KYD1矿用一般型低压固定式开关柜适用于煤矿井下无瓦斯、煤尘爆炸危险场所。中央控制室、车场、总通风道和主要通风道配电峒室的配电系统中或其他类似工业厂矿、港口、冶金、化工、高层建筑地下室、大型仓库、油田、地铁、地下建筑的潮湿场所的变电所得380或660v，额定频率为50Hz，三相三线中性点不接地供电系统中，作为动力、配电、照明、电机控制及其他电器设备的起动、控制和保护的成套开关设备。

KYD1 normal mine low-voltage fixed switch cabi-not isa kind of intergrated switch device used for thestarting,control and protection of drive.Powerdistribution,lightingengine control and other electricappliances applicable forplaces without the danger of gas and coal dust explosionsin the coal mine power distribution system of switch roomfor central control room parking lot general ventilationpassage and mainventilation passages or 50Hz 3-phase3-line neutral unearth pomer supply system with 38ov or66ov rated freguency of substation in dump place of othersimilar industrial factories basement of high-risebuikdiugslarge warehouses oilfieds metro and undeground buildings.