GE IS200EHPAG1DCB High-voltage Gate Pulse Amplifier Board

Description

The GE IS200EHPAG1DCB is a high-voltage Gate Pulse Amplifier Board used in EX2100 excitation control systems. It amplifies gate firing signals to control up to six SCRs, ensuring precise timing and safe generator excitation in high-power industrial environments.

Specifications

• Model: IS200EHPAG1DCB
• Board Type: HV Pulse Amplifier
• SCR Control: Drives up to 6 isolated gate channels
• Power Supply:
  • 24 VDC nominal (10–30 VDC input range)
  • 125 VDC from EPDM for internal circuits
• Power Consumption: Approx. 8 W (varies by load)
• Communication Interfaces: RS-232, RS-485, Modbus RTU/ASCII
• EMI Resistance: High, suitable for rugged environments
• Operating Temperature: –40°C to +70°C
• Dimensions: 16 cm × 16 cm × 12 cm
• Weight: 0.8 kg

Features

• Precise SCR Firing: Amplifies gate pulses from ESEL logic board for accurate control
• Thermal Monitoring: Tracks heat sink temperature with alarm and trip thresholds
• Airflow Detection: Ensures cooling fan operation and system safety
• Fault Diagnostics: Includes gate status feedback and fault latch/reset functions
• Robust Isolation: >2500 V RMS isolation between control and power sides
• Modular Integration: Mounts in power conversion cabinet, interfaces with EMIO and ESEL boards
• Industrial Reliability: Designed for continuous operation in demanding turbine and generator systems