GE Mark VI IS220PTURH1B Turbine Protection I/O Pack

Product Overview

The IS220PTURH1B is a Turbine Specific Primary Trip I/O Pack manufactured by General Electric for the Mark VI and Mark VIe Speedtronic control systems. This critical safety module provides primary turbine protection and is approved for use in hazardous locations.

Technical Specifications

• Manufacturer: General Electric (GE)
• Part Number: IS220PTURH1B
• Product Type: Turbine Primary Trip I/O Pack
• Series: Mark VI & Mark VIe Speedtronic Systems
• Catalog Designation: MARK VIe Control System
• Weight: 0.8 kg (1.76 lbs)
• Country of Origin: United States (USA)
• Primary Function: Turbine Specific Primary Protection
• Hazardous Locations: Approved with Accessory Terminal Board

Electrical Characteristics

• Power Supply Voltage: 27.4 - 28.6 VDC (28.0 VDC Nominal)
• Current Consumption: Maximum 0.41 A DC
• Voltage Detection Inputs: 16 - 140 VDC Range (TRPA)
• E-stop Input Voltage: 18 - 140 VDC Range (TRPA)
• Speed Inputs: -15 to +15 VDC Range (TRPA)
• E-stop Power Output: 28 VDC Open Circuit Voltage
• Output Current: 17 mA DC Short Circuit Current
• Contact Output Voltage: 24 - 28 VDC (TRPA)
• Contact Output Current: Maximum 7 A DC

Compatible Terminal Board

• Accessory Board: IS200TRPAH1A Terminal Board
• Approved Combination: Hazardous Location Certification
• System Integration: Complete Protection Solution
• Safety Rating: Industrial Safety System Component
• Mounting: Standard Industrial Mounting

Application Areas

• Primary Application: Gas Turbine Control and Protection
• Secondary Application: Steam Turbine Control Systems
• Plant Control: HRSG (Heat Recovery Steam Generator) Regulation
• Auxiliary Systems: Boiler and Auxiliary Plant Controls
• Power Generation: Combined Cycle Power Plants
• Control Function: DCS and Turbine Control Integration

Functional Capabilities

• Primary Protection: Turbine Trip and Safety Functions
• Speed Monitoring: Turbine Speed Input Processing
• Emergency Stop: E-stop Input and Output Management
• Voltage Detection: Critical Parameter Monitoring
• Contact Control: High-Current Output Capability
• Safety Interfacing: Balance of Plant Device Integration

System Integration

• Control System: Mark VI Speedtronic Platform
• Plant Devices: Motor-Operated Valve Interface
• Control Blocks: Boiler Drum Level Control Support
• DCS Integration: Distributed Control System Compatibility
• I/O Specific: Customized Interface Card Design
• Plant Operations: Balance of Plant Control Functions

Safety & Certification

• Hazardous Locations: Certified for Use with TRPA Board
• Safety System: Primary Turbine Protection Component
• Industrial Standards: GE Speedtronic Compliance
• Reliability: Critical Safety System Design
• Approval: Industrial Control System Certification

Key Features

• Hazardous Location Approval with IS200TRPAH1A Terminal Board
• Wide Voltage Input Range for Various Signal Types
• High-Current 7A Contact Output Capability
• Comprehensive Speed and Voltage Monitoring
• E-stop Input and Output Functionality
• Mark VI Speedtronic System Compatibility
• Primary Turbine Protection and Safety Functions

Industrial Applications

• Combined Cycle Power Plant Control Systems
• Gas Turbine Primary Protection Circuits
• Steam Turbine Safety System Integration
• HRSG and Boiler Control Applications
• Industrial Plant Safety Interlock Systems
• Power Generation Equipment Protection

Technical Documentation

• System Manual: Mark VI Series Documentation
• Installation Guide: Hazardous Location Requirements
• Wiring Diagrams: TRPA Terminal Board Integration
• Safety Procedures: Turbine Protection Guidelines
• Certification Documents: Hazardous Area Approvals

Frequently Asked Questions

What is the primary function of this I/O pack?
The IS220PTURH1B serves as a Turbine Specific Primary Trip Module, providing critical protection functions for gas and steam turbines in Mark VI control systems.

Is this approved for hazardous locations?
Yes, when used with the IS200TRPAH1A terminal board, this I/O pack is certified for use in hazardous industrial locations.

What control systems is it compatible with?
This module is designed for both Mark VI and Mark VIe Speedtronic control systems used in power generation applications.

What voltage and current ratings does it support?
It operates on 28VDC nominal power, with voltage inputs up to 140VDC and contact outputs capable of 7A at 24-28VDC.

What types of signals does it process?
The module processes speed inputs (±15VDC), voltage detection (16-140VDC), E-stop signals (18-140VDC), and provides contact outputs for protection functions.

Contact Information

• Sales Inquiries: sales@nex-auto.com
• Phone/WhatsApp: +86 153 9242 9628

Partner: AutoNex Controls Limited