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  • GE Turbine Controls
  • GE MK6
  • Protection & Safety

IS200VTURH1A - VTUR Primary Turbine Protection Board | GE Mark VI | B7B

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Part details:
GE-MK6 IS200VTURH1A

The General Electric IS200VTURH1A (VTUR) is a Primary Turbine Protection board for GE SPEEDTRONIC™ Mark VI turbine control systems. It measures turbine speed using four passive pulse-rate devices, provides automatic generator synchronizing and main-breaker closure, monitors induced shaft voltage and current, and monitors up to eight Geiger-Mueller flame detectors on gas turbine applications.

VTUR controls three primary overspeed trip relays on an IS200TRPG terminal board; the controller generates the trip command, which passes through VTUR and then TRPG to trip the emergency solenoids (electrical trip devices/ETDs). VTURH1 (this part) drives three trip solenoids using one TRPx board and accepts eight flame detectors.

For maintenance and procurement teams, IS200VTURH1A should be matched to the existing TTUR/TRPG terminal boards and redundancy configuration per GEH-6421 Volume II before ordering a replacement.

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
IS200VTURH1A
Model
GE-MK6
OEM
General Electric
Classification
Primary Turbine Protection Board
Manufacturer
General Electric
Control System / Platform
GE Mark VI
Series / Family
GE SPEEDTRONIC™ Mark VI
Module Type / Function
VTUR
I/O Category
Primary Turbine Protection
Channel / Point Count
4 passive pulse rate speed inputs, generator/bus PT inputs, shaft voltage/current monitoring, 8 flame detector inputs, and 3 trip relay outputs via TRPx
Signal Type / Electrical Interface
Magnetic pulse rate, PT voltage, shaft monitoring, flame detector, and trip relay interface
Network / Communications Interface
VME backplane and VCMI; cabled to TTUR/TRPG
Power Requirements
VME rack power; flame detectors use 335 V dc external supply through TRPG in gas turbine applications
Primary Connectors / Termination Style
J3/J4/J5 connections to TTUR/TRPG
Form Factor / Mounting
VME rack-mounted I/O processor/protection board
System Architecture / Redundancy Support
Simplex and TMR; H2 version supports two TRPG boards
Associated / Compatible Boards
TTUR and TRPG/TRPS/TRPL terminal boards
OEM Manual Reference
GEH-6421M
Warranty
Unused:
2 years
Repaired:
2 years
Remanufactured:
3 years

IS200VTURH1A

VTUR Primary Turbine Protection Board | GE Mark VI | B7B