Turbine Control Solution – General Electric DS200TCDAH1BHE | Mark V Series
Where This Product Is Used
The GE DS200TCDAH1BHE is a Turbine Control Diagnostic and Analog (TCDA) PC Board designed for use within General Electric’s Mark V Speedtronic Turbine Control System. It is deployed in mission-critical power generation and industrial drive environments where precise analog signal conditioning and diagnostic feedback are essential to safe turbine operation.
Typical installation sites include:
- Gas turbine power plants — combined-cycle and simple-cycle generating stations running GE Frame 5, Frame 6, Frame 7, and Frame 9 turbines
- Steam turbine facilities — utility and industrial steam turbines requiring closed-loop speed and temperature control
- Compressor stations — pipeline and process-gas compression drives where the Mark V governs shaft speed and surge protection
- Petrochemical and refinery plants — fluid catalytic cracking (FCC) units and ethylene crackers using GE turbine-driven compressors
- LNG liquefaction terminals — refrigerant compressor trains controlled by Mark V panels
- Steel and aluminum mills — rolling-mill drive turbines requiring high-reliability analog I/O
When the DS200TCDAH1BHE fails or degrades, the Mark V panel loses its ability to accurately read analog process variables — exhaust temperatures, vibration signals, and control valve feedback — triggering protective shutdowns, unplanned outages, and costly lost generation. Sourcing a verified replacement board quickly is not optional; it is operationally imperative.
Technical Specifications
The following specifications are based on GE Mark V Speedtronic documentation. Always cross-reference with your site-specific Mark V configuration drawings before installation.
- Part Number: DS200TCDAH1BHE
- Manufacturer: General Electric (GE)
- Board Type: TCDA — Turbine Control Diagnostic and Analog PC Board
- Compatible System: GE Mark V Speedtronic Turbine Control System
-
Form Factor: Eurocard PCB, rack-mounted within Mark V ,
, or
core processor panels - Primary Function: Analog signal acquisition, conditioning, and diagnostic I/O for turbine control loops
- Weight: 380 g (as listed)
- Revision: H1BHE (hardware revision suffix; verify compatibility with your panel revision)
Note: Konmask.com does not fabricate or alter specifications. All parameters above are sourced from publicly available GE Mark V technical documentation. Confirm exact compatibility with your GE Mark V panel serial number and software revision before ordering.
Why Engineers Specify This Model
The DS200TCDAH1BHE is not a generic I/O board — it is a purpose-engineered component within the Mark V’s triple-redundant TMR (Triple Modular Redundant) architecture. Engineers specify this exact part number for several reasons:
- Revision-locked compatibility: The H1BHE hardware revision is matched to specific Mark V software loads and backplane pinouts. Substituting a different revision risks signal mapping errors and control loop instability.
- Analog accuracy: The TCDA board handles thermocouple, RTD, and 4–20 mA process inputs that feed directly into turbine protection logic. Signal drift from a degraded board can cause nuisance trips or, worse, mask real fault conditions.
- Diagnostic channel integrity: The board’s diagnostic outputs feed the Mark V’s self-checking routines. A failed TCDA board can suppress fault annunciation, creating a hidden single-point failure in an otherwise redundant system.
- Long service life requirement: Mark V panels installed in the 1990s and 2000s remain in service at hundreds of sites globally. OEM new stock is scarce; a verified, tested surplus board from a reputable supplier is the practical path to continued operation.
Complete System Bill of Materials
The DS200TCDAH1BHE operates within a broader Mark V panel ecosystem. Engineers sourcing this board often also require the following companion components:
- DS200TCQAG1BHF — TCQA Analog I/O Board (companion analog board)
- DS200SLCCG3RGH — SLCC Communication Card (serial link controller)
- DS200SDCCG3A — SDCC Speed Detector and Control Card
- DS200TCRAG1AAA — TCRA Relay Output Board
- DS200EXPSG1ADA — EXPS Power Supply Board
- IS200TTURH1C — TTUR Turbine Trip and Unloading Relay Board
Contact Konmask.com with your full Mark V panel BOM for consolidated sourcing and compatibility verification.
Compliance & Industry Standards
GE Mark V systems incorporating the DS200TCDAH1BHE are designed and deployed in compliance with the following standards and frameworks. Konmask.com does not certify individual boards; compliance is a function of the complete installed system as validated by the OEM and site engineering teams.
- IEC 61511 — Functional Safety: Safety Instrumented Systems for the Process Industry Sector
- IEC 61508 — Functional Safety of E/E/PE Safety-Related Systems
- NERC CIP — Critical Infrastructure Protection standards applicable to power generation facilities
- IEEE 1012 — Standard for System, Software, and Hardware Verification and Validation
- NFPA 85 — Boiler and Combustion Systems Hazards Code (applicable to steam turbine installations)
- RoHS / WEEE — Environmental compliance per applicable regional regulations
Quality Assurance & Sourcing
At Konmask.com, every GE Mark V board undergoes a structured evaluation process before it is offered for sale:
- Visual inspection: PCB examined for burn marks, cracked solder joints, corroded traces, damaged connectors, and component-level anomalies.
- Component-level verification: Critical ICs, capacitors, and analog front-end components checked against reference boards.
- Functional bench test (where applicable): Boards are powered and exercised on GE-compatible test fixtures to verify I/O channel response.
- Traceability documentation: Each unit is logged with inspection records, source traceability, and test results available upon request.
- ESD-safe packaging: All boards are shipped in anti-static bags with foam cushioning and double-wall cartons to prevent transit damage.
We source from decommissioned plant inventories, authorized surplus channels, and long-term industrial partners — never from unverified grey-market brokers.
How to Source This Part
Konmask.com operates as an inquiry-driven B2B supplier. To request a quote for the DS200TCDAH1BHE:
- Step 1: Submit your inquiry via the contact form on this page or email [email protected] with your part number, required quantity, and delivery timeline.
- Step 2: Our technical team will confirm stock availability, hardware revision, and compatibility with your Mark V panel configuration.
- Step 3: Receive a formal quotation with pricing, lead time, warranty terms, and shipping options (DHL, FedEx, sea freight).
- Step 4: Confirm order and receive ESD-safe shipment with full documentation package.
Typical inquiry response time: within 24 hours on business days. Urgent AOG (Aircraft on Ground equivalent — plant-down) requests are prioritized.
📧 [email protected] | 📞 +0086 19859288691
Application-Specific FAQ
- Q: Is the DS200TCDAH1BHE compatible with both Mark V TMR and Mark V simplex panels?
- A: The TCDA board family is used across Mark V configurations, but hardware revisions and firmware loads differ between TMR and simplex panels. Always provide your panel serial number and software revision when inquiring so our team can confirm exact compatibility.
- Q: Can this board be used as a direct replacement for a DS200TCDAH1AHE or other revision suffix?
- A: Revision suffixes (e.g., AHE vs. BHE) may indicate hardware changes affecting backplane compatibility or analog channel configuration. Cross-revision substitution requires engineering review. Contact us with both part numbers for a compatibility assessment.
- Q: What is the typical lead time for the DS200TCDAH1BHE?
- A: Lead time depends on current stock levels. In-stock units ship within 3–5 business days internationally. For out-of-stock situations, sourcing typically takes 2–6 weeks depending on market availability. Submit an inquiry for a real-time stock check.
- Q: Do you provide a warranty on surplus GE Mark V boards?
- A: Yes. Konmask.com provides a limited warranty on all boards sold, covering verified functional defects. Warranty terms are specified in the quotation. We do not warrant boards against damage caused by incorrect installation or incompatible panel configurations.
- Q: Can Konmask.com source other DS200 series boards for a complete Mark V panel refurbishment?
- A: Yes. We specialize in consolidated BOM sourcing for Mark V panel overhauls. Provide your full parts list and we will quote all available items in a single response, minimizing your sourcing effort and lead time.
- Q: Is export documentation available for international shipments?
- A: Yes. We provide commercial invoices, packing lists, and certificates of origin for all international shipments. Country-specific export compliance is the buyer’s responsibility; please confirm any import restrictions applicable to your jurisdiction before ordering.
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Contact: [email protected] | +0086 19859288691
