DIN - German Institute for Standardization

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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Draft standard

OVE EN IEC 60721-3-3/A1
Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations (IEC 104/1091/CDV) (Amendment) (english version)

Edition 2025-04-01

Original language English

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

OVE EN IEC 60721-3-3/A1 Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations (IEC 104/1091/CDV) (Amendment) (english version)

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OVE EN IEC 60721-3-3/A1
Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations (IEC 104/1091/CDV) (Amendment) (english version)