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Product Overview

The GE IS200EBRGH2AEB Exciter Bridge Interface Board is part of the EX2100e Excitation Control system.
It supports both new and retrofit steam, gas, and hydro generators.
The system integrates seamlessly with Mark VIe control, Mark VI ICS, LS2100e Static Starter, and HMI, while also supporting DCS integration via ModBus® Ethernet for retrofit applications.

Key Features

• Flexible Configurations: Full static and regulator control for various generator types.
• SCR-Based Systems: Uses Thyristor Silicon-Controlled Rectifiers (42 mm, 53 mm, 77 mm, 100 mm) for static applications.
• PWM Systems: Pulse Width Modulation with IGBTs, outputs up to 35 A or 120 A for regulator applications.
• Supported Applications:
  • Static potential source (up to 8000 A)
  • Static compound source
  • Alterrex® Regulator system
  • Saturable Current Transformers/Power Potential Transformer (SCT/PPT) Regulator
  • Brushless Exciter Regulator
  • DC Rotating Exciter Regulator

Physical Characteristics

• Enclosure: NEMA 1/IP20 or IP21 freestanding indoor metal cabinet, floor-mounted
• Optional Enclosure: NEMA 12/IP54
• Cabinet Dimensions: Vary by SCR size (42 mm, 53 mm, 77 mm, 100 mm)
• Paint: Exterior ANSI®-70 light gray, interior galvanized steel

Electrical & Environmental Specifications

• Ambient Temperature: 0 to 40 °C; derating above 50 °C
• AC Input Voltage:
  • 42 mm: 600 V rms
  • 53/77 mm: 1000 V rms
  • 100 mm: 1400 V rms
• AC Input Frequency: 50/60 Hz
• Nominal Continuous Output:
  • 42 mm: 165 A dc (convection), 465 A dc (fan-cooled)
  • 53 mm: 1000 A dc
  • 77 mm: 2000 A dc
  • 100 mm: 8000 A dc

Safety & Standards

• UL508C: Power Conversion Equipment
• CSA 22.2 No.14: Industrial Control Equipment
• OSHA 29 CFR Part 1910 Subpart S: Electrical Safety
• CE Compliance: EMC Directive 2004/108/EC

EMC Compliance

• EN 55011: ISM equipment emissions
• EN 61000-6-4 & -6-2: Industrial emissions and immunity
• EN 61000-4 series: ESD, radiated RF, conducted RF, fast transient, surge immunity

Low Voltage & IEEE Standards

• Low Voltage Directive 2006/95/EC: EN 50178 for power installations
• IEEE Standards: 421.1, 421.2, 421.3, 421.4, 421.5 for excitation systems

Seismic Compliance

• IBC 2006 / UBC: Seismic Code Section 2312 Zone 4

The IS200EBRGH2AEB board enables reliable and precise excitation control for high-performance generator systems, supporting retrofit and new installations with full integration to GE Mark VIe control environments.

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