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SPECIFICATIONS:
Part Number: IC3603A291A
Manufacturer: General Electric
Product Type: Rectifier Isolator Assembly Module
Series: Mark I & II
Power Supply Voltage: 24 V dc
Supply Voltage Range: 18-56 VDC
Block Power: 24/48 Volts DC
Output response time: 1.0 msec
Operating temperature: 10 to 40 ºC
Size: 8.83 (22.44cm) x 3.50 (8.89cm) x 3.94
Availability: In Stock
Country of Origin: USA
FUNCTIONAL DESCRIPTION:
IC3603A291A is a Rectifier Isolator Assembly Module manufactured and designed by General Electric as part of the Mark II Series used in GE Speedtronic Control Systems. A Single Rectifier Isolator Assembly Module is typically used in industrial power and control systems to convert alternating current (AC) to direct current (DC) while isolating the output from the input. This isolation protects sensitive equipment and circuits from high-voltage transients or faults on the AC side, and it ensures that the DC output remains stable and safe for connected components. The rectifier within the assembly converts alternating current (AC) generated by the turbine’s alternator into direct current (DC), which is necessary for various control and monitoring systems, as well as for charging battery systems that provide backup power.
The isolation aspect of the module is crucial in turbine control applications. It protects sensitive control circuits, sensors, and electronic components from high voltage spikes or faults present in the AC supply. This isolation ensures that any disturbances on the AC side do not propagate to the control systems, enhancing reliability and safety. Furthermore, the filtering capacitors in the module smooth out the pulsating DC output from the rectifier, providing a stable voltage supply essential for the precise operation of control algorithms and actuators that manage turbine functions, such as speed regulation, load balancing, and emergency shutdown protocols.
FUNCTIONS:
AC to DC Conversion: The primary function of the rectifier is to convert the alternating current (AC) generated by the turbine's alternator into direct current (DC). This conversion is essential for powering various electronic control and monitoring systems.
Electrical Isolation: The module provides electrical isolation between the AC input and the DC output, which is crucial for protecting sensitive control equipment from high-voltage transients or faults that could occur on the AC side. This isolation helps ensure the safety and integrity of the turbine control system.
Voltage Stabilization: Some modules include voltage regulation features that maintain a consistent DC output voltage, even when the input voltage fluctuates or when the turbine operates under varying load conditions. This stability is vital for the reliable operation of control algorithms and sensors.
Ripple Filtering: The module contains filter capacitors that smooth out the pulsating DC output from the rectifier, reducing voltage ripples. A stable DC voltage is essential for accurate measurements and stable operation of electronic components.
Overload and Short-Circuit Protection: Many rectifier isolator assemblies are equipped with protection circuits, such as fuses or circuit breakers, to prevent damage to the system during overload conditions or short circuits. This protection is vital in maintaining operational safety and system longevity.
WOC has the largest stock of OEM replacement parts for GE Speedtronic Gas Turbine Control Systems. We can also repair your faulty boards and supply unused and rebuilt boards backed up with a warranty. Our team of experts is available round the clock to support your OEM needs. Our team of experts at WOC is happy to assist you with any of your automation requirements. For pricing and availability on parts and repairs, kindly contact our team by phone or email.
What is a Single Rectifier Isolator Assembly Module?
A Single Rectifier Isolator Assembly Module is an electrical component that converts alternating current (AC) generated by turbines into direct current (DC) while providing electrical isolation to protect sensitive control systems from high-voltage transients.
Why is electrical isolation important in turbine control systems?
Electrical isolation is crucial because it protects sensitive electronic components from potential damage caused by high voltage spikes or faults on the AC side, ensuring the safe and reliable operation of turbine control systems.
How does the rectifier work within the module?
The rectifier converts AC into DC by allowing current to flow in one direction only, typically using diodes. This process results in a pulsating DC output, which may then require smoothing through filtering components.
