BS EN 60721-3-4:1995 Classification of environmental conditions - Classification of groups of environmental parameters and their severities - Stationary use at non-weatherprotected locations
Classifies severities to which a product may be exposed under its use conditions, including periods of erection work, downtime, maintenence and repair.
BS EN 60721-3-4:1995 history
1995BS EN 60721-3-4:1995 Classification of environmental conditions - Classification of groups of environmental parameters and their severities - Stationary use at non-weatherprotected locations