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  • Protection & Safety
  • GE MK6
  • GE Turbine Controls

IS200TREGH1B - TREG Trip Emergency Termination Board | GE Mark VI | B7B

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Part details:
GE-MK6 IS200TREGH1B

IS200TREGH1B is a General Electric TREG Trip Emergency Termination Board for GE Mark VI turbine protection systems. This replacement part supports emergency overspeed protection and trip-solenoid interface requirements for gas turbine control systems in GE Speedtronic™ and related turbine, excitation, or static starter control environments where accurate board identification and like-for-like spare selection are important for maintenance, repair, and outage planning.

GE Mark VI documentation identifies TREG as part of the turbine protection module with VPRO, where it provides independent emergency overspeed protection by operating trip-solenoid relay voting circuits. The Mark VI trip terminal board comparison identifies TREGH1B as a TMR trip terminal board variant with 125 V dc and 24 V dc output contact support, ESTOP support, dry 125 V dc input contacts, and economy resistor support.

Control system parts are provided by GTC Control Solutions, Inc., a wholly owned subsidiary of B7B. Parts are offered in unused, repaired, or remanufactured condition, subject to availability. Each repaired or remanufactured component undergoes functional testing in energized panels, with test reporting and warranty support provided for repair and lifecycle-extension programs.

Specifications

Part number
IS200TREGH1B
Model
GE-MK6
OEM
General Electric
Classification
Emergency Trip Terminal Board
Series / Family
GE SPEEDTRONIC Mark VI
Module Type / Function
TREG - Trip Emergency Termination Board
I/O Category
Emergency trip and protection
Channel / Point Count
TREG table supports six solenoid-driver signal type in the Mark VI architecture and up to three trip solenoids in VPRO/TREG protection context
Signal Type / Electrical Interface
Trip solenoid relay outputs; ESTOP and dry 125 V dc contact inputs per GEH-6421 table
Network / Communications Interface
Status through VPRO over IONet in Mark VI protection context
Power Requirements
125 V dc system power context; output contact variants include 125 V dc and 24 V dc support in GEH-6421 table
Primary Connectors / Termination Style
Barrier terminal board / TREG connections to VPRO protection module
Form Factor / Mounting
Mark VI T-type trip terminal board
System Architecture / Redundancy Support
TMR turbine protection with VPRO relay voting circuits
Associated / Compatible Boards
VPRO, TPRO, TSVO, trip solenoids
OEM Manual Reference
GEH-6421 Vol I
Notes
Verified in GEH-6421 Vol I trip terminal board table and VPRO/TREG protection description.
Warranty
Unused:
2 years
Repaired:
2 years
Remanufactured:
3 years

IS200TREGH1B

TREG Trip Emergency Termination Board | GE Mark VI | B7B