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 Recycled content

Recycled content

ISO 13851 assists in selecting an appropriate THCD based on risk assessment and provides for prevention of defeat

6 Determination of mass per unit area

planning activities for suppliers and the allocation of resources for improvements and other changes

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 Recycled content1 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