I Shenyang emergency fire lighting The emergency switch time of shall not exceed 3 seconds.
2： The emergency working time of LED fire emergency lights shall be more than 120 minutes, and the emergency working time of fire emergency lights shall be more than 90 minutes.
3： Fire emergency Marker lamp The color of shall be green (with light source). The surface brightness shall meet the following requirements: the brightness of graphics and text surfaces shall be at least 25 cd/m2, and the brightness shall not exceed 200 cd/m2.
4： Switch the fire emergency lamp from the main power supply to emergency supply The luminous flux of double head lamp series and electronic energy-saving lamp series must reach more than 70% of their luminous flux The rated voltage of the light source and the luminous flux of the fluorescent lamp series shall be greater than the luminous flux of the light source. 40% of luminous flux at rated voltage.
5： Do not use the fluorescent lamp as the light source to light the emergency lamp, and connect the starter to the emergency circuit.
6： The emergency state of the fire emergency light shall not be affected by the short circuit and grounding of the main power line.
7： The fire emergency indicator and double head lamp shall be equipped with an automatic reset test button simulating mains failure.
8： The fire emergency indicator and double head lamp shall be equipped with mains, charging and fault status indicators. The main power status is green, the charging status is red, and the fault status is yellow.
9： If the fire emergency lamp is not connected to the light source, the light source does not work properly, or the light source specification does not meet the requirements, the surface temperature of the internal components will be exceeded. It shall not affect normal use. The battery is charged at 90 ° C. After the light source is restored, the emergency lamp shall be able to work normally.
10： Fire emergency lights shall be equipped with overcharge protection and short circuit protection. If the charging circuit is short circuited, the surface temperature of its internal components shall not exceed 90 ° C. After the battery is reinstalled, the emergency lamp shall work normally.
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