GE SR745-W2-P5-G5-HI-A Transformer Protection Relay Module
Technical Specifications
- Power Supply:
- Control voltage range: 90–300 V DC or 70–265 V AC (48–62 Hz).
- Environmental Conditions:
- Operating temperature: -40°C to +60°C (-40°F to +140°F).
- Storage temperature: -40°C to +80°C (-40°F to +176°F).
- Humidity tolerance: Up to 90% relative humidity (non-condensing).
- Protection Functions:
- Differential protection, overcurrent protection, ground fault protection, thermal overload protection, frequency protection, and voltage protection.
Detailed content
- Measurement Accuracy:
- High-precision voltage, current, and power measurement capabilities.
- Communication Interfaces:
- Supports Modbus, IEC 61850, and other industrial protocols.
- RS232 and RS422/485 ports for local and remote monitoring.
- Logic Inputs:
- 16 programmable logic inputs for custom configuration.
- Installation:
- Panel or DIN rail mounting options.
Functional Features
- Multi-Function Protection:
- Combines multiple protection functions in a single module to reduce system complexity.
- High Reliability:
- Designed with redundant power inputs and robust hardware to ensure stable operation in harsh environments.
- User-Friendly Interface:
- Features an intuitive interface for easy configuration and operation.
- Remote Monitoring:
- Enables real-time data transmission and remote control via supported communication protocols.
- Diagnostic Capabilities:
- Built-in self-diagnostics and event logging for quick troubleshooting.
- Modular Design:
- Facilitates easy maintenance and scalability for future upgrades.
Application Scenarios
- Power Systems:
- Protects main transformers in substations and power generation plants.
- Industrial Automation:
- Safeguards large transformers in manufacturing facilities, steel mills, and chemical plants.
- Energy Sector:
- Ensures reliable operation of transformers in oil and gas refineries, renewable energy systems, and mining operations.
- Transportation:
- Used in railway power systems and intelligent traffic management for transformer protection.
- Building Automation:
- Integrates with HVAC and lighting systems in commercial buildings for energy management and safety.