Section 118 in The Petroleum And Natural Gas (Safety In Offshore Operations) Rules, 2008
118. Emergency power and emergency lighting .-(1) There shall be a reliable, robust and simple emergency power system to ensure sufficient power supply to equipment and systems that must function in the event of a main power failure.
(2)In the changeover between main power and emergency power it shall be ensured that a cutting off does not entail operational problems to the emergency power consumers.(3)The emergency power system shall have as few automatic disconnection devices as possible in order to ensure continuous operation.(4)There shall be an emergency lighting system which ensures necessary lighting of the facility if the main lighting fails.
