marți, 28 martie 2017

BS EN 60721-3-4:1995, IEC 60721-3-4:1995

Classification of environmental conditions. Classification of groups of environmental parameters and their severities. Stationary use at non-weatherprotected locations|Electrical equipment, Electrical components, Electronic equipment and components, Environment (working), Classification systems, Grades (quality), Stationary, Climate Click the banner to get it at ONLY: GBP190.00
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