General Electric IS220YPROS1AJ Mark VIe Turbine I/O Pack

IS220YPROS1AJ General Electric Mark VIe I/O Protection Module

General Electric

IS220YPROS1AJ General Electric Mark VIe I/O Protection Module

SKU: IS220YPROS1AJ

In Stock

Dimensions: 16 x 16 x 3 cm
Country of origin: USA
Payment: T/T, Western Union
Shipping port: Xiamen

Categories : All Products, GE Mark V/VIE/VI Parts, GE Turbine Control & Boards, General Electric

Tags : DCS Spare Parts, Emergency Turbine Protection, GE Mark VIe, Generator Synchronization Module, I O Protection Module, IONet I O Pack, Mark VIe, Overspeed Protection I O, Protection I O Pack, TMR Protection Module, Turbine Trip I O

1 years warranty

Delivery time: 3-7 business days

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Product Overview

The IS220YPROS1AJ is a Mark VIe–family Emergency Turbine Protection I/O Pack used in GE distributed control and turbine protection architectures. It is applied as an independent protective I/O layer that can supervise the primary turbine control and initiate a protective trip when unsafe conditions are detected. Typical configurations use three packs in a triple modular redundant (TMR) arrangement mounted on an SPRO terminal board to provide high-integrity protection coverage.

Key functional roles include: backup overspeed protection, speed-based event detection (overspeed/acceleration/deceleration), generator synchronization permissive/check functions, and watchdog supervision of the main control path. Communication to the control system is handled over an Ethernet-based I/O network (commonly implemented as an IONet connection in Mark VIe systems), allowing the protection layer to coordinate status and trip logic while remaining functionally independent from the primary controller execution.

Hardware Parameters

The IS220YPROS1AJ is designed for panel and cabinet installations where reliable 24 VDC I/O pack operation and robust mounting are required. It is commonly mounted directly to compatible terminal boards (such as SPRO and selected trip-related boards), and can also be interconnected using industry-standard multi-pin cabling where the application requires remote placement.

Item	Specification (typical)
Module type	Emergency turbine protection I/O pack / I/O protection module
Series / platform	Mark VIe
Supply voltage	24 VDC nominal
Network interface	Ethernet-based I/O network connection
Protection architecture	Supports simplex, dual-controller supervision, and TMR system implementations
Operating temperature	-30°C to +65°C
Mounting	Direct-to-terminal-board mounting options; cable-interconnect options depending on board type
Approx. weight	~0.36–0.45 kg (revision/mounting dependent)

Industrial Applications

Common deployment scenarios for the IS220YPROS1AJ include:

Emergency overspeed protection I/O in steam, gas, and other turbine control systems
Backup trip initiation using independent relay paths when primary control faults are detected
Generator synchronization check/permissive functions in turbine-generator packages
Independent watchdog monitoring of simplex or dual main controllers (R/S supervision in dual systems)
TMR protection implementations using three packs with an SPRO terminal board and associated trip boards (e.g., TREG, TREL, TRES, TREA, depending on turbine type and trip design)

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Industrial Packaging: Professional ESD protection and reinforced shock-absorbent packaging.

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