NEMA Z535.3-1991
Criteria for Safety Symbols

Standard No.

NEMA Z535.3-1991

Release Date

1991

Published By

NEMA - National Electrical Manufacturers Association

Status

Be replaced 1998-12

Replace By

NEMA Z535.3-1998

Latest

NEMA Z535.3-2011

NEMA Z535.3-1991 history

• 2011 NEMA Z535.3-2011 Criteria for Safety Symbols
• 2007 NEMA Z535.3-2007 Criteria for Safety Symbols
• 2002 NEMA Z535.3-2002 Criteria for Safety Symbols
• 1998 NEMA Z535.3-1998 Criteria for Safety Symbols
• 1991 NEMA Z535.3-1991 Criteria for Safety Symbols