Spare Analog inputs may be used as contact inputs to monitor 52a and 52b contacts.
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Example Substation Breaker
10 breaks (contacts) per phase
Total 30 contacts
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Suggested Analyzer:
CBA-32P 30 contacts
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Spare Analog inputs may be used as contact inputs to monitor 52a and 52b contacts.
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