(1) Automatic Load Control Relay Definition; (2) Sheet Metal Enclosures; (3) Nonmetallic Enclosures; (4) Polymeric Materials and Barriers; (5) Attachment Plugs; (6) Separation of Emergency from Normal Power Circuits; (7) Conductor Secureness; (8) Grounding for Parts Accessible Only During Service; (9) Backfeed Protection; (10) Self-Testing/Self-Diagnostic Equipment and Derangement Signals; (11) Self-Testing Discharge Limits; (12) Spacings in Accordance with UL 840; (13) Adhesive Securement of Directional Indicators; (14) Installation Instructions for Transparent Background Exit Signs; (15) Elimination of Solid-State Switch Inverter Test; (16) Dielectric Withstand Test Method; (17) Markings; (18) Field Installed Inverter/Charger Packs; (19) Screw Shell Lampholders for Damp or Wet Locations; (20) Conduit Fittings for Wet Location Equipment; (21) Minimum Light Output; (22) Miscellaneous Corrections and Editorial Items
ANSI/UL 924-2011 history
2011ANSI/UL 924-2011 Standard for Safety for Emergency Lighting and Power Equipment (proposal dated 4-23-10)