描述
ABB PU517是一款高性能电源保护器，专为工业自动化和电力系统设计，具备高可靠性与多功能保护特性。以下是其核心功能与技术特点的综合概述：
一、核心功能与技术特点
数字技术与高精度保护
-采用数字控制技术，实现电流保护、过压保护、欠压保护、短路保护等多重功能，响应速度<10ms，精准保障设备安全。
-支持灵活配置保护参数，适应不同工业场景需求。
宽范围兼容性
-适用于380V/50Hz、690V/60Hz等电压等级，兼容发电机、电动机及变频器等设备。
-兼容ABB、GE、西门子等主流工业控制系统，支持Modbus、PROFIBUS等通信协议。
环境适应性
-工作温度范围-40°C至+70°C，防护等级IP65，抗振动与电磁干扰能力符合IEC 60068标准。
-适用于发电厂、变电站、输电线路等严苛工业环境。
二、典型应用场景
电力系统
-发电厂：保护发电机启动/停机过程中的瞬态冲击，稳定电网电压。
-输电线路：监测线路过载与短路故障，触发快速断路器动作。
-变电站：配合继电保护装置，提升系统整体可靠性。
工业自动化
-钢铁工业：保护高炉鼓风机、轧钢机等设备的电源系统。
-玻璃工业：稳定熔窑加热系统的供电，避免温度波动影响产品质量。
-工程机械：保护液压泵、电机等关键部件，延长设备寿命。
特殊领域
-游乐设施：例如旋转木马控制系统，通过变频器与PU517协同工作，实现速度调节与过载保护。
-核能实验装置：为高精度实验设备提供稳定电源，确保数据采集与控制准确性。
三、技术优势
快速响应：数字采样频率≥1kHz，瞬时故障检测与隔离能力优于传统继电器。
智能诊断：支持远程故障日志上传，结合HMI界面实现可视化维护。
模块化设计：可扩展至多回路保护，兼容ABB AC 800M等控制系统。
PU515A 3BSE032401R1
PU515A 3BSE032401R1
ABB PU517 is a high-performance power protector designed for industrial automation and power systems,with high reliability and multi-functional protection features.The following is a comprehensive overview of its core functions and technical features:
I.Core functions and technical features
Digital technology and high-precision protection
-Adopting digital control technology,it realizes multiple functions such as current protection,overvoltage protection,undervoltage protection,short-circuit protection,etc.,with a response speed of<10ms,accurately ensuring equipment safety.
-Supports flexible configuration of protection parameters to meet the needs of different industrial scenarios.
Wide range compatibility
-Applicable to voltage levels such as 380V/50Hz,690V/60Hz,compatible with generators,motors,inverters and other equipment.
-Compatible with mainstream industrial control systems such as ABB,GE,Siemens,etc.,and supports communication protocols such as Modbus and PROFIBUS.
Environmental adaptability
-Operating temperature range-40°C to+70°C,protection level IP65,vibration and electromagnetic interference resistance in accordance with IEC 60068 standards.
-Suitable for harsh industrial environments such as power plants,substations,and transmission lines.
2.Typical application scenarios
Power system
-Power plant:protect the transient impact during the start/stop process of the generator and stabilize the grid voltage.
-Transmission line:monitor line overload and short-circuit faults,trigger the action of fast circuit breakers.
-Substation:cooperate with relay protection devices to improve the overall reliability of the system.
Industrial automation
-Iron and steel industry:protect the power supply system of blast furnace blowers,rolling mills and other equipment.
-Glass industry:stabilize the power supply of the melting furnace heating system to avoid temperature fluctuations affecting product quality.
-Engineering machinery:protect key components such as hydraulic pumps and motors to extend the life of equipment.
Special fields
-Amusement facilities:For example,the carousel control system,through the inverter and PU517 work together to achieve speed regulation and overload protection.
-Nuclear energy experimental device:provide a stable power supply for high-precision experimental equipment to ensure data acquisition and control accuracy.
3.Technical advantages
Fast response:digital sampling frequency≥1kHz,instantaneous fault detection and isolation capabilities are better than traditional relays.
Intelligent diagnosis:supports remote fault log upload,combined with HMI interface to achieve visual maintenance.
Modular design:can be expanded to multiple circuit protection,compatible with ABB AC 800M and other control systems.
