GE IS200EHPAG1DAB Exciter Gate Pulse Amplifier Board

Description

The GE IS200EHPAG1DAB is a Gate Pulse Amplifier Board used in EX2100 excitation control systems. It amplifies and distributes gate firing pulses to six Silicon Controlled Rectifiers (SCRs), ensuring precise switching and system protection.

Specifications

• Model: IS200EHPAG1DAB
• System: GE EX2100 Excitation Control
• Function: Amplifies gate commands from ESEL board
• SCR Channels: Controls 6 SCRs
• Power Input: 125 VDC nominal (from EPDM)
• Cooling Monitoring: Detects fan rotation and airflow adequacy
• Thermal Monitoring:
  • Alarm at 76°C (170°F)
  • Trip at 87°C (190°F)
• Dimensions: 17.5 cm × 8 cm × 4.62 cm
• Weight: 0.4 kg
• Mounting: Rack-mounted in EX2100 control system
• Warranty: 1 year
  

Features

• Precise SCR Control: Ensures accurate gate pulse delivery for stable excitation
• Thermal Protection: Monitors heat sink temperature with alarm and trip thresholds
• Airflow Detection: Built-in sensors verify cooling fan operation
• Fault Monitoring: Tracks SCR conduction and system health
• Modular Integration: Interfaces seamlessly with ESEL and EPDM boards
• Visual Indicators: LED status lights for power, gate commands, and fault conditions
• Industrial Reliability: Designed for high-performance turbine and generator systems