概述Overview
适用于发电厂、变电站、工矿企业等电力用户作为交流50Hz、最大工作电压至660V,最大工作电流至3150A的配电系统中，作为动力配电,电动机控制等配电设备的电能转换分配控制之用。
It is applicable to power distribution systems for power users, such as power plants, substations, industral and mining enterprises, etc. with AC 50Hz, the maximum operatingvolage of 660V, and the maximum operating current of 3150A, for purposes of power distribution and distribution control for power distrbution, motor control and otherdistribution equipment.
本产品具有分断能力高。稳定性好，结构先进合理，电气方案切合实际，系列性，同用性强，各种方案单元任 意组合，一台柜体所容纳的回路较多，节省占地面积，外观美观，防护等级高，安全可靠，维护方便等优点。
This product is advantageous in high breaking capacity, god stability, advanced and reasonable structure,electrical program of practical series and with strong,variousschemes of unit combinaton: a cabinet contains many circuts save the area of beautiul apoearance, wth high leve of protection, being sae and reliable. as wel as witconvenient maintenance
使用环境条件Application environment condition
1、环境温度上限+40'C，下限-5'C。1. The upper limit of environmental temperature is +40C, and the lower limit -5C.
2、环境湿度:日平均相对湿度不大于95%，月平均相对湿度不大于90%
2. Environmental humidity: daily average relative humidity is not greater than 95%, and the monthly average relative humidity is not greater than 90%
3、户内使用，使用地点的海拔不得超过2000m。3,Foe indoor use: the use of the elevation ofthe site shall not exceed 2000m.
4、地震强度不超过8°。4.The seismic intensity is not more than 8°
5、无经常性的剧烈运动。5.No reqular strenuous exercise.
6、周围空气不应受腐蚀性或稀性气体或水蒸气等明显污染。6.The surrounding air shal not be diluted or corrosive gas or water vapor and other significant polution.6.
产品结构及其特点Product structure and its characteristics
GCK开关柜的基本骨架为组合结构，全部构件均采用螺钉紧固连接组成。加上门、端板、支架以及抽展、母线等结构和电气元件组装完整的开关柜。
The basic frame of Gck switch cabinet is a comoosite structure. and al comonents are made up of screw fastenino connection. With the door. end plate. bracket anddrawer, busbar and other structures and electrical components, it is a complete switch cabinet.
基本骨架采用FA28型材或KB型材(即C型材)组装而成、柜架的全部结构均通过自攻螺丝连接，按需要加装门、面板、隔板、支架及抽展部件，组合成完整的开关柜。
The basic framework adopts FA28 profles or kB profiles (C profle), assembled from the shelves of al structures which are connected by sel taping screws, inaccordance with the need to install the door panels, partitions, bracket and drawer units, being combined into a complete switch cabinet.
柜体及部件安装孔按模数E=25mm变化、安装灵活、方便、实用、经济。
The mounting holes of the cabinet and components are changed according to modulus E-25mm, and the instalation is flexible,convenient, practical and economical.
抽展单元有1/单元、200mm300mm、400mm500mm600mm等系列高度，根据各路电流等级不同所 选占有抽展单元高度，抽展有效安装高度1800mm。
The drawer unit has 1/1 units,200m,300mm, 400mm,500mm, 600mm and other seres height, in accordance with the circuit curent evel of diferent selected drawer
height, with drawer effective mounting height of 1800mm.
GCK开关柜的抽出功能单元(简称抽屉)采用了加工独特的推出(拉出)省力机构、结构轻巧、使用方便。具有良好的互换性，并具有工作位置、试验位置及公寓位置的机械锁定状态，操作手柄可外加挂锁锁定。
The withdrawing function unit short drawer) of GCK switch cabinet adopts the unigue abor mechanism of pushing out puling out, the structure is ight and the use isconvenient. thas good interchangeablty t has the mechanical locking state of the working position, the test position and the apartment poston; he operating handlecan be locked with an additional padlock.
为保证有可靠性的接地连续性，骨架和内部金属结构件均镀锌处理。
To ensure reliable earthing continuitv. both frame and internal metal structure underoo aalvanization treatment
