BWG光伏并网柜

概述 Overview

BWG 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，并提供二级防雷保护，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。

BWG photovoltaic grid connected cabinet is an important part to undertake centralized inverter and step-up transformer or AC combiner box and step-up transformer. The incoming line of this photovoltaic grid connected cabinet adopts circuit breaker input or direct input, and the output adopts circuit breaker or load disconnector. The bus is connected by galvanized or purified bus, and secondary lightning protection is provided. The maximum rated voltage of the system is AC690V, and the protection grade is IP40 indoor and IP65 outdoor; For secondary measurement and control cables, the current is more than 2.5mm2, the voltage is more than 1.5mm2, the control is more than 1.0mm2, the measurement current transformer is a current transformer of class 0.5, and the metering transformer is a current transformer of class 0.2S. Relevant functions can also be added according to customer requirements. This product adopts professional electrical design and component selection, which makes the internal structure of the cabinet safe, simple, beautiful, convenient for field wiring and maintenance, and ensures long-term stable operation of the equipment.

功能及特点Functions and features

▪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紧固连接，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，主要参数达到高水平;

▪ 重量轻，机械强度和装配精度高，外形美观。

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

▪ Adopting our company's or well-known domestic and foreign brand circuit breakers and component combinations to form a functional unit with excellent technical performance, safety and reliability;

▪ Can be assembled into various standard unit modules for customers to choose and assemble at will;

▪ Adopting isolation between regions and mutual isolation between functional unit incoming and outgoing lines effectively enhances safety protection performance;

▪ Combination assembly structure, all structural components of the frame are fastened and connected with screws, and the frame, doors, and panels are treated with phosphating and electrostatic spraying. Non spraying parts are all galvanized and passivated. Can meet the requirements of various components and adapt to different working environments, achieving the corresponding protection level;

▪ The skeleton is made of high-quality steel plate and can have holes with a module of 25mm, 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;

▪ Lightweight, high mechanical strength and assembly accuracy, beautiful appearance.