产品概述  Overview

DHBWG 光伏并网柜是承接集中式逆变器与升压变压器或交流汇流箱与升压变压器的重要组成部分, 此光伏并网柜的进线采用断路器输入或直接输入, 输出采用断路器或负荷隔离开关, 母线采用电镀或纯化后的母线连接, 并可提供一级防雷保护, 系统额定电压为AC690V, 防护等级室内为IP40、室外为IP65; 二次测量及控制的电缆, 电流为大于2.5mm2 的电缆，电压为大1.5mm2 的电缆, 控制为大于1.0mm2 的电缆, 测量电流互感器为0.5 级的电流互感器, 计量互感器为0.2S 级的电流互感器。还可根据客户要求增加相关的功能等。此产品采用专业的电气设计、元件选型, 使柜体内部结构安全、简洁、美观、方便现场接线及维护并保证设备长时间的稳定工作。

DHBWG photovoltaic grid connected cabinet is an important component that undertakes centralized inverters and step-up transformers, or AC combiner boxes and step-up transformers. The incoming line of this photovoltaic grid connected cabinet adopts circuit breaker input or direct input, and the output adopts circuit breaker or load isolation switch. The busbar is connected with electroplated or purified busbar, and can provide primary lightning protection.

The maximum rated voltage of the system is AC690V, and the protection level is IP40 indoors and IP65 outdoors; The cables for secondary measurement and control include cables with a current greater than 2.5mm2, cables with a voltage greater than 1.5mm2, and cables with a control voltage greater than 1.0mm2. The measuring current transformer is a 0.5 level current transformer, and the measuring current transformer is a 0.2S level current transformer. Related functions can also be added according to customer requirements. This product adopts professional electrical design and component selection, making the internal structure of the cabinet safe, simple, beautiful, convenient for on-site wiring and maintenance, and ensuring long-term stable operation of the equipment.

功能及特点  Function and characteristic

▪既可采用固定安装式设计、也可采用插入式设计;

▪ 采用本公司或国内外知名品牌断路器和元件组合成功能单元，具有优良的技术性能，安全可靠;

▪可分别组成各种标准单元模块，供客户任意选用组装;

▪采用区域之间的隔离以及功能单元进线和出线之间的相互隔离，有效的加强安全防护性能;

▪组合装配式结构，框架的全部结构件均用螺丝坚固连接，框架及门、面板均经磷化处理后静电喷塑处理，不喷塑部件全部镀锌并经钝化

处理。能满足各种元件的要求并能符合不同工作环境，达到相应的防护等级;

▪骨架采用钢板，骨架上可带有模数为25mm 的孔，可供各种用途扩展，进线方式有上、下侧进线两种方式;

▪分断能力高、动热稳定性好，电气方案组合灵活方便、实用性强，主要参数达到水平;

▪重置轻，机械强度和装配精度高，外形美观。

▪ Both fixed installation and plug-in designs can be used;

▪ We use our company or well-known domestic and foreign brand circuit breakers and component combinations to successfully assemble functional units, which have excellent technical performance and are safe and reliable;

▪ Various standard unit modules can be formed separately for customers to choose and assemble at will;

▪ Adopting isolation between regions and mutual isolation between incoming and outgoing lines of functional units, effectively enhancing safety protection performance;

▪ Combined assembly structure, all structural components of the frame are firmly connected with screws, and the frame, doors, and panels are treated with phosphating and electrostatic spraying. Non spraying components are all galvanized and passivated. Capable of meeting the requirements of various components and meeting different working environments, achieving corresponding protection levels;

▪ The skeleton is made of high-quality steel plate, which can have holes with a modulus of 25mm on the skeleton, which can be expanded for various purposes. There are two ways to enter the wire: upper and lower;

▪ High breaking capacity, good dynamic and thermal stability, flexible and convenient electrical scheme combination, strong practicality, and main parameters reaching international advanced level;

▪ Light reset, high mechanical strength and assembly accuracy, and beautiful appearance.