Products Description
The IS220PTURH1B is a main turbine protection I/O module developed by General Electric (GE) specifically for the Mark VI/Mark VIe Speedtronic turbine control system. As a dedicated turbine trip and protection interface module, it handles critical input/output signals for turbine safety logic and drives main trip actions (such as breaker control and emergency shutdown decisions).
Designed for real-time protection and condition monitoring in gas turbine and steam turbine automation, this module interfaces directly with terminal boards like the IS200TRPAH1A to enable sensor signal acquisition and the execution of safety commands.
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Functional Description
IS220PTURH1B is specifically designed for turbine control systems, performing real-time protection I/O processing:
Trip Logic Management: Processes discrete field inputs (such as emergency stop, speed sensor, voltage, and flame detector signals) and generates main trip outputs to ensure turbine operational safety.
I/O Interface: Connects field wiring via IS200TRPAH1A terminal boards, accommodating speed sensors, emergency stop loops, circuit breaker actuators, and switchgear contacts.
Rapid Safety Response: Designed to detect abnormal conditions and initiate protective actions (circuit breaker tripping/stop commands) with minimal delay, ensuring equipment and personnel safety.
Redundancy Support: Configurable for single-module or triple-module redundant (TMR) architectures to enhance availability and reliability of critical systems.
Industrial Applications
IS220PTURH1B is widely used in critical power generation and turbine control environments, including:
Gas Turbine Safety Systems: Primary protection logic for trip and emergency shutdown.
Steam Turbine Automation: Protection against overspeed, flame loss, and other hazardous conditions.
Combined Cycle Power Plants: Integrated with Speedtronic Mark VIe logic to ensure safe operation of generators and auxiliary systems.
Industrial Turbine Control Panels: Suitable for scenarios where system uptime and rapid fault response are critical.
Specifications
| Specification | Details |
|---|---|
| Model/Part No. | IS220PTURH1B |
| Product Type | Turbine Primary I/O Trip Pack |
| Manufacturer | General Electric (GE Fanuc) |
| Applicable Systems | GE Mark VI / Mark VIe Speedtronic turbine controls |
| Power Supply | 27.4–28.6 V DC nominal via control backplane |
| Voltage Detection Inputs | 16–140 V DC |
| E‑Stop Input Range | –15 V to +15 V DC |
| Speed/Control Inputs | 28 V DC sensor inputs |
| Compatibility | Supports simplex and TMR system configurations |
| Operating Temp. | –40 °C to +70 °C typical |
| Weight | ~0.8 kg – 3 kg |
| Country of Origin | USA |
Product FAQ – IS220PTURH1B
IS220PTURH1B
Q1: What is the primary function of the IS220PTURH1B?
A: This is the main trip protection I/O module within the Mark VI/VIe system, designed to process critical turbine signals and initiate protective actions such as circuit breaker tripping and emergency shutdown.
Q2: Which terminal block is required for safe operation in hazardous areas?
A: The IS200TRPAH1A terminal block must be used to comply with hazardous location standards and provide proper field signal interfaces.
Q3: Does it support redundant configurations?
A: Yes-this module is compatible with single-mode and TMR (Triple Module Redundancy) system configurations to enhance reliability.
Q4: What types of inputs and outputs can it handle?
A: It can process voltage detection, speed inputs, emergency stop (E-stop) signals, and circuit breaker control outputs within gas turbine and steam turbine protection circuits.
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