根据环境亮度自动启闭,可靠性强即在夜晚和多雾
时自动开启,白天自动关闭。
◆符合GB3836-2000，IEC60079标准要求。
■Diecasted aluminium alloty shell with plastic-sprayed surface.
■Pressure-casted formation,compact structrue and aesthetic appearance.
■Suitable for steel pipe and cable wiring.
■After one bulb failed,another one will auto take place the previous.
■Using optmized control circuit and reliable integral elements,it can be selt-on
or-off with the ambient temperature,high reliabi