GE Multilin 469-P5-HI-A20-T

Description

GE Multilin 469-P5-HI-A20-T 技术参数中文介绍

GE Multilin 469-P5-HI-A20-T 是 GE Digital Energy 公司生产的 469 系列电机管理继电器中的一款产品，以下是对其技术参数的详细中文介绍：

一、核心功能与定位

• 产品类型：电机管理继电器，专为中大型电机保护设计，集成测量、控制、保护及通信功能。
• 应用场景：适用于工业电机驱动系统、发电厂、变电站等场景，保障电机稳定运行。

二、电气参数

1. 控制电源
   • 直流输入：90-300VDC
   • 交流输入：70-265VAC（频率范围 48-62Hz）
   • 特点：宽电压范围适应不同电源环境，兼容直流与交流供电，满足工业现场复杂需求。
2. 电流输入
   • CT 次级额定值：5A（相电流输入）
   • 适用场景：适配 5A 电流互感器（CT）次级线圈，适用于常规电机电流监测。

三、显示与交互

• 增强型显示器：
  • 配备大尺寸液晶显示屏（LCD），支持中文菜单及图形化界面。
  • 实时显示电机运行参数（电压、电流、频率等）、故障报警信息及操作日志。
  • 支持背光调节与夜间模式，适应不同光照环境。

四、保护功能

• 过载保护：监测电机电流，防止过载损坏。
• 短路保护：快速切断故障电流，保护设备安全。
• 接地故障保护：检测接地故障，避免触电风险。
• 其他保护：支持欠压、过压、缺相、逆功率、过热等保护功能，全面覆盖电机异常工况。

五、通信与接口

• 通信协议：支持 Modbus RTU/TCP、DNP3、IEC 61850 等工业协议，兼容主流 SCADA/DCS 系统。
• 物理接口：提供 RS485、以太网（可选配光纤接口）、USB 等接口，支持有线/无线通信。
• 数据交互：支持远程监控、参数配置、固件升级及故障录波数据导出。

六、环境适应性

• 工作温度：-40°C 至 +70°C（宽温设计，适应极端环境）。
• 湿度范围：5% 至 95%（无冷凝），适应高湿环境。
• 防护等级：IP30（防尘设计，可定制更高防护等级）。
• 安装方式：支持导轨安装或面板安装，灵活适配不同柜体结构。

七、扩展性与定制化

• I/O 扩展：支持数字量输入/输出（DI/DO）及模拟量输入（AI）模块扩展，满足复杂控制需求。
• 功能定制：提供可编程逻辑（PLC）功能，支持用户自定义保护逻辑与控制策略。
• 软件支持：配套 EnerVista 软件平台，实现参数配置、故障分析、系统调试等全流程管理。

八、其他特性

• 高精度测量：电压/电流测量精度 ≤ ±0.5%，频率测量精度 ≤ ±0.01Hz。
• 抗干扰能力：符合 EMC 标准（IEC 61000-6），适应强电磁干扰环境。
• 安全认证：通过 CE、UL、cUL 等国际认证，保障产品安全性与合规性。

• Introduction to Technical Parameters of GE Multilin 469-P5-HI-A20-T in Chinese

  GE Multilin 469-P5-HI-A20-T is a product in the 469 series motor management relay produced by GE Digital Energy. The following is a detailed introduction to its technical parameters in Chinese:

  1、 Core functions and positioning
  Product type: Motor management relay, designed specifically for the protection of medium and large motors, integrating measurement, control, protection, and communication functions.
  Application scenarios: Suitable for industrial motor drive systems, power plants, substations, and other scenarios to ensure stable operation of motors.
  2、 Electrical parameters
  Control power supply
  DC input: 90-300VDC
  Communication input: 70-265VAC (frequency range 48-62Hz)
  Features: Wide voltage range suitable for different power environments, compatible with DC and AC power supply, meeting the complex needs of industrial sites.
  current input
  CT secondary rated value: 5A (phase current input)
  Applicable scenarios: Suitable for 5A current transformer (CT) secondary coils, suitable for conventional motor current monitoring.
  3、 Display and interaction
  Enhanced Display:
  Equipped with a large-sized liquid crystal display (LCD), supporting Chinese menus and graphical interfaces.
  Real time display of motor operating parameters (voltage, current, frequency, etc.), fault alarm information, and operation logs.
  Support backlight adjustment and night mode to adapt to different lighting environments.
  4、 Protection function
  Overload protection: Monitor motor current to prevent overload damage.
  Short circuit protection: Quickly cut off fault current to protect equipment safety.
  Ground fault protection: detect ground faults to avoid the risk of electric shock.
  Other protections: Supports protection functions such as undervoltage, overvoltage, phase loss, reverse power, overheating, etc., fully covering motor abnormal working conditions.
  5、 Communication and Interface
  Communication protocol: Supports industrial protocols such as Modbus RTU/TCP, DNP3, IEC 61850, and is compatible with mainstream SCADA/DCS systems.
  Physical interface: Provides RS485, Ethernet (optional fiber optic interface), USB and other interfaces, supporting wired/wireless communication.
  Data exchange: supports remote monitoring, parameter configuration, firmware upgrade, and export of fault recording data.
  6、 Environmental adaptability
  Working temperature: -40 ° C to+70 ° C (wide temperature design, suitable for extreme environments).
  Humidity range: 5% to 95% (non condensing), suitable for high humidity environments.
  Protection level: IP30 (dustproof design, higher protection level can be customized).
  Installation method: Supports rail installation or panel installation, flexible adaptation to different cabinet structures.
  7、 Scalability and Customization
  I/O Expansion: Supports digital input/output (DI/DO) and analog input (AI) module expansion to meet complex control requirements.
  Function customization: Provides programmable logic (PLC) functionality, supporting users to customize protection logic and control strategies.
  Software support: Equipped with the EnerVista software platform, it enables full process management such as parameter configuration, fault analysis, and system debugging.
  8、 Other characteristics
  High precision measurement: Voltage/current measurement accuracy is ≤± 0.5%, frequency measurement accuracy is ≤± 0.01Hz.
  Anti interference capability: Complies with EMC standards (IEC 61000-6) and adapts to strong electromagnetic interference environments.
  Safety certification: Through international certifications such as CE, UL, cUL, etc., ensure product safety and compliance.