SR745-W2-P1-G1-HI-A-L-R-E 变压器保护继电器

SR745-W2-P1-G1-HI-A-L-R-E 变压器保护继电器

SR745-W2-P1-G1-HI-A-L-R-E 是 GE Multilin 制造的三相四线制变压器保护继电器，具有扩展功能。它属于 SR745 继电器系列，设计用于在各种应用中对电力变压器进行全面保护、控制和监控。型号末尾的“E”表示存在增强功能，例如：
谐波约束：自适应谐波约束算法可减轻非基波谐波的影响，防止因波形失真而导致的误跳闸。
高 级电压保护：增强的电压保护功能，包括过压、欠压和三次谐波电压保护，可保护变压器免受电压相关干扰。
灵活的通信选项：支持更广泛的通信协议，包括 IEC 61850 GOOSE（通用面向对象变电站事件）消息传递，可实现与现代变电站自动化系统的无缝集成。
扩展事件和故障记录：提供更全面的事件和故障记录能力，捕获详细数据，进行深入分析和故障排除。
网络安全增强功能：集成网络安全功能，以保护继电器免受未经授权的访问和网络攻击。
主要特点：
全面的变压器保护：提供广泛的变压器保护功能，包括差动保护、过流保护、过压保护、Buchholz 保护和频率保护。
先进的变压器控制：提供负载抽头更换、电压调节、并联运行控制等控制能力，确保变压器的zui佳运行和系统稳定性。
详细监控和诊断：持续监控变压器参数，如电压、电流、功率和运行条件，生成详细的诊断信息，用于故障检测、性能优化和预测性维护。
用户友好的界面：具有用户友好的界面，便于配置、监控和控制继电器。
坚固的结构：采用坚固的结构建造，可承受恶劣的环境条件，确保在工业环境中可靠运行。
应用：
电力变压器保护：保护电力变压器免受各种电气故障、干扰和异常运行条件的影响，确保其安全可靠运行。
变压器控制与管理：管理变压器运行，包括负载抽头更换、电压调节和并联运行控制，以优化配电、保持系统稳定性并提高整体电网效率。
变压器监控和诊断：持续监控变压器参数，提供有关变压器状态和性能的实时数据，从而实现故障检测、性能优化、预测性维护和变压器相关问题的根本原因分析。
数据采集和集成：为SCADA和控制系统提供有关变压器状态和性能的实时数据，实现远程监控、控制以及与高 级电网管理系统的集成。
网络安全保护：保护继电器免受未经授权的访问、网络攻击和数据操纵，确保关键电力基础设施中变压器保护和控制功能的完整性和可靠性。
好处：
增强的变压器保护和可靠性：全面的保护功能、先进的谐波抑制和增强的电压保护可保护变压器免受各种电气危害，确保其长期可靠性。
改进变压器控制和效率：先进的控制功能，包括灵活的负载抽头变化和电压调节，优化变压器运行，zui大限度地降低损耗，并提高整体电网效率。
用于预测性维护的全面监控和诊断：详细的监控、高 级诊断和扩展的事件记录提供了对变压器运行状况和性能的宝贵见解，从而支持预测性维护策略，以防止计划外停机。
无缝集成和高 级通信选项：支持各种通信协议，包括 IEC 61850 GOOSE 消息传递，可实现与现代变电站自动化系统的无缝集成，并促进高 级电网管理应用的实时数据交换。

SR745-W2-P1-G1-HI-A-L-R-E 变压器保护继电器

The SR745-W2-P1-G1-HI-A-L-R-E is a three-phase, four-wire transformer protection relay manufactured by GE Multilin with extended functionality. It belongs to the SR745 relay family and is designed to provide comprehensive protection, control and monitoring of power transformers in a variety of applications. An "E" at the end of the model indicates the presence of enhanced features, such as:
Harmonic constraint: Adaptive harmonic constraint algorithm can reduce the influence of non-fundamental harmonics and prevent false tripping caused by waveform distortion.
Advanced Voltage protection: Enhanced voltage protection, including overvoltage, undervoltage, and third harmonic voltage protection, protects transformers from voltage-related interference.
Flexible communication options: Support for a wider range of communication protocols, including IEC 61850 GOOSE (Common Object-Oriented Substation Event) messaging for seamless integration with modern substation automation systems.
Extended Event and fault logging: Provides more comprehensive event and fault logging capabilities to capture detailed data for in-depth analysis and troubleshooting.
Network Security Enhancements: Integrate network security features to protect relays from unauthorized access and cyber attacks.
Main features:
Comprehensive transformer protection: Offers a wide range of transformer protection features, including differential protection, overcurrent protection, overvoltage protection, Buchholz protection, and frequency protection.
Advanced transformer control: provides load tap replacement, voltage regulation, parallel operation control and other control capabilities to ensure optimal transformer operation and system stability.
Detailed Monitoring and Diagnostics: Continuously monitor transformer parameters such as voltage, current, power, and operating conditions to generate detailed diagnostic information for fault detection, performance optimization, and predictive maintenance.
User-friendly interface: User-friendly interface for easy configuration, monitoring and control of relays.
Robust construction: Built with a robust structure that can withstand harsh environmental conditions and ensure reliable operation in industrial environments.
Applications:
Power transformer protection: Protect power transformers from various electrical faults, interference and abnormal operating conditions to ensure safe and reliable operation.
Transformer Control and Management: Manage transformer operation, including load tap replacement, voltage regulation, and parallel operation control, to optimize distribution, maintain system stability, and improve overall grid efficiency.
Transformer Monitoring and diagnostics: Continuously monitor transformer parameters to provide real-time data on transformer status and performance for fault detection, performance optimization, predictive maintenance, and root cause analysis of transformer-related problems.
Data acquisition and integration: Provides SCADA and control systems with real-time data on transformer status and performance for remote monitoring, control, and integration with advanced grid management systems.
Cybersecurity protection: Protect relays from unauthorized access, cyberattacks, and data manipulation to ensure the integrity and reliability of transformer protection and control functions in critical power infrastructure.
Benefits:
Enhanced transformer protection and reliability: Comprehensive protection features, advanced harmonic suppression and enhanced voltage protection protect transformers from various electrical hazards and ensure their long-term reliability.
Improved transformer control and efficiency: Advanced control features, including flexible load tap changes and voltage regulation, optimize transformer operation, minimize losses, and improve overall grid efficiency.
Comprehensive monitoring and diagnostics for Predictive maintenance: Detailed monitoring, advanced diagnostics, and extended event logging provide valuable insights into transformer health and performance to support predictive maintenance strategies to prevent unplanned outages.
Seamless integration and advanced communication options: Support for a variety of communication protocols, including IEC 61850 GOOSE messaging, enables seamless integration with modern substation automation systems and facilitates real-time data exchange for advanced grid management applications.

SR745-W2-P1-G1-HI-A-L-R-E 变压器保护继电器