HD 478.2.1 S1-1991
Classification of Environmental Conditions Part 2: Environmental Conditions Appearing in Nature Temperature and Humidity

Standard No.

HD 478.2.1 S1-1991

Release Date

1991

Published By

CENELEC - European Committee for Electrotechnical Standardization

Latest

HD 478.2.1 S1-1991

HD 478.2.1 S1-1991 history

• 1991 HD 478.2.1 S1-1991 Classification of Environmental Conditions Part 2: Environmental Conditions Appearing in Nature Temperature and Humidity
• 1989 HD 478.2.1 S1-1989 Classification of environmental conditions; part 2: environmental conditions appearing in nature; temperature and humidity