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NEMA

NEMA AB 1

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

Standard Details

Product Areas: Molded Case Circuit Breaker Product Group Divisions: BS - Building Systems ESPG Category: Other Publications Description: 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.)

General Information

Status : ACTIVE
Standard Type: Main
Document No: NEMA AB 1
Document Year: 2004
  • Section Volume:
  • BS BS - Building Systems

Life Cycle

Currently Viewing

ACTIVE
NEMA AB 1
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