GE IS200TREAH1ACC Trip Emergency Termination Board

Overview
The IS200TREAH1ACC is an emergency trip terminal board within the GE Mark VIe series of turbine control systems. As a core I/O component, it is specifically engineered for turbine control applications in the power generation, oil and gas, and industrial energy sectors-environments where safety requirements are exceptionally stringent. This module integrates passive pulse-rate devices, Triple Modular Redundancy (TMR) voting output capabilities, and multi-channel voltage detection circuitry, ensuring stable and reliable operation even within complex industrial environments. Primarily responsible for signal conditioning and voltage monitoring tasks, this Mark VIe terminal board is designed to immediately execute a system safety shutdown operation upon the detection of any fault condition.
The IS200TREAH1ACC emergency trip terminal board processes customer signals acquired from the field, tracks turbine speed data in real-time, and executes emergency trip logic; furthermore, its dedicated interface for connecting daughterboards provides ample capacity for future functional expansion.
🚀Function & Features
- Mark VIe System Compatibility:The IS200TREAH1ACC is fully compatible with the GE Mark VIe turbine control system, designed specifically to achieve seamless integration with PPRO turbine I/O modules. It operates in concert with other Mark VIe components to ensure the consistency and reliability of emergency trip system operations, thereby eliminating the need for additional adapters or signal conversion modules.
- Reliable Emergency Trip Logic:The IS200TREAH1ACC features 125 VDC TMR (Triple Modular Redundancy) voting output contacts (H2A/H4A), ensuring that the system can safely and rapidly execute trip operations in the event of critical failures. Its TMR design significantly enhances system reliability, effectively preventing spurious trips and ensuring the effective implementation of fail-safe measures during emergencies.
- Precise Speed Monitoring: This module is equipped with nine passive pulse rate sensors-evenly distributed across the X, Y, and Z zones-capable of precisely sensing the gear wheel to measure the turbine's rotational speed. This data is critical for speed monitoring and control; it not only supports multi-axis monitoring capabilities but also ensures that the turbine consistently operates within a safe speed range.
- Comprehensive Voltage Monitoring:The module incorporates four built-in 24–125 VDC detection loops that continuously monitor the integrity of the trip circuits, thereby enhancing system safety levels and diagnostic capabilities. These loops detect voltage anomalies in real-time, providing early warnings for potential faults and ensuring the stable and reliable operation of the turbine control system.
- Expandable Functionality: The IS200TREAH1ACC features reserved interfaces for daughterboard connections, supporting optional functional expansions and providing the system with excellent scalability and customization potential.
- Industrial-Grade Durability: The IS200TREAH1ACC is engineered to withstand harsh industrial environments, featuring a wide operating temperature range of -30°C to +65°C and utilizing Surface Mount Technology (SMT) to further enhance system stability.

Specifications
|
Category |
Description |
|
Model |
IS200TREAH1ACC |
|
Series |
Mark VIe |
|
Product Type |
Turbine Emergency Trip Terminal Board |
|
Customer Input Terminals |
Two 24-point pluggable barrier terminal blocks |
|
Voltage Detection Circuits |
4 circuits, 24–125VDC trip string monitoring |
|
Operating Temperature |
-30°C to +65°C |
|
HS Code |
8537.1011 |
|
Height |
35mm |
|
Length |
145mm |
|
Width |
100mm |
|
Weight |
0.9kg |
Questions & Answers
💡 FAQ
Q: Is the IS200TREAH1ACC compatible with the GE Mark VI system?
A: No, it is not compatible. The IS200TREAH1ACC is designed specifically for the GE Mark VIe control system. It is incompatible with the Mark VI system because it requires the use of PPRO turbine I/O modules and signal protocols that are unique to the Mark VIe platform.
Q: What should we do if the IS200TREAH1ACC malfunctions during operation?
A: First, please refer to the installation manual to check the wiring, power supply, and jumper block settings. If the issue persists, please provide the product serial number and a description of the fault, then contact our after-sales support team.
Q: Under what conditions should the IS200TREAH1ACC be stored when not in use?
A: The IS200TREAH1ACC should be stored in a dry, clean, and well-ventilated environment, within a temperature range of -20°C to +60°C and at a relative humidity of ≤ 85%. Please avoid storing it in environments containing corrosive gases, strong magnetic fields, or direct sunlight, as this may damage the module and its internal components.
Q: What is the payment method?
A: T/T
Q: Is technical support available?
A: Yes, we have a professional technical team to address technical issues.
Q: What is the warranty?
A: 1 year
Q: What is the return and exchange policy?
A: Returns or exchanges are accepted within 7 days of receiving the goods if there are any quality issues, excluding damage caused by human error or misuse.
Q:What are the available shipping methods?
A: FedEx, DHL, UPS, and others.

why choose us?
We specialize in providing industrial automation and control solutions, including ABB, GE, Bently Nevada, and other critical DCS/PLC components. Here's why customers trust us for their industrial automation needs:
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Phone Number
+86 18059276824
sales7@nseauto.com

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