
EN
8WIKA operating instructions gas density transmitter, model GD10
14028479.01 12/2015 EN/DE
3.3 Personnel qualication
Skilled personnel
Skilled personnel, authorised by the operator, are understood to be personnel who, based on their technical training,
knowledge of measurement and control technology and on their experience and knowledge of country-specic
regulations, current standards and directives, are capable of carrying out the work described and independently
recognising potential hazards.
The plant operator must ensure that the handling of SF6 gas is only carried out by a qualied company or by qualied
persons who have been specially trained in accordance with IEC 61634, section 4.3.1 or IEC 60480, section 10.3.1.
3.4 Valid standards and guidelines for SF6gas
Installation, assembly, commissioning:
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BGI 753 (SF6plants and equipment in Germany)
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IEC 61634 (Handling of SF6gas)
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IEC 60376 (New SF6gas, technical grade SF6gas)
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IEC 60480 (Used SF6 gas)
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CIGRE report 276, 2005 (Practical SF6gas handling instructions)
Leaks during operation:
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IEC 60376 (New SF6gas, technical grade SF6gas)
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IEC 60480 (Used SF6gas)
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CIGRE 2002 (SF6gas in the electrical industry)
Repair work and maintenance:
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IEC 61634 (Use and handling of SF6gas in high-voltage switchgear and controlgear)
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CIGRE 1991 (Handling of SF6gas)
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CIGRE report 276, 2005 (Practical SF6gas handling instructions)
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CIGRE report 163, 2000 (Guide for SF6gas mixtures)
SF6 is a colourless and odourless, chemically neutral, inert and non-ammable gas which is approx. ve times heavier
than air, non-toxic and not harmful to the ozone layer. Detailed information is given in IEC 60376 and IEC 61634.
3. Safety