GE IS200ESYSH1AAA

Product Overview: A core system interface board for GE’s EX2100e Excitation Control and Mark VI Speedtronic turbine control systems, serving as the central hub for customer I/O, voltage/current measurement, and protection relay interfacing. It integrates isolation transformers for PT/CT inputs, analog/digital I/O circuits, trip relay outputs, and backplane communication interfaces. The board connects to HSSL/HSLA daughter terminal boards via six sub-D pin connectors, providing terminal access for field wiring. Conformal coating ensures reliability in harsh industrial environments, while hot-swappable design minimizes maintenance downtime.

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Description
  • Technical Specifications – Voltage/Current Measurement: Two three-phase PT voltage inputs (60V–120V AC nominal); two CT current inputs (5A nominal, 20A peak); isolation transformers for voltage/current signal conditioning
  • Technical Specifications – Analog I/O: 8× 4–20mA analog inputs (12-bit resolution); 4× ±10V analog inputs (14-bit resolution); 4× 4–20mA analog outputs (12-bit resolution, 500Ω max load)
  • Technical Specifications – Digital I/O: 16× digital inputs (24VDC, sinking/sourcing); 8× digital outputs (24VDC, 2A max per channel); 2× trip relay outputs (250VAC/30VDC, 5A max, fail-safe normally open)
  • Technical Specifications – Communication: ISBus (5 Mbps) for backplane inter-module communication; 1× RS-485 serial port for diagnostic tools; 6× sub-D pin connectors for daughter board interface
  • Technical Specifications – Power Requirements: +5V DC (1.2A max) from backplane; +24V DC (0.8A max) for digital I/O and relay coils; 1500VAC isolation between field and logic circuits
  • Technical Specifications – Physical & Environmental: Conformal coated 6-layer PCB; 250mm×200mm×40mm dimensions; 1.8kg weight; operating temperature -40°C to 70°C; storage temperature -55°C to 85°C; 5%–95% non-condensing humidity
  • Technical Specifications – Safety & Compliance: CE, UL 508 compliant; IEC 61010-1 certified; IEC 61326-1 EMC compliant for industrial electromagnetic immunity

  • Functional Features – PT/CT Signal Isolation: Isolation transformers eliminate ground loops and protect logic circuits from high-voltage transients; support two independent three-phase voltage and current measurement channels
  • Functional Features – Multi-Protocol I/O Handling: 4–20mA/±10V analog I/O for process monitoring; 24VDC digital I/O for control interlocks; two trip relays for customer lockout devices with manual reset capability
  • Functional Features – Daughter Board Integration: Six sub-D connectors interface with HSSL/HSLA terminal boards; provides terminal strips for field wiring; simplifies I/O expansion and system configuration
  • Functional Features – Hot-Swappable Design: Supports online replacement without system shutdown; minimizes downtime during maintenance or module failure
  • Functional Features – Comprehensive Diagnostics: LED indicators for power, communication, and I/O status; fault logging of overvoltage/overcurrent events; real-time monitoring of isolation transformer health
  • Functional Features – Conformal Coating: Protects PCB from dust, moisture, and chemical contaminants; extends service life in power plant, offshore, and heavy industrial settings
  • Functional Features – Backplane Communication: ISBus enables real-time data exchange with DSP, power supply, and protection modules; ensures deterministic control loop execution

  • Application Scenarios – EX2100e Excitation Control: Interfaces with generator PT/CT for voltage/current measurement; executes field breaker control via digital outputs; drives trip relays for overexcitation/underexcitation protection
  • Application Scenarios – Gas Turbine Control: Connects to IGV positioners, fuel flow meters, and exhaust temperature sensors; provides analog feedback for speed/load regulation; interfaces with fire protection systems via trip relays
  • Application Scenarios – Steam Turbine Regulation: Monitors steam pressure/temperature via analog inputs; controls governor valve actuators via digital outputs; triggers emergency shutdown on overspeed/overtemperature
  • Application Scenarios – Hydro Turbine Systems: Interfaces with guide vane position sensors and wicket gate actuators; supports reactive power control via analog I/O; integrates with grid synchronization systems
  • Application Scenarios – Marine Propulsion: Manages shipboard generator excitation I/O; interfaces with propulsion control systems for load sharing; provides protection against overvoltage/overcurrent events
  • Application Scenarios – Industrial Power Generation: Works with Mark VI/VIe turbine control systems; connects to SCADA/DCS for remote monitoring; enables predictive maintenance via diagnostic data
  • Application Scenarios – Power Plant BOP: Controls boiler feedwater pumps, air preheaters, and flue gas dampers; integrates with BOP monitoring systems for plant efficiency optimization
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