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CBA-32P

SELECTION GUIDE

1 contact can be defined as :

   

Simple Contact:

simple

 

Resistive Contact:

resistive

 

Double Resistive Contact:

double resistive

 

Example Substation Breaker
2 breaks (contacts) per phase
Total 6 contacts

 

2 contacts per phase

Suggested Analyzer:
 
CBA-32P 8 contacts

CBA-32P 8 contacts

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.


Example Substation Breaker
4 breaks (contacts) per phase
Total 12 contacts

 

4 contacts per phase

Suggested Analyzers:
 
CBA-32P 16 contacts

CBA-32P 16 contacts

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.


Example Substation Breaker
8 breaks (contacts) per phase
Total 24 contacts

 

8 contacts per phase

Suggested Analyzer:
 
CBA-32P 24 contacts

CBA-32P 24 contacts

Spare Analog inputs may be used as contact inputs to monitor 52a and 52b contacts.


Example Substation Breaker
10 breaks (contacts) per phase
Total 30 contacts

 

10 contacts per phase

Suggested Analyzer:
 
CBA-32P 30 contacts

CBA-32P 30 contacts

Spare Analog inputs may be used as contact inputs to monitor 52a and 52b contacts.