ISA S12.1-1991
Definitions and Information Pertaining to Electrical Instruments in Hazardous (Classified) Locations

Standard-Nr.

ISA S12.1-1991

Erscheinungsdatum

1991

Organisation

ISA - International Society of Automation

Zustand

zurückziehen 2001-08

Letzte Version

ISA S12.1-1991

ISA S12.1-1991 Veröffentlichungsverlauf

• 1991 ISA S12.1-1991 Definitions and Information Pertaining to Electrical Instruments in Hazardous (Classified) Locations