{"product_id":"is200tturh1c-ge-mark-vie-ptur-turbine-input-terminal-board","title":"IS200TTURH1C GE Mark VIe PTUR Turbine Input Terminal Board","description":"\u003ch3\u003e\u003cb\u003eProduct Overview\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe **GE IS200TTURH1C** is a Primary Turbine Protection Input Terminal Board for the **GE Mark VIe Speedtronic control system**. It provides field signal termination and electrical interfaces for turbine protection and generator synchronization. The board works with the **PTUR I\/O Pack** to process turbine speed signals and related protection inputs. The board supports three overspeed trip signals and interfaces with external trip equipment. It also manages the main generator breaker closing circuit through three onboard relays. Its hardware design supports both **Simplex and Triple Modular Redundant (TMR)** configurations. This makes it suitable for turbine control systems with different redundancy requirements.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eParameter\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eSpecification\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGeneral Electric (GE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eIS200TTURH1C\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eMark VIe Speedtronic\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePrimary Turbine Protection Input Terminal Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional Category\u003c\/td\u003e\n\u003ctd\u003eTurbine Protection and Generator Synchronization\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible I\/O Pack\u003c\/td\u003e\n\u003ctd\u003ePTUR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed Pickup Inputs\u003c\/td\u003e\n\u003ctd\u003e12 pulse-rate device inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGenerator Voltage Inputs\u003c\/td\u003e\n\u003ctd\u003e1 channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Voltage Inputs\u003c\/td\u003e\n\u003ctd\u003e1 channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft Measurement Inputs\u003c\/td\u003e\n\u003ctd\u003e1 shaft voltage and 1 shaft current measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverspeed Trip Signals\u003c\/td\u003e\n\u003ctd\u003e3 signals to the trip board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard Relays\u003c\/td\u003e\n\u003ctd\u003e3 relays: K25, K25P and K25A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaker Control Voltage\u003c\/td\u003e\n\u003ctd\u003e125 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaker Interface\u003c\/td\u003e\n\u003ctd\u003eMain generator breaker 52G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Configuration\u003c\/td\u003e\n\u003ctd\u003eSimplex and TMR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Connections\u003c\/td\u003e\n\u003ctd\u003eTB1, TB2 and optional TB3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interfaces\u003c\/td\u003e\n\u003ctd\u003eD-type connectors and board connectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration Jumpers\u003c\/td\u003e\n\u003ctd\u003eJP1, JP2 and WJ1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReference Manual\u003c\/td\u003e\n\u003ctd\u003eGEH-6721\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eGE Mark VIe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cb\u003eCore Functions and Engineering Features\u003c\/b\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003eTurbine Speed Signal Acquisition\u003c\/b\u003e - Accepts signals from **12 magnetic speed pickup devices**. - Detects pulse signals generated by a toothed wheel. - Provides turbine speed information to the PTUR I\/O Pack. - Supports turbine speed monitoring and overspeed protection functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2. Generator Synchronization Interface\u003c\/b\u003e - Receives generator voltage and bus voltage signals from potential transformers. - Accepts shaft voltage and shaft current measurement signals. - Provides a 125 VDC control path for the main breaker closing circuit. - Coordinates the K25, K25P and K25A relay circuits. - Supports automatic generator synchronization through external control logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e3. Overspeed Protection Signal Routing\u003c\/b\u003e - Routes three overspeed trip signals to the trip board. - Connects with associated turbine protection hardware. - Supports dedicated protection signal paths. - Helps maintain reliable signal transmission within the protection architecture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e4. Redundancy Configuration\u003c\/b\u003e - Supports Simplex and TMR configurations. - JP1 and JP2 select the relay driver configuration. - WJ1 isolates the K25A control line when required. - Connector arrangements depend on the selected system architecture.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cb\u003eTerminal Connections and Configuration\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eInterface\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eFunction\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTB1\u003c\/td\u003e\n\u003ctd\u003eGenerator voltage, bus voltage, shaft measurements and breaker-related wiring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTB2\u003c\/td\u003e\n\u003ctd\u003eMagnetic speed pickup connections for R, S and T channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTB3\u003c\/td\u003e\n\u003ctd\u003eOptional TTL connections for active speed pickups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePR3 \/ PS3 \/ PT3\u003c\/td\u003e\n\u003ctd\u003ePTUR I\/O Pack connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJR4 \/ JS4 \/ JT4\u003c\/td\u003e\n\u003ctd\u003eTrip board interface connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJP1 \/ JP2\u003c\/td\u003e\n\u003ctd\u003eSimplex or TMR relay driver selection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWJ1\u003c\/td\u003e\n\u003ctd\u003eK25A control line isolation configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eEach main terminal block contains 24 wiring terminals. The terminals accept conductors up to #12 AWG. Simplex installations use PR3 and JR4 connections. TMR installations use PR3, PS3, PT3, JR4, JS4 and JT4. TB3 supports optional TTL connections. Active speed pickups require an external power supply.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eInstallation Guide\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eProper installation protects signal integrity and turbine control reliability.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eVerify the complete part number and hardware revision.\u003c\/li\u003e\n\u003cli\u003e2. Confirm Mark VIe system compatibility before installation.\u003c\/li\u003e\n\u003cli\u003e3. Disconnect the relevant power sources before wiring.\u003c\/li\u003e\n\u003cli\u003e4. Check the cabinet wiring against the GEH-6721 documentation.\u003c\/li\u003e\n\u003cli\u003e5. Connect speed pickups, voltage sensors and shaft measurement circuits.\u003c\/li\u003e\n\u003cli\u003e6. Verify terminal polarity and cable shielding.\u003c\/li\u003e\n\u003cli\u003e7. Install PTUR I\/O Packs in the correct connectors.\u003c\/li\u003e\n\u003cli\u003e8. Set JP1 and JP2 according to the approved system architecture.\u003c\/li\u003e\n\u003cli\u003e9. Check WJ1 configuration against the K25A control requirements.\u003c\/li\u003e\n\u003cli\u003e10. Inspect all terminal screws and connector locking mechanisms. Always follow the approved turbine protection procedures. Never change redundancy jumpers during normal operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cb\u003eCommissioning, Diagnostics and Maintenance\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eCommissioning should verify electrical connections and protection signal paths. \u003cb\u003eRecommended Commissioning Checks\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm all 12 speed pickup channels.\u003c\/li\u003e\n\u003cli\u003e- Check generator and bus voltage signal wiring.\u003c\/li\u003e\n\u003cli\u003e- Verify shaft voltage and current connections.\u003c\/li\u003e\n\u003cli\u003e- Inspect K25, K25P and K25A relay operation.\u003c\/li\u003e\n\u003cli\u003e- Confirm the 125 VDC breaker control supply.\u003c\/li\u003e\n\u003cli\u003e- Test overspeed trip signal routing.\u003c\/li\u003e\n\u003cli\u003e- Verify the Simplex or TMR connector arrangement.\u003c\/li\u003e\n\u003cli\u003e- Confirm PTUR communication and controller diagnostics. \u003cb\u003ePractical Diagnostic Reference\u003c\/b\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eObserved Condition\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eRecommended Inspection\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMissing speed signal\u003c\/td\u003e\n\u003ctd\u003eCheck pickup wiring, sensor condition and terminal connections.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncorrect turbine speed reading\u003c\/td\u003e\n\u003ctd\u003eInspect pulse wiring, signal quality and PTUR channel configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGenerator breaker fails to close\u003c\/td\u003e\n\u003ctd\u003eCheck 125 VDC supply, K25 relay circuits and breaker interlocks.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSynchronization unavailable\u003c\/td\u003e\n\u003ctd\u003eVerify generator voltage, bus voltage and synchronization signals.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverspeed protection alarm\u003c\/td\u003e\n\u003ctd\u003eInspect speed pickup channels, PTUR diagnostics and trip board connections.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTMR configuration fault\u003c\/td\u003e\n\u003ctd\u003eCheck JP1, JP2 and all required R, S and T connections.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003eMaintenance Recommendations\u003c\/b\u003e - Inspect connectors for loose contacts and corrosion. - Check terminal blocks for mechanical damage. - Inspect the PCB for contamination or component damage. - Verify jumper positions against approved configuration records. - Review PTUR diagnostic messages during scheduled maintenance. - Record wiring changes and commissioning test results.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCompatibility Information\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe **IS200TTURH1C** belongs to the GE Mark VIe turbine control architecture. Compatible equipment and interfaces include: - **PTUR I\/O Pack:** Primary turbine protection input processing. - **TRPG:** Turbine primary trip interface. - **TRPA:** Associated turbine protection interface. - **TRPS:** Associated turbine protection interface. - **TRPX:** Trip system interface, subject to the installed configuration. - **52G:** Main generator circuit breaker control circuit. - **Speed Pickup Devices:** Magnetic pulse-rate sensors and supported active pickup arrangements. \u003cb\u003eImportant Compatibility Note:\u003c\/b\u003e The IS200TTURH1C is not the standard terminal board for the original Mark VI system. GE specifies TTURH1B for Mark VI applications. Always verify the installed system architecture before ordering.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTypical Industrial Applications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe **GE IS200TTURH1C** supports turbine protection and synchronization interfaces in industrial power generation. Typical applications include: - Gas turbine speed monitoring and overspeed protection. - Steam turbine protection and control systems. - Generator synchronization and breaker closing circuits. - Turbine speed pickup signal acquisition. - Redundant turbine protection architectures. - Industrial power plant control cabinets. - Generator voltage and shaft measurement interfaces.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eGlobal PLC Spare HUB's Insight\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eFrom an engineering perspective, the **IS200TTURH1C** is an important interface in the Mark VIe turbine protection architecture. Its role extends beyond basic field wiring termination. It connects turbine speed measurements, generator electrical signals and protection hardware. Consider a generator synchronization commissioning scenario. The control system receives generator voltage and bus voltage signals through the terminal board. The PTUR I\/O Pack processes the relevant inputs. The synchronization logic then evaluates operating conditions and breaker permissives. The K25, K25P and K25A relay circuits participate in the 52G breaker closing path. If the breaker does not close, engineers should inspect the 125 VDC supply first. They should then verify relay operation, interlocks and jumper configuration. For a TMR installation, engineers should also inspect all R, S and T channel connections. An incorrect jumper setting can prevent the intended relay configuration. This approach helps engineers isolate wiring faults from controller configuration problems. It also reduces unnecessary replacement of functioning hardware. **Our selection recommendation:** Confirm the Mark VIe architecture, PTUR interface, terminal wiring and hardware revision before purchasing.\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003ePackaging and Warranty\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eStandard Supply Package\u003c\/b\u003e - 1 × GE IS200TTURH1C Turbine Protection Input Terminal Board. - Protective industrial packaging. - Product identification and shipping documentation. - Technical documentation, when available and included with the order.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCommercial Warranty\u003c\/b\u003e - **Warranty Period: 12 Months.** - Product identification and order traceability. - Technical assistance for model and compatibility verification. - Warranty support according to the agreed sales terms.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eShipping and Delivery\u003c\/b\u003e - Shipping Methods: **FedEx, UPS and DHL**. - Dispatch Time: **24–48 Hours** after order confirmation and stock verification. - International shipping support. - Protective packaging for electronic components. - Tracking information provided after dispatch.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ1: What is the main function of the GE IS200TTURH1C?\u003c\/b\u003e The IS200TTURH1C provides primary turbine protection input connections for the GE Mark VIe system. It interfaces with speed pickups, generator voltage signals, shaft measurements and trip hardware. It also supports generator breaker synchronization circuits.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ2: Can the IS200TTURH1C work with the original GE Mark VI system?\u003c\/b\u003e No. The H1C version is specified for Mark VIe applications. GE identifies TTURH1B for the original Mark VI system. Check the controller generation before placing an order.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ3: How can engineers troubleshoot a generator breaker closing failure?\u003c\/b\u003e Start by checking the 125 VDC supply and external breaker permissives. Then inspect K25, K25P and K25A relay circuits. Verify JP1, JP2 and WJ1 settings against the approved wiring diagram. Finally, check PTUR diagnostics and external interlocks.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ4: What should buyers check before ordering the IS200TTURH1C?\u003c\/b\u003e Confirm the complete part number and hardware revision. Check Mark VIe compatibility and PTUR interface requirements. Compare terminal layouts and connector arrangements with the installed board. Also confirm Simplex or TMR configuration before replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ5: Does the IS200TTURH1C require additional I\/O hardware?\u003c\/b\u003e Yes. The board works with PTUR I\/O Packs for turbine protection input processing. Associated trip boards and external sensors depend on the application. Verify the complete hardware configuration before installation.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eRequest a Quote from Global PLC Spare HUB\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eLooking for the **GE IS200TTURH1C Mark VIe Turbine Protection Input Terminal Board**? Global PLC Spare HUB supplies industrial automation and turbine control components for power generation applications. Contact our sales team for: - Product availability and pricing. - Part number and revision verification. - Mark VIe compatibility assistance. - International shipping arrangements. - Technical product information. **Contact Global PLC Spare HUB today for pricing and delivery information.**\u003c\/p\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":67960469848246,"sku":"IS200TTURH1C","price":206.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/IS200TTURH1C-1.jpg?v=1793345188","url":"https:\/\/www.plcsparehub.com\/products\/is200tturh1c-ge-mark-vie-ptur-turbine-input-terminal-board","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}