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IS200TRPAH2AHE｜GE Mark VIe Primary Trip Terminal Board
H1：IS200TRPAH2AHE GE Primary Trip Terminal Board for Mark VIe Turbine Control System
Product Overview The IS200TRPAH2AHE is a critical primary trip terminal board (TRPA) manufactured by General Electric for the Mark VI and Mark VIe Speedtronic turbine control platform. Designed as field‑side termination hardware, it interfaces speed pick‑up sensors, emergency stop inputs and trip logic signals between field devices and the turbine protection processor unit. This board executes safety‑critical signal conditioning for gas turbine and steam turbine overspeed protection, emergency shutdown and machinery protection logic in power generation sites.
As an obsolete legacy DCS component, IS200TRPAH2AHE is widely sourced as surplus, used or rebuilt spare part for existing GE turbine control retrofits and plant maintenance projects. Conformal coated PCB design ensures stable operation under industrial cabinet environment conditions.
H2：Key Features of IS200TRPAH2AHE
- Serves as primary trip termination hardware for Mark VI / Mark VIe Speedtronic control racks
- Accepts magnetic pickup speed sensor signals and emergency stop (E‑stop) field inputs
- Supports TMR triple‑modular redundant system architecture for turbine safety protection
- Multiple 37‑pin D‑shell connectors plus barrier terminal blocks for field wiring connection
- Conformal coated circuit board for anti‑dust and anti‑humidity cabinet‑mount deployment
- Designed for safety‑related turbine trip logic, overspeed detection and emergency shutdown chains
- Works cooperatively with PTUR, YTUR I/O packs inside Mark VIe control cabinet
H2：Technical Specifications
- Part Number：IS200TRPAH2AHE
- Brand：General Electric (GE)
- Product Type：Primary Trip Terminal Board (TRPA)
- Applicable System：Mark VI, Mark VIe Speedtronic Turbine Control System
- Logic Voltage：24 VDC nominal
- E‑Stop Input Range：18‑140 VDC
- Connectors：Multiple 37‑pin D‑sub connectors + barrier terminal blocks
- Installation：Backplane mounting inside standard Mark VIe control cabinet
- Operating Temperature：‑30 ℃ ~ +65 ℃
- Coating：Conformal coated (H2A hardware revision standard)
- Application：Gas turbine, steam turbine power generation units
H2：Typical Application Scenarios
IS200TRPAH2AHE is deployed heavily in power‑sector assets running GE Speedtronic turbine controls:
- Combined‑cycle power plants gas turbine safety protection loops
- Steam turbine overspeed monitoring and emergency trip control
- Oil & gas on‑site power generation turbine control retrofits
- Industrial captive power plant legacy DCS spare‑parts replacement
- Mark VI to Mark VIe system migration field termination upgrade
H2：What Problems Does IS200TRPAH2AHE Solve
In operational power plants, aging terminal boards may trigger signal loss, false trip alarms or intermittent communication faults. Replacing faulty IS200TRPAH2AHE spare part restores reliable sensor signal transmission and stabilizes turbine safety trip chains, avoiding unplanned plant outage risks.
H2：Our Supply Scope for IS200TRPAH2AHE
We supply IS200TRPAH2AHE in multiple conditions: surplus new, tested used, refurbished units. Every unit undergoes function testing before shipment.
- Full function test before dispatch
- Proper anti‑static industrial packaging
- Global shipment support
- Inquiry welcome for stock status and lead‑time
H2：Frequently Asked Questions
Q1: What system is IS200TRPAH2AHE compatible with? A1: It fits GE Mark VI and Mark VIe Speedtronic turbine control racks, works with PTUR / YTUR I/O packs.
Q2: Is IS200TRPAH2AHE still in original OEM production? A2: This is legacy obsolete hardware, original OEM production has been discontinued; market supply mainly comes from surplus stock and refurbished inventory.
Q3: What is the core function of IS200TRPAH2AHE? A3: It is primary trip terminal board, responsible for speed sensor and emergency‑stop signal termination for turbine safety shutdown logic.
Q4: Can you test IS200TRPAH2AHE before delivery? A4: Yes, we perform hardware function inspection for each unit prior to packing and shipping.
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