GRID
High Voltage Switchgear
PS 0003EN
03 1996-03-18 2011-03-21 3 / 3
Sheet N° Revision 1st issue Revision date Page
SAFETY INSTRUCTIONS
PACKING
TRANSPORT
INSTALLATION
START-UP
OPERATION
MAINTENANCE
SCRAPPING &
RECYCLING
2 SF6 Pressure Equipment
.
2.1 See SF
6
Safety Sheet.
X X X X X X X
2.2 An effective pressure of 300 hPa, used for the
transport and storage of our products, is not
regarded as a potential hazard.
X X X X X
2.3 Always fill the unit using the appropriate
equipment, which should include a safety
valve.
X
X X
2.4 Do not inflate over and above the prescribed
pressure.
X X X
2.5 It is strictly forbidden to release SF
6
to
atmosphere. All discharged gas must without
exception be recovered.
X X X X X
3 Hydraulic Equipment
.
3.1 Circuit Purging.
This must be done under pressure. Use the
appropriate equipment.
X X
3.2 Hydraulic Control Unit.
The doors must be kept shut except when
control tests are being carried out.
X X