浙江佳怡电气有限公司

产品简介 Product introduction

GGD 低压固定式开关柜适用于发电厂、变电站、工矿企业等电力用户的频率 50Hz，额定工作电压 400V，额定工作电流 1600A 的配电系统，做为动力、照明及配电设备的电能转换、分配与控制之用。

产品具有分断能力高、动热稳定性好、电气方案灵活、 组合方便、实用性强， 结构新颖、防护等级高等特点。可作为低压成套开关设备的更新换代产品使用。

GGD 低压固定式开关柜符合 IEC439《低压成套开关设备和控制设备》，GB/T 7251.12-2013《低压成套开关设备》等标准。

GGD low-voltage fixed switchgear is suitable for the power distribution system with 50Hz frequency, 400V rated working voltage and 1600A rated 

working current of power users such as power plants, substations, industrial and mining enterprises, etc. It is used for power conversion, distribution 

and control of power, lighting and power distribution equipment. 

It has the characteristics of high breaking capacity, good dynamic and thermal stability, flexible electrical scheme, convenient combination, 

strong practicability, novel structure and high protection level. It can be used as the replacement product of low-voltage switchgear. 

GGD low-voltage fixed switchgear meets IEC439 "Low-voltage switchgear and controlgear", GB/T 7251.12-2013 "Low-voltage switchgear and 

other standards.

型号说明 Model description

正常使用环境 Normal use environment

◆周围空气温度不高于 +40℃，不低于 -5℃。24h 以内的平均温度不得高于 +35℃。

◆户内安装使用，使用地点的海拔高度不得超过 2000m。

◆周围空气相对湿度在温度为 +40℃时不超过 50％，在较低温度时允许有较大的相对湿度。( 例如 +20℃时为 90％ ) 应考虑到由于温度变化可能会偶然产生凝露的影响。

◆设备安装时与垂直面的倾斜度不超过 5°。

◆设备应安装在无剧烈震动和冲击的地方，以及不足以使电器元件受到腐蚀的场所。

◆用户有要求时与制造厂协商解决。

◆ The ambient air temperature is not higher than +40℃ and not lower than -5℃ . The average temperature within 24h shall not be 

higher than +35℃ . 

◆ For indoor installation and use, the altitude of the place of use shall not exceed 2000m. 

◆ The relative humidity of the surrounding air shall not exceed 50% when the maximum temperature is +40 ℃ , and a higher relative humidity is allowed when the temperature is lower. (e.g., 90% at +20℃ ) The influence of condensation which may happen occasionally due to temperature change should be considered. 

◆ When the equipment is installed, the inclination with the vertical plane shall not exceed 5. 

◆ The equipment should be installed in places where there is no severe vibration and impact, and places where electrical components are not corroded enough. 

◆ If the user has special requirements, negotiate with the manufacturer to solve them.

电气性能 Behaviour of electricity

基本电气参数 Basic electrical parameters

安装与使用 Installation and use

产品到达收货地点后，首先应当检查包装是否完整无损，发现问题及时通知有关部门查找原因，对于不立即安装的产品，应根据正常使用条件的规定，置于适当的场所。

◆产品安装

产品的安装应按安装示意图进行 ( 见附图 2)，基础槽钢和螺栓由用户自备，主母线安装时应将搭接面修理平整，处理干净，涂上中性凡士林或采取其他措施，然后螺栓紧固。

◆产品在安装完毕后，投入运行前需进行如下项目的检查与试验。

◇检查柜体面漆有无脱落，柜内是否干燥，清洁。

◇电器元件的操作机构是否灵活，不应有卡滞或操作力过大现象。

◇主要电器元件的通断是否可靠、准确，辅助接点的通断是否可靠准确。

◇仪表指示与互感器的变比及性是否正确。

◇母线连接是否良好，绝缘支撑件，安装件及附件是否安装牢固可靠。

◇辅助接点是否符合要求、熔断器的熔芯规格是否正确，继电器的整定值是否符合设计要求，动作是否准确。

◇电路的接点是否符合电器原理图要求。

◇保护电路系统是否符合要求。

◇用 500 伏兆欧表测量绝缘电阻不得低于 10 兆欧。

◆ 使用注意事项

◇本产品为不靠墙安装，单面 ( 正面 ) 操作，双面开门维修低压配电柜。产品的维修通道及柜门，必须经考核合格的人员方可进入或开启进行操作、检

查和维修。

◇空气断路器，经过多次合、分后，会使主触头局部烧伤和产生碳类物质，使接触电阻增大，应定期对空气断路器按其使用说明书进行维护和检修。

◇隔离开关严禁带负荷分合闸。

After the product arrives at the receiving place, it should first check whether the package is intact, notify the relevant departments to find out the reasons when problems are found, and put the products that are not installed immediately in an appropriate place according to the provisions of normal use conditions. 

◆ Product installation The installation of the products shall be carried out according to the installation schematic diagram (see attached figure 2). The foundation channel steel and bolts shall be provided by the user. When the main bus is installed, the lap surface shall be repaired and leveled, cleaned, coated with neutral vaseline or other measures, and then bolted. 

◆ After the product is installed, the following items shall be inspected and tested before it is put into operation.

◇ Check whether the top paint of the cabinet falls off, and whether the cabinet is dry and clean. 

◇ Whether the operating mechanism of electrical components is flexible, and there should be no jamming or excessive operating force. 

◇ Whether the on-off of main electrical components is reliable and accurate, and 

whether the on-off of auxiliary contacts is reliable and accurate. 

◇ Whether the ratio and polarity of instrument indication and transformer are correct. 

◇ Whether the bus connection is good, and whether the insulation supports, fittings and accessories are firmly and reliably installed. 

◇ Whether the auxiliary contact meets the requirements, whether the fuse core specification is correct, whether the setting value of the relay meets the design requirements and whether the action is accurate. 

◇ Whether the contacts of the circuit meet the requirements of the electrical schematic diagram. 

◇ Whether the protection circuit system meets the requirements. 

◇ The insulation resistance measured by 500-volt megohmmeter shall not be less than 10 megohmmeter. 

◆ Precautions for use 

◇ This product is not installed against the wall, operated on one side (front side), and opened on both sides to repair the low-voltage distribution cabinet. Product maintenance channels and doors must be opened or entered by qualified professionals for operation, inspection and maintenance. 

◇ Air switch, after many times of closing and separating, will make the main contact burn locally and produce carbon substances, which will increase the contact resistance. air switch should be regularly maintained and overhauled according to its operating instructions. 

◇ Isolating switch is strictly prohibited to switch on or off with load.

出厂资料及附件 Factory materials and accessories

制造厂供货时应提供下列文件及附件

◆发货清单

◆产品合格证及出厂试验报告

◆使用说明书

◆有关电气图纸

◆主要元件说明书

◆柜门钥匙，操作手柄及合同单规定的备品备件。

The manufacturer shall provide the following documents and accessories when supplying. 

◆ Delivery list 

◆ Product certificate and factory test report 

◆ instruction manual 

◆ Relevant electrical drawings 

◆ Description of main components 

◆ Cabinet door keys, operating handles and spare parts specified in the contract sheet.

订货须知 Ordering instructions

订货时用户应提供：

◆主电路配电系统图和平面布置图，额定工作电压，额定工作电流，保护装置整定电流以及必要的技术参数。

◆标明进出线电缆规格。

◆开关柜内主要电气元件的型号，规格及数量。

◆如开关柜之间或进线柜需要母线桥或母线槽的， 需注明跨度、距地高度等具体要求数据。

◆开关柜使用在环境条件时，应在订货时详细说明。

◆开关柜表面颜色及其它具体要求。

When ordering, the user should provide: 

◆ Main circuit distribution system diagram and layout, rated working voltage, rated working current, setting current of protection device and necessary technical parameters.

◆ Indicate the specifications of incoming and outgoing cables. 

◆ Type, specification and quantity of main electrical components in switchgear. 

◆ If bus bridges or bus ducts are needed between switchgear cabinets or incoming cabinets, specific data such as span and height from the ground should be indicated. 

◆ When the switch cabinet is used in special environmental conditions, it should be explained in detail when ordering.

◆ Surface color of switchgear and other specific requirements.

外型及安装尺寸 Outline and installation dimensions