GE IS200TRPAH2AHE – Trip Relay & Protection Assembly Module

Overview

The GE IS200TRPAH2AHE is a high-reliability Trip Relay Protection Assembly module used within GE Mark VI and Mark VIe turbine control systems. Designed to execute fast, dependable trip actions and manage relay logic for gas, steam, and industrial turbine applications, this module ensures maximum safety, precise signal handling, and long-term operational stability. Engineered for heavy-duty industrial environments, it is a core component in many mission-critical protection architectures.

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Architecture & Internal Design

The IS200TRPAH2AHE employs a rugged PCB structure and professional-grade relay circuitry. Its design includes:

• High-speed protective relays for immediate trip response

• Electrically isolated channels improving safety and signal clarity

• Dedicated relay drivers with stable triggering characteristics

• Shielded high-voltage pathways minimizing interference

• Industrial-grade soldering and layered PCB design for durability

• Mechanical reinforcement to withstand heat, vibration, and long-term operational cycles

Together, these elements ensure highly reliable trip execution in demanding turbine and process environments.

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Technical Specifications

Parameter	Description
Model	IS200TRPAH2AHE
Module Type	Trip Relay / Protection Assembly
System Compatibility	GE Mark VI / Mark VIe control systems
Trip Channels	Multiple relay outputs (H2A configuration)
Signal Isolation	Galvanic isolation between control and field circuits
Power Source	Via system backplane
Operating Temperature	0°C to +60°C
Mounting	Eurocard-style rack insertion
Protection	Surge suppression, EMI shielding
Indicators	Relay/Status LEDs (varies by implementation)

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Key Features

• Ultra-fast relay reaction time for critical trip events

• High signal integrity, ensuring accurate decision-making by the turbine controller

• Robust isolation and surge protection for enhanced field safety

• Long-life electromechanical components, optimized for continuous operation

• Secure backplane communication with stable GE system bus connections

• Fault-tolerant architecture, supporting safe turbine shutdown processes

• Designed for harsh industrial conditions, including high vibration and electrical noise

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Application Fields

The GE IS200TRPAH2AHE is commonly deployed in:

• Gas and steam turbine safety systems

• Industrial turbine shutdown sequences

• Power plant trip logic circuits

• Petrochemical and refinery process safety functions

• Compressor and pump protection systems

• High-reliability control and supervision networks

• Emergency shutdown (ESD) and safety instrumented systems (SIS)

Its role is crucial wherever fast and error-free trip commands are required.

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Installation Instructions

1. Power down the control rack before inserting or removing the module.

2. Slide the IS200TRPAH2AHE into the designated Mark VI/VIe rack slot along the guide rails.

3. Ensure the backplane connector is fully seated to guarantee signal integrity.

4. Secure the module using the appropriate locking hardware.

5. Reapply power and confirm proper system recognition through GE software tools.

6. Perform a relay output test to validate correct wiring and response times.

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Maintenance & Service Recommendations

• Check mechanical seating periodically, especially in vibration-prone turbine enclosures.

• Inspect LED indicators and system logs for early trip anomalies.

• Keep the module free from dust, oil vapor, and moisture.

• Verify tightness and integrity of field wiring connected to relay outputs.

• Replace only with genuine GE parts to maintain safety certification.

• Perform routine relay testing to confirm response accuracy.

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Additional Notes

Built with GE’s stringent engineering standards, the IS200TRPAH2AHE offers dependable safety performance, rapid trip operation, and exceptional durability. Its precision and reliability make it a foundational component in turbine protection systems across power, petrochemical, and heavy industrial sectors.