Department Administrative Order (DAO) No. 4, Series of 1996

Mandatory Philippine National Standards for (1) PNS 1079:1994 Safety of household and similar electrical appliances - part 1: General requirements, (2) PNS 1244:1994 Safety of household and similar electrical appliances - Part 2: Particular requirements for kitchen machines, (3) PNS 38-1:1995 Safety specifications for incandescent lamps - Part 1: Tungsten filament lamps for domestic and similar general lighting purposes, (4) PNS 519:1991 Circuit breakers - Moulded case - Specification, PNS 79:1992 Pressure sensitive adhesive polyvinyl chloride (PVC) tapes for electrical insulation - Specification, PSN 118:1992 Knife switches - Specification, (5) PNS 163:1994 Electrical products - Polyvinyl chloride insulated flexible cords - Specification, (6) PNS 26:1992 Steel - Black and hot-dipped zinc coated (galvanized) longitudinally welded steel pipes (for ordinary use) - Specification, (7) PNS 65:1993 Unplasticized polyvinyl chloride (uPVC) pipes for potable water supply - Specification, (8) PNS 15-3:1991 Portable fire extinguishers - Specification Part 3: Carbon dioxide, (9) PNS 15-4:1991 Portable fire extinguishers - Specification Part 4: Foam, (10) PNS 38-2:1995 Tungsten filament lamps for domestic and similar general lighting purposes - Part 2: Performance requirements