The GE T60 Transformer Protection System is a comprehensive three-phase transformer relay. It safeguards medium and large power transformers with various protection and monitoring functions.

Protection Functions

• Differential Protection: Detects internal faults within transformer windings.
• Overcurrent Protection: Guards against overload conditions.
• Distance Protection: Offers backup protection for faults on transformer feeders.
• Lightning Protection: Shields against lightning strikes.
• Harmonic Monitoring: Monitors harmful harmonic distortion.
• Transformer Health Monitoring: Assesses transformer conditions, including winding insulation resistance and tap position.

Applications

The T60 suits a variety of power applications:

• Autotransformers
• Generator step-up transformers
• Split-phase transformers
• Angle regulating transformers
• Reactors

Its rugged construction and conformal coating make it suitable for harsh environments.

Key Features

• Modular Design: Facilitates easy expansion and upgrades.
• High-Speed Communication: Supports IEC 61850 for fast, reliable data exchange.
• Cybersecurity: Includes role-based access control and data encryption to prevent cyberattacks.
• User-Friendly Interface: Ensures straightforward operation and configuration.

Technical Specifications

• Voltage Rating: Up to 765 kV
• Current Rating: Up to 5,000 A
• Accuracy Class: 0.2
• Operating Temperature Range: -40°C to +85°C
• Humidity Range: 5% to 95% RH
• Dimensions: 19 inches (483 mm) x 8 inches (203 mm) x 11 inches (279 mm)
• Weight: 45 lbs (20 kg)