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SPECIFICATIONS:
Part Number: IS2020LVPSG2A
Manufacturer: General Electric
Series: Mark VIe
Function: Low Voltage Power Supply Module
Input voltage: 230V AC
Output voltage: 2.5-7.5V, current up to 4A
Output voltage noise: < 5 mV RMS
Dimension: 261mm x 295mm x 50.8mm
Weight: 2.95 kg
Repair: 3-5 Days
Availability: In Stock
Country of Manufacture: United States (USA)
Manual: GEH-6421M
FUNCTIONAL DESCRIPTION:
IS2020LVPSG2A is a Low Voltage Power Supply Module manufactured and designed by General Electric as part of the Mark VIe Series used in GE Distributed Control Systems. A Low Voltage Power Supply (LVPS) module is an essential component in various electronic systems, designed to convert input power�typically from AC or high-voltage DC sources�into lower, regulated DC voltages needed to power circuits and devices. LVPS modules are widely used in industrial control systems, telecommunications, medical equipment, and computing environments, where they ensure stable power distribution to sensitive electronics.
These modules provide output voltages such as +5V, +12V, or +24V, depending on the specific requirements of the system. They often include critical protection features such as overvoltage protection (OVP), overcurrent protection (OCP), and short-circuit protection to safeguard the power supply and the devices it powers. Many LVPS modules also incorporate thermal management systems, like cooling fans or heatsinks, to prevent overheating and ensure reliable operation.
In mission-critical applications like turbine control systems, the LVPS ensures consistent and dependable power for control boards, processors, and communication modules. With built-in status indicators, they allow users to monitor performance, making it easier to detect faults or inefficiencies. Some LVPS modules are also designed for redundancy and hot-swapping, ensuring that power supply units can be replaced or maintained without interrupting the overall system.
INSTALLATION:
Preparation: Ensure the power source is turned off before installation to avoid electrical shock or damage to components. Verify that the LVPS module is compatible with the system's voltage requirements and power ratings. Check the physical space and slot allocation within the rack or control panel where the LVPS will be installed.
Mounting the LVPS: Slide the LVPS module into the designated slot in the rack or control enclosure, ensuring a secure fit. Use the mounting screws or fasteners provided to securely attach the LVPS module to the chassis.
Wiring: Connect the input power source to the input terminals of the LVPS (typically AC or high-voltage DC). Connect the output terminals of the LVPS to the designated power inputs of the devices or circuits it will supply, ensuring the correct polarity and voltage are maintained.
Testing: Once installed, check all connections, ensure no wires are loose, and power up the system. Verify that the LVPS is providing the correct output voltages by measuring them with a multimeter.
OPERATIONS:
Powering Control Electronics: The LVPS module converts incoming AC or high-voltage DC into regulated low-voltage DC outputs, such as +5V, +12V, and +24V, to power the control processors, communication interfaces, and input/output (I/O) modules that manage the turbine�s operation.
Ensuring Reliable Control: In turbine control, reliability is paramount. The LVPS ensures that voltage fluctuations or power interruptions do not affect the performance of the control system. Stable power is necessary for maintaining turbine speed, temperature control, fuel flow regulation, and other vital parameters.
Protection of Control Components: Turbine control systems operate in harsh environments, and any electrical disturbances can cause significant issues. The LVPS provides protection features such as overcurrent protection (OCP), overvoltage protection (OVP), and short-circuit protection, preventing damage to sensitive control electronics.
Support for Redundancy: Many turbine control systems employ redundant power supplies to ensure uninterrupted operation. If one power supply fails, the LVPS module ensures that backup power seamlessly takes over, preventing any disruption in turbine operations.
Monitoring and Diagnostics: LVPS modules in turbine control systems often come with built-in diagnostic features and status indicators (LEDs or digital displays) that monitor the health of the power supply. These indicators allow technicians to detect any power-related issues before they affect the control system's performance.
Hot-Swappable Capability: In critical applications like turbine control, the LVPS modules are often designed to be hot-swappable. This allows for the replacement or maintenance of the power supply without shutting down the entire control system, ensuring continuous turbine operation.
WOC has the largest stock of OEM Replacement Parts for GE Distributed 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 output voltages are typically provided by an LVPS in turbine control systems?
Common output voltages include +5V, +12V, +24V, and sometimes negative voltages like -12V, depending on the system�s needs. These voltages are regulated to ensure stable power for control electronics.
What happens if the LVPS module fails in a turbine control system?
If an LVPS module fails, it can disrupt the control system�s operation, potentially leading to turbine shutdowns, erratic behavior, or performance degradation. Many systems incorporate redundant power supplies to ensure uninterrupted power in the event of a failure.
How does the LVPS protect the turbine control system components?
The LVPS includes various protection mechanisms like overcurrent protection (OCP), overvoltage protection (OVP), and short-circuit protection, safeguarding sensitive control electronics from damage due to power fluctuations or faults.
How can I monitor the health of the LVPS in the turbine control system?
Most LVPS modules come equipped with status indicators such as LEDs or diagnostic interfaces that display operational status, voltage levels, and fault conditions. These indicators help monitor the power supply�s health and alert technicians to any issues.
What input power does the LVPS module typically accept?
LVPS modules in turbine control systems generally accept AC input (typically 110V or 220V) or high-voltage DC inputs, depending on the system design. It is essential to match the module�s input specifications with the available power supply.
