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What is the suffix for the combination of 1a1b auxiliary contacts (1212) and a normally open alarm contact (2100)?

Issue:
What is the suffix for the combination of 1a1b auxiliary contacts (1212) and a normally open alarm contact (2100)? 

Product Line:
Legacy MCCB's 

Environment:
Products sold in North America

Resolution:
The combination suffix is 1253.

 
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