安科瑞直流电表在新加坡光伏系统中的应用

 ACREL DC energy meter Application in PV system in Singapore

摘要：本文介绍了安科瑞直流电表在新加坡光伏系统中的应用。主要用于光伏系统中的电流电压电能的计量，配合分流器对发电量进行计量。

Abstract: This article introduces the application of Acrel DC meters in  PV system in Indonesia.The device is measuring current,voltage and energy together with shunt.

1.项目概述：

Project Overview

该公司位于新加坡，是该国一家光伏系统安装服务公司。主要使用了直流电表DJSF1352-RN和分流器，用于光伏系统电流电压的监测计量。

This company is located in Singapore and is the Photovoltaic system installation services company in Singapore. Mainly used DC energy meter DJSF1352-RN and shunt, used to measure and monitor current and voltage in PV system.

2.DJSF1352-RN系列直流电能表的介绍

 DJSF1352-RN Series DC Energy Meters

DJSF1352-RN系列直流电能表是针对直流屏、太阳能供电、电信基站、充电桩等应用场合而设计的，该系列仪表可测量直流系统中的电压、电流、功率、正向与反向电能。既可用于本地显示，又能与工控设备、计算机连接，组成测控系统。同时它具有多种外围接口功能可供用户选择：带有RS-485通讯接口，采用Modbus-RTU协议；可带继电器报警输出、开关量输入/输出。根据不同要求，通过仪表面板按键，对变比、通讯进行设置与控制。

产品符合 Q/GDW1825-2013《直流电能表技术规范》、GB/T29318-2012《电动汽车非车载充电电能计量》、Q/GDW364-2009《单相智能电能表技术规范》等标准的相关技术要求。

DJSF1352-RN series intelligent DC energy meter is designed for applications such as DC panels, solar power,telecommunications base stations, and charging posts. This series of instruments can measure voltage, current, power,forward and reverse power in DC system. It can be used for local display, and connected with industrial control

equipment, computers, form a measurement and control system. And it has a variety of external excuse functions for the user to choose: RS485 communication interface, Modbus-RTU protocol, relay alarm output, digital input/output. According to different requirements, through the instrument panel keys, you can set the ratio, communication parameters.

The product meets the relevant technical requirements of the standard Q/GDW1825-2013 DC power meter specification，GB/T29318-2012 Non-vehicle charging electric energy metering for electric vehicles，Q/GDW364-2009 Single-phase energy meter

specification. 

3.技术参数

Technical data