JIS C 60721-3-3:1997 Classification of environmental conditions Part 3: Classification of groups of environmental parameters and their severities Section 3: Stationary use at weatherprotected locations
This standard classifies the environment, parameters, and severity to which products installed indoors are exposed.
JIS C 60721-3-3:1997 history
1997JIS C 60721-3-3:1997 Classification of environmental conditions Part 3: Classification of groups of environmental parameters and their severities Section 3: Stationary use at weatherprotected locations