XL-21框架式动力配电柜

XL-21系列框架式低压配电柜适用于工业与民用建筑中，作交流频率为50Hz、电压500V及以下，三相四线电力系统的动力配电和照明配电用。对线路的过载、短路及漏电提供保护，并对电路进行正常转换。该产品系户内封闭式装置，其外壳防护等级为IP20。产品符合GB7251.1及IEC60439-1等标准。

XL - 21 frame type power distribution cabinet

XL - 21 series frame type low voltage power distribution cabinet is suitable for industrial and civil architecture, communication frequency of 50 hz, voltage 500 v and below, three phase four wire electric power system of power distribution and lighting distribution.The line overload, short circuit and leakage protection, and to normal conversion circuit.This product is a indoor closed device, its for IP20 protection grade.Product conforms to standard GB7251.1, IEC60439-1 standard, etc.