$77.00Original price was: $77.00.$46.00Current price is: $46.00.
Electrical Apparatus for Use in Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations – Classification of Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations (Formerly ISA 12.10.05-2004) standard by The International Society of Automation, 08/31/2004
This document is concerned with the classification of areas where explosive dust and combustible dust layers are present, in order to permit the proper selection ofequipment for use in such areas.
