GKD 矿用一般型低压开关柜 ( 以下简称开关柜 )，标识为：(kA)，适用于煤矿无瓦斯、无粉尘、无爆炸性危险场所及非煤矿山等其它类似的矿井下场所的供电系统中。作为交流 50Hz、电压为 1140V、660V、380V 井下车场、中央控制室、总进风巷道场所，三相三线供电系统的动力及 127V 的照明回路用，本开关柜同样也适用于地面发电厂、变电站和冶金、化工等供电，三相三线制，三相四线制1140V、660V, 380V、127V 配电系统中。 

        本产品符合 GB/T12173《矿用一般型电气设备》标准。 

        GKD Mining General-Purpose Low-Voltage Switchgear (hereinafter referred to as switchgear), identifi ed as (kA), is suitable for power supply systems in coal mines         without gas, dust, or explosive hazards, as well as in non-coal mines and other similar underground mining locations. It is designed for use in AC 50Hz power systems with voltages of 1140V, 660V, and 380V in underground parking areas, central control rooms, and main air intake roadways, serv ing power needs for three-phase three-wire systems and lighting circuits at 127V. This switchgear is also applicable to power distribution systems in ground-based power plants, substations, metallurgical, chemical, and other industrial settings, accommodating three-phase three-wire and three-phase four-wire systems at voltages of 1140V, 660V, 380V, and 127V. 

        This product complies with the standard GB/T12173 "Mine General Purpose Electrical Equipment".