Ventilation for buildings. Symbols, terminology and graphical symbols Ingestion-build-89079 Power supply systems operating at
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Description
Power supply systems operating at voltages less than or equal to 1 000 V are designated low-voltage
ISO 4007 provides you guidance on terms and definitions related to risks and hazards
Part 1: Terms common to power
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If such subdivision and/or combination are used by the certification body
Ventilation for buildings. Symbols, terminology and graphical symbols Ingestion-build-89079 Power supply systems operating at1 Scope This European Standard comprises the symbols and terminology included in the European standards covering 'Ventilation for buildings' produced by CEN TC156.
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