TRANSMISSION & DISTRIBUTION
High voltage switchgear
PS 0008/A 03 1996-03-18 1998-08-12 2 / 2
Sheet N° Revision 1st issue Revision date Page
SAFETY INSTRUCTIONS
PACKING
TRANSPORT
INSTALLATION
START-UP
OPERATION
MAINTENANCE
SCRAPPING &
RECYCLING
Opening malfunction :
- to do with the sequencing chain,
- following a mechanical fault.
XX
Cut-off failure. X
External dielectric flash-over. X
SF
6
pressure drop due to either :
- major leak (switch to 2nd threshold),
- no 1st threshold alarm complement.
XX
Loss of motor power :
- oil, compressed air, component failure.
XX
Activation of safety device, if fitted. X
Use only the appropriate products recommended
by ALSTOM.
XXXX
COMPLY WITH THE SPECIFIC INSTRUCTION PROVIDED IN THE FOLLOWING CASES :
Abnormal noise. XX
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