Microcomputer-based Integrated Protection and Control Device

XJ Electric PAC-8296 is a comprehensive protection, measurement, and control device. Below are its detailed specifications:

Scope of Application

Suitable for 35kV and below distribution network systems in industries such as power, petrochemical, steel, and metallurgy. It covers various equipment bays including lines, bus-ties, capacitors, transformers, reactors, motors, as well as anti-islanding detection in the field of renewable energy.

Product Models and Applicable Scenarios

· PAC-8296AL - Line: Suitable for line bays at voltage levels of 35kV and below.

· PAC-8296AB - Bus-tie: Suitable for sectionalizing bays at voltage levels of 35kV and below.

· PAC-8296AC - Capacitor: Suitable for capacitor bays at voltage levels of 35kV and below.

· PAC-8296BT - Transformer: Suitable for station service transformers, plant service transformers, and grounding transformer bays at voltage levels of 35kV and below.

· PAC-8296BC - Capacitor: Suitable for capacitor bays at voltage levels of 35kV and below.

· PAC-8296BR - Reactor: Suitable for reactor bays at voltage levels of 35kV and below.

· PAC-8296BM - Motor: Suitable for general motors at voltage levels of 10kV and below.

· PAC-8296CA - Anti-islanding: Suitable for the renewable energy sector, capable of timely detecting unintended islanding phenomena, stopping power supply to loads, and ensuring personal and equipment safety.

Product Features

· High Software Reliability: Utilizes XJ Electric's proprietary "VLD" visual logic development tool.

· Transparent Fault Analysis: Equipped with offline logic simulation functionality.

· Strong Anti-interference Capability: The device adopts a fully enclosed chassis with strict separation of strong and weak currents, and comprehensive hardware self-checking.

· User-friendly Interface: Features a full Chinese Windows-like menu mode with clear structure and ease of use.

· Comprehensive Communication Functions: Provides high-speed 485 and Ethernet communication interfaces, with an integrated rich protocol library enabling network printing functionality.

· Simple Installation and Debugging: Complete software and hardware self-check functions and non-adjustable circuit design.

· Excellent Electromagnetic Compatibility: High-standard electromagnetic compatibility performance with a sealed chassis design, having passed Level 4 electromagnetic compatibility tests.

Technical Parameters

· Environmental Conditions:

· Operating Temperature: -25℃ to +55℃

· Storage Temperature Range: -25℃ to +55℃

· Transport Temperature Range: -40℃ to +70℃

· Atmospheric Pressure: 80kPa to 110kPa

· Relative Humidity Range: 5% to 95%

· Electrical Characteristics:

· Auxiliary Power Supply: Rated voltage DC/AC220V, DC110V, allowable deviation -20% to +15%, ripple coefficient not exceeding 5% of the rated voltage.

· AC Voltage: 100V

· AC Current: *** or 1A

· Rated Frequency: 50Hz

· Protection Function Parameters: Equipped with various protection functions such as overcurrent, instantaneous overcurrent, overvoltage, undervoltage, and ground fault protection. Specific parameters can be set according to different application scenarios and equipment requirements.

· Measurement and Control Function Parameters: Capable of real-time measurement of electrical parameters such as voltage, current, power, and frequency with high measurement accuracy.

· Operation Time Parameters: Protection operation time is fast and accurate, generally within tens of milliseconds.