08-01-2014, 06:13 AM
Emergency Lighting at Metro Stations
(a)Emergency lighting shall be defined as the lighting that is required to be provided for use when the LV power supply fails.
(b)Emergency lighting shall comply with IS 3217 – Code of Practice for Emergency Lighting. In the event of power failure, emergency lighting shall define a path of egress to assist in safe evacuation.
©The normal supply to emergency lighting shall be through an automatic changeover switch and UPS. The output of the UPS shall be channelled through separate circuits to feed each area.
(d)Emergency lighting shall be provided in all public areas, including passages, exit signages, escalators and stairways, escape/exit routes including control rooms and plant rooms.
(e)In each room at least one luminary shall be connected to the emergency supply. The minimum levels of illumination shall be maintained for at least three hours during the failure of the normal supply of electricity.
(a)Emergency lighting shall be defined as the lighting that is required to be provided for use when the LV power supply fails.
(b)Emergency lighting shall comply with IS 3217 – Code of Practice for Emergency Lighting. In the event of power failure, emergency lighting shall define a path of egress to assist in safe evacuation.
©The normal supply to emergency lighting shall be through an automatic changeover switch and UPS. The output of the UPS shall be channelled through separate circuits to feed each area.
(d)Emergency lighting shall be provided in all public areas, including passages, exit signages, escalators and stairways, escape/exit routes including control rooms and plant rooms.
(e)In each room at least one luminary shall be connected to the emergency supply. The minimum levels of illumination shall be maintained for at least three hours during the failure of the normal supply of electricity.