出口UL认证 APM521 切入式安装 开孔88*88 适用于数据中心场景 模块化 制冷系统

安科瑞 马香霞

1.概述

APM521 网络电力仪表（以下简称仪表）按 IEC 设计，具有全电量测量、电能统计、电能质量分析 事件记录功能及网络通讯等功能，主要用于电网供电质量的综合监控。该系列仪表配有功能丰富的 DI/DO 模块、 AO 模块，可以灵活实现电气回路全电量测量及开关状态监控。

The APM521 network power meter (hereinafter referred to as the meter) is designed according to IEC international standards, featuring fulluantity measurement, energy statistics, power quality analysis, event logging functions, and network communication capabilities. It is primarily used for comprehensive monitoring of poweruality in power grids. This series of meters is equipped with DI/DO modules and AO modules that offer a wealth of functions, allowing for flexible implementation of fulluantity measurement and monitoring of switch statuses in electrical circuits.