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Molded-Case Circuit Breakers, Molded Case Switches, and Circuit-Breaker Enclosures


Status: Equivalent
Document ID: 100592

This standard is no longer for sale on the NEMA website. NEMA AB 1 is equivalent to the current edition of UL 489.

To purchase this standard, click here or contact IHS at 800-854-7179 or 303-397-7956 (outside the U.S.)


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