GE IS200TGENH1A | Generator Monitor Terminal Board

Product code: N/A

GE IS200TGENH1A | Generator Monitor Terminal Board

Original price was: ¥99,999.00.Current price is: ¥1,588.00.

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Detailed content

Product Description

The GE IS200TGENH1A / IS200TGENH1ABB is a General Electric Mark VI Generator Monitor (TGEN) terminal board used to interface generator and bus electrical measurements with the VGEN processor. It is designed for generator monitoring applications in GE Speedtronic Mark VI turbine control systems. The board accepts potential-transformer (PT), current-transformer (CT), and configurable analog inputs, allowing the Mark VI system to monitor generator voltage, current, frequency, power, and power factor. The IS200TGENH1ABB revision is a conformally coated version with functional revisions A/B and artwork revision B.

Product Datasheet

Specification	Details
Brand	General Electric (GE)
Model	IS200TGENH1A
Full Part Number	IS200TGENH1ABB
Series	Mark VI Speedtronic
Functional Acronym	TGEN
Product Name	Generator Monitor Terminal Board
Product Type	Termination / Generator Monitoring Board
Primary Application	Generator and Bus Electrical Monitoring
Processor Interface	VGEN
PT Inputs	2 PT inputs; generator and bus voltage measurement
PT Rating	115 V RMS nominal; 45–66 Hz applicable range
CT Inputs	3 single-phase CT inputs
CT Range	0–5 A nominal; application-dependent overrange
Analog Inputs	4 configurable analog inputs
Analog Input Types	4–20 mA or 5/10/20 VDC configurations
CT Isolation	Magnetic isolation
Field Termination	Non-pluggable terminal blocks with captive lugs
PCB Coating	Conformal coating on IS200TGENH1ABB revision
System Configuration	Simplex or TMR, depending on system architecture
Compatible System	GE Mark VI
Condition	Verify actual item condition before purchase
Origin	GE / USA
Discontinued Status	Legacy Mark VI component; current system support should be verified

Functional Features

⚙️ Generator Monitoring: Provides the field interface for generator and bus PT/CT measurements used by the Mark VI VGEN system.

⚙️ PT Measurement: Supports generator and bus potential-transformer inputs for electrical parameter monitoring.

⚙️ CT Measurement: Three single-phase CT inputs provide generator current measurement for applicable configurations.

⚙️ Configurable Analog Inputs: Four analog inputs can be configured for current or voltage signals using the appropriate board jumpers and system configuration.

⚙️ VGEN Integration: The TGEN board works with the VGEN processor, which uses the acquired signals for generator electrical calculations and monitoring functions.

⚙️ Simplex/TMR Support: The board can be used in simplex or Triple Modular Redundancy architectures when configured with the appropriate Mark VI hardware.

⚙️ Testing Points: Applicable PT and CT circuits include test-point provisions that can assist with field signal verification.

⚙️ Conformal Protection: The IS200TGENH1ABB version uses conformal coating to protect the PCB assembly from environmental contamination.

FAQ

Q: What is the main function of the IS200TGENH1A?
A: It is a Mark VI Generator Monitor terminal board that interfaces generator and bus voltage/current signals with the VGEN processor.

Q: What does TGEN stand for?
A: TGEN is the functional acronym used for the Generator Monitor Terminal Board in the GE Mark VI system.

Q: What signals can the board accept?
A: The board handles PT voltage inputs, CT current inputs, and four configurable analog inputs. The analog channels can be configured for applicable current or voltage signals.

Q: Is IS200TGENH1ABB the same basic board as IS200TGENH1A?
A: IS200TGENH1ABB is a more highly revised version of the IS200TGENH1A board family. The suffix identifies its functional and artwork revisions, so the complete part number should be matched before replacement.

Q: Can this board be used in a TMR Mark VI system?
A: TGEN is documented for both simplex and TMR applications. The exact number of connections and associated VGEN boards depends on the system architecture.

Q: Is this board interchangeable with another TGEN revision?
A: Do not assume direct interchangeability based only on the TGEN designation. Compare the complete part number, revision, wiring, and Mark VI application before installation.

Troubleshooting & Safety

🛠️ Incorrect voltage readings: Check PT wiring, input configuration, phase identification, terminal connections, and the VGEN configuration parameters.

🛠️ Incorrect current readings: Verify CT polarity, phase wiring, CT secondary rating, terminal connections, and the configured CT output value.

🛠️ Analog input problems: Confirm the selected 4–20 mA or voltage configuration, jumper positions, field transmitter output, and signal wiring.

🛠️ Loss of VGEN communication: Inspect the TGEN-to-VGEN cable connections and confirm that all required links are correctly installed for simplex or TMR operation.

🛠️ Unstable generator calculations: Check the phase relationship and scaling of PT and CT signals before replacing the board.

⚠️ CT safety: Never open an energized CT secondary circuit. Follow the generator protection system’s approved CT shorting and isolation procedure.

⚠️ PT safety: PT circuits may contain hazardous voltage. De-energize and isolate the applicable circuits before servicing.

⚠️ Disconnect Mark VI system power and follow site lockout/tagout procedures before removing or installing the board.

⚠️ Use appropriate ESD protection when handling the PCB.

⚠️ Match the exact revision and terminal-board configuration with the original installation before commissioning.