Input Voltage: 28 VDC

Output Current: 5 mA

Output Regulation: ±1%

Ripple and Noise: 50 mVp-p

Overload Protection: Current Limiting

Transient Protection: Surge Suppression

Diagnostic Indicators: 3 LEDs (Power, Current Limit, Fault)

Features

Regulated High-Voltage Output: The IS220PSFDH1A provides a highly regulated 335 VDC output to power the flame detectors, ensuring consistent and reliable performance.

Current Limiting and Transient Protection: The module incorporates advanced protection features, such as current limiting and surge suppression, to safeguard the flame detectors and the overall control system.

Diagnostic Indicators: Three LED indicators provide visual feedback on the input power status, current limiting, and fault conditions, facilitating easy troubleshooting and maintenance.

Robust Construction: The IS220PSFDH1A is designed with a rugged enclosure and components to withstand the harsh environments typically in turbine control applications.

Natural Convection Cooling: The module’s design allows for natural convection cooling, eliminating the need for fans or other active cooling mechanisms, which can improve reliability and reduce maintenance requirements.

Wide Operating Temperature Range: The IS220PSFDH1A can operate within a wide ambient temperature range of -30°C to +65°C (-22°F to +149°F), ensuring reliable performance in a variety of environmental conditions.

Compatibility

The GE IS220PSFDH1A is specifically designed to be compatible with the Mark VI Speedtronic turbine control system. It is a critical component within the Mark VI system, providing high-voltage power to the flame detectors used for turbine protection and monitoring.

The module is designed to integrate seamlessly with Mark VI’s power distribution and control architecture. It receives its input power from the JPDL (Power Distribution Board). It provides the regulated 335 VDC output to the flame detectors, typically connected to the TRPG (Turbine Trip Protection) terminal board.

Improving Performance of GE Mark VI Systems

The GE IS220PSFDH1A plays a crucial role in enhancing the performance and reliability of the Mark VI Speedtronic turbine control system in several ways:

Reliable Flame Detection: By providing a stable and regulated high-voltage power supply to the flame detectors, the IS220PSFDH1A ensures that the system operates consistently and accurately. This helps to promptly identify any potential combustion issues, enabling the control system to take appropriate actions to maintain safe and efficient turbine operation.

Improved System Uptime: The module’s robust design, protection features, and diagnostic capabilities help minimize downtime and maintenance requirements. This, in turn, contributes to the overall availability and productivity of the Mark VI system, as the turbine can operate for longer periods without interruptions.

Enhanced Safety: The IS220PSFDH1A’s role in powering the flame detectors is critical for the turbine’s safe operation. By ensuring reliable flame detection, the module helps to prevent potential safety hazards and mitigate the risk of catastrophic failures, ultimately safeguarding personnel, equipment, and the surrounding environment.

Simplified Maintenance: The module’s diagnostic LEDs and easy-to-access design simplify troubleshooting and maintenance of the flame detection system. This reduces the time and effort required for routine inspections and repairs, improving the overall efficiency of the Mark VI system’s maintenance program.

Applications

The GE IS220PSFDH1A Flame Detector Power Supply is primarily designed for use in the Mark VI Speedtronic turbine control system, which is widely employed in various industrial applications, including:

Power Generation: The Mark VI system, with the IS220PSFDH1A as a critical component, is commonly used in power generation facilities, such as combined-cycle power plants, cogeneration plants, and simple-cycle power plants, where gas turbines are the primary source of electricity generation.

Oil and Gas: The Mark VI system, including the IS220PSFDH1A, is often found in oil and gas production facilities, where gas turbines power compressors, pumps, and other critical equipment.

Petrochemical: In the petrochemical industry, the Mark VI system, with the IS220PSFDH1A, controls and monitors gas turbines in various processing units, such as refineries, chemical plants, and natural gas processing facilities.

Offshore Applications: The Mark VI system, with its rugged and reliable components like the IS220PSFDH1A, is well-suited for offshore oil and gas platforms, where the turbine control system must operate in harsh environmental conditions.

Industrial Facilities: The Mark VI system, incorporating the IS220PSFDH1A, can also be found in various industrial facilities, such as manufacturing plants, paper mills, and cement factories, where gas turbines are used for power generation, process heating, or mechanical drive applications.

Regardless of the specific application, the GE IS220PSFDH1A Flame Detector Power Supply plays a crucial role in ensuring the safe and efficient operation of the gas turbines controlled by the Mark VI Speedtronic system, contributing to the overall reliability and performance of these critical industrial assets.