Historical
UL 508A Ed. 1-2001
Standard for Industrial Control Panels
Content Provider
Underwriters Laboratories [ul]
Content Provider
Underwriters Laboratories [ul]
As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.