• General Electric IS220YPROS1AJ
  • General Electric IS220YPROS1AJ
  • General Electric IS220YPROS1AJ
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General Electric IS220YPROS1AJ Mark VIeS Backup Turbine Protection I/O Module

General Electric IS220YPROS1AJ Mark VIeS Backup Turbine Protection I/O Module

The IS220YPROS1AJ is a Backup Turbine Protection I/O Module manufactured by GE Vernova (formerly GE Energy) for the Mark VIeS Safety Control System. This module provides an independent, high-availability backup...

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SKU: IS220YPROS1AJ
Vendor: General Electric
Category: Turbine Protection I/O Module
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View full product details

The IS220YPROS1AJ is a Backup Turbine Protection I/O Module manufactured by GE Vernova (formerly GE Energy) for the Mark VIeS Safety Control System. This module provides an independent, high-availability backup overspeed protection system and a backup check for generator synchronization to a utility bus. It also serves as an independent watchdog for the primary control system.

Features

  • Independent backup overspeed protection system
  • Backup generator synchronization check
  • Independent watchdog function for primary control
  • Ethernet IONet communications with status LEDs
  • Supports TMR (Triple Modular Redundant) configurations

Applications

  • Gas and steam power plants for turbine failure prevention during load drops
  • Hydroelectric power generation for turbine speed and grid synchronization
  • Industrial cogeneration facilities requiring high-availability backup
  • Hazardous environment applications requiring strict electrical isolation

Technical Specifications

Model IS220YPROS1AJ
Manufacturer General Electric
Isolation Voltage 1500V AC minimum
Response Time < 50ms
Operating Temperature -40 degC to +70 degC
Storage Temperature -40 degC to +85 degC
Humidity 5% to 95% non-condensing
External Power 28V DC

Installation Guidelines

  • Ensure the power source is fully disconnected before connecting or disconnecting any terminal board wiring.
  • Use compatible terminal boards such as the TPRO series, which feature the necessary barrier blocks and terminal strips.
  • Connect dual IONet Ethernet cables to the RJ45 ports on the module to establish redundant communication.
  • Ensure proper shield grounding of all input sensor cables at the panel ground bar to minimize electrical noise interference.
  • Handle with care using standard ESD (Electrostatic Discharge) mitigation practices during installation.

FAQ

What is the IS220YPROS1AJ?

The GE IS220YPROS1AJ is a Backup Turbine Protection I/O module from the GE Mark VIeS series. It provides critical, independent backup overspeed protection and generator synchronization checking for industrial turbines.

What is the primary function of the IS220YPROS1AJ?

It acts as a standalone backup protection system. If the primary control module fails or experiences an issue, this module ensures the turbine is safely protected against overspeed events and monitors generator synchronization to the utility bus.

How does it communicate with other devices?

The module uses dedicated Ethernet connections for IONet communication with other control modules. These ports feature integrated LEDs for instant connection status visualization.

Which control systems support this module?

It is designed for the GE Mark VIe and Mark VIeS (Safety) distributed control system (DCS) architectures.