Gas-filled compartments for a.c. switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV Ingestion-build-103253 Requirements for ventilators intended for

Requirements for ventilators intended for anaesthetic applications are given in prEN 740

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using building information modelling

7 Signal level control

oxidizing or corrosive gases

Gas-filled compartments for a.c. switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV Ingestion-build-103253 Requirements for ventilators intended for1 Scope 1. 1 Type of equipment This standard applies to compartments pressurized at a maximum pressure of 3 bar (gauge) and with a maximum product pressure volume of 2 000 bar litres with inert gases, for example sulphur hexafluoride or nitrogen or a mixture of such gases, used in indoor or outdoor installations of AC switchgear and controlgear with rated voltages above 1 kV up to and including 52 kV where the gas is used principally for its