MIFIIPI55E00HI00 GE DCS digital feeder/motor protection

• Brand
  GE
• Model
  MIFIIPI55E00HI00
• Product Name
  Multilin MIF II Digital Feeder Protection Relay
• Country of Origin
  United States
• HS Code
  85364900
• Dimensions
  100mm×50mm×30mm
• Weight
  0.8kg
• Operating Temperature
  -40°C to +70°C
• Storage Temperature
  -50°C to +85°C
• Power Supply
  250VAC
• Warranty
  12 month
• Product Status
  New and original

GE MIFIIPI55E00HI00 Product Introduction and Technical Specifications

Electrical Input & Output Parameters

Rated Input Voltage: 250VAC standard industrial power supply voltage, adapting to conventional power distribution system power supply specifications

Rated Working Current: 10A rated contact current, meeting the load control requirements of mainstream power distribution breakers and auxiliary equipment

Signal Input: Supports three-phase voltage and three-phase current analog signal input, compatible with standard power transformer secondary signals, realizing full-range power parameter collection

Switching Output: Equipped with multiple programmable relay contact outputs, supporting circuit breaker tripping, closing and fault signal output linkage

Communication Interface: Built-in standard Modbus communication interface, realizing real-time data transmission and remote interaction with upper monitoring systems

Contact Specification: Supports up to 64-channel single-pole single-throw contact configuration, with flexible and expandable signal control capabilities

Product Characteristics

This GE digital feeder relay has outstanding industrial power-grade operating characteristics. It adopts high-precision digital signal processing chips and industrial-grade electronic components, ensuring long-term stable operation and high-accuracy data collection. The integrated anti-electromagnetic interference design can resist strong electromagnetic interference in power plant and substation environments, avoiding protection misoperation and signal distortion. The compact modular integrated structure realizes highly integrated protection, monitoring and communication functions, saving installation space. It features excellent environmental adaptability, with ultra-wide temperature resistance and moisture resistance, adapting to harsh industrial power distribution working conditions. The built-in multi-level fault judgment algorithm ensures fast and accurate fault response with high protection sensitivity and reliability. All circuits adopt anti-aging and anti-corrosion design, with strong mechanical stability and vibration resistance, suitable for long-term 24-hour uninterrupted operation of power systems.

Product Advantages

In terms of performance advantages, the multi-dimensional comprehensive protection mechanism covers all common feeder faults, effectively improving the safety and stability of power distribution systems. High-precision power parameter measurement and harmonic monitoring capabilities realize refined power quality management. Fast fault response and automatic recloser functions minimize power outage time and reduce production loss caused by power faults. In terms of application advantages, the flexible programmable configuration mode adapts to different voltage levels and feeder operation modes, meeting personalized protection demands of various power distribution systems. The standard Modbus communication protocol ensures seamless docking with mainstream power monitoring and SCADA systems, with strong system compatibility. The lightweight and compact structure simplifies on-site installation and wiring, and the humanized configuration software reduces debugging difficulty. In terms of cost advantages, the highly integrated design reduces the need for multiple discrete protection devices, lowering overall system procurement costs. Ultra-low failure rate and long service life greatly reduce later maintenance, calibration and replacement costs, improving the long-term economic operation efficiency of power distribution systems.

Application Cases & Scenarios

The GE MIFIIPI55E00HI00 digital feeder relay is widely used in protection and monitoring of medium and low-voltage power distribution feeders in various industries. In electric power industry, it is applied to urban and rural distribution substations, serving as core protection equipment for overhead lines and cable feeders to ensure safe operation of public power grids. In petrochemical, metallurgy and mining industries, it protects high-power industrial power distribution feeders, preventing equipment burnout and production shutdown caused by power faults. In manufacturing industrial parks and automated production lines, it realizes real-time monitoring and fault protection of factory power distribution systems, guaranteeing continuous and stable power supply for automated equipment. In commercial buildings, hospitals and school power distribution systems, it provides reliable power safety protection and power quality monitoring for public power consumption equipment. In addition, it is also applicable to new energy power distribution scenarios such as photovoltaic power stations and wind power booster stations, realizing feeder protection and intelligent monitoring for distributed power generation systems, and is a universal and high-reliability core device in modern intelligent power distribution systems.

Core Functions

The GE MIFIIPI55E00HI00 relay integrates comprehensive power protection, monitoring and control core functions to meet full-scenario power distribution operation demands. It provides complete three-phase overcurrent protection, ground fault protection and neutral overload protection, which can quickly identify and isolate power feeder short-circuit, overload and grounding faults to avoid equipment damage and power grid accidents. It supports real-time power quality monitoring, including harmonic distortion detection and power factor monitoring, helping operators grasp the operating status of power grid in real time. Equipped with precise demand metering function, it can accurately record power consumption data for energy statistics and management. The device integrates intelligent breaker control and automatic recloser functions, supporting remote and local opening and closing control of circuit breakers and automatic fault recovery operations. It has powerful event recording and fault logging functions, automatically recording fault time, fault type and operating parameters to facilitate post-fault analysis and troubleshooting. In addition, it supports offline and online parameter configuration via GE Multilin UniLink software, realizing flexible function debugging and personalized scheme setting for different power distribution scenarios.