INSTALLATION GUIDELINES OF ELECTRICAL EQUIPMENT IN HAZARDOUS AREAS
Equipment designed for higher gas groups can be used for less hazardous gas groups ( for e.g., Equipment certified for II C can be used for II A, B or I)
Portable hand-lamps, communication equipment and other test equipment shall be Ex i type
All equipment shall be installed so as to avoid mechanical damage
Earthing shall be carried out as per IS 3043
Bonding of all pipeline flanges should be carried out so as to avoid Electro-static discharges
Internal earthing to be provided for all FLP equipment in addition to external earthing