The G650 is a Distributed Generation Protection and Control Relay designed for complete protection of small to medium sized generators as well as operate as a control system for distributed generation interconnections. The G650 provides a cost effective and scalable solution that allows for tailoring your protection, communications, and I/O requirements to meet the needs of your specific application.

• Ideal for Distributed Generator Applications

  • All required protection features for small to medium sized generators
  • Configurable logic for creating customized generator control schemes
• Cost Effective and Scalable Solution

  • Basic and Enhanced Protection Options
  • Alphanumeric and Graphical User Interfaces
  • Multiple Communication options available
• Industry Leading Fault Recording Capability

  • Large capacity Sequence of Event Recording
  • High Sample Waveform Fault recording (64 samples/cycle)
  • Long term Data Logger recording
• Most features available in the Distributed Generation Protection market segment

  • Programmable Control Logic
  • Ethernet Communications
  • High End Fault Recording

• Protection of small to medium sized Induction or Synchronous Generators
• Standalone or component in automated substation control system
• Distributed generation and interconnection protection, management, and control where programmable logic is a requirement to interact with prime mover control systems

• Basic Options

  • Phase, Neutral, Ground and Negative Sequence TOC and IOC
  • Neutral and Ground Directional Overcurrent
  • Voltage Restraint Overcurrent
  • Phase Under and Overvoltage, Neutral and Ground Overvoltage
  • Directional Power
  • Under and Overfrequency, and Frequency Rate of Change
  • Generator Thermal Model
  • Generator Current unbalance
  • Loss of Excitation
  • Inadvertent Generator Energization
• Enhanced Options

  • Sensitive Ground Overcurrent
  • Volts/Hz
  • Power Factor limiting
  • Vector surge loss of mains detection
  • Breaker Failure
  • VT Fuse failure
  • Restricted Ground Fault

• Current, Voltage, Power, Power Factor, Frequency, Demand Metering
• Breaker Condition Monitoring
• Event Recorder - 479 Events
• High resolution Oscillography and Data Logger
• Configurable graphical HMI interface
• Alarm Panel

• Backlit alphanumerical display or optional graphical panel
• RS232 & RS485 ports - up to 115,200 bps
• Ethernet ports - redundant 10/100BaseTX copper and redundant 100BaseFX Fiber
• Multiple protocols - ModBus(TM) RTU and TCP/IP, DNP 3.0, HTTP, TFTP and IEC 61870-5-104
• EnerVista software - an industry leading suite of software tools that simplifies every aspect of working with GE Multilin devices