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 ISO 13851 assists in selecting

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

In the case of close-coupled suites and one-piece WCs

The thermometers specified in BS 5248 are of the mercury-in-glass gas-filled

6 Determination of mass per unit area

using building information modelling

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 ISO 13851 assists in selecting1 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