INSTALLATION GUIDELINES OF ELECTRICAL EQUIPMENT IN HAZARDOUS AREAS
All circuits and apparatus in Hazardous Areas should be provided with means to ensure quick disconnection in the event of any fault (O/C, S/C or E/F)
Protection & Control apparatus shall be normally located in non-HAs but if unavoidable, they may be of the right protection type
All electrical apparatus (for every apparatus or sub-groups) should be provided with an effective means of isolation, including neutral
Metal conduits, armoured cables
Correct terminations using proper sized cable glands (double-compression, FLP type)
Unused cable openings of all electrical apparatus shall be closed with plugs suitable for the type of protection