DS3800NEPA - Motor Exciter Power Supply Board

SPECIFICATIONS:

Part Number: DS3800NEPA
Manufacturer: General Electric
Series: Mark IV
Product Type: Motor Exciter Power Supply Board
Number of channels: 12
Operating temperature: -30 to 55 degrees Celsius
Size: 8.25 cm high x 4.18 cm
Repair: 3-7 Day
Availability: In Stock
Weight: 2 lbs
Country of Origin: United States

FUNCTIONAL DESCRIPTION:

DS3800NEPA is a Motor Exciter Power Supply Board manufactured and designed by General Electric as part of the Mark IV Series used in GE Speedtronic Gas Turbine Control Systems. A motor exciter power supply board, also known as a motor excitation board or exciter field power supply board, is an electronic circuit board used in electrical power systems to provide the necessary power for the excitation field of a motor or generator. The excitation field refers to the magnetic field produced by the exciter winding of a synchronous motor or generator. This magnetic field is essential for the operation of the motor or generator, as it enables the conversion of electrical energy to mechanical energy or vice versa. The motor exciter power supply board plays a crucial role in maintaining the excitation field by regulating and supplying the required DC (direct current) power to the exciter winding. It typically consists of electronic components such as transformers, rectifiers, voltage regulators, capacitors, and control circuits.

FEATURES:

Power Input: The board receives an AC (alternating current) power supply from the main power source or an auxiliary power system.

Transformer: The AC power is first passed through a transformer to step up or step down the voltage to the desired level.

Rectification: The transformed AC voltage is then converted into DC voltage using rectifier circuits, typically composed of diodes or thyristors. This process ensures that the exciter winding receives a steady DC power supply.

Voltage Regulation: The rectified DC voltage may undergo further regulation to maintain a constant output voltage. Voltage regulators, such as integrated circuits or discrete components, are employed to achieve this stability.

Filtering and Smoothing: Capacitors and filters are used to remove any remaining ripple or noise from the rectified and regulated DC voltage. This ensures a clean and stable power supply for the exciter field.

Output Connection: The final output of the motor exciter power supply board is connected to the exciter winding of the motor or generator. The excitation field is established, enabling the motor or generator to function properly.

WOC maintains the largest inventory of Replacement parts for GE Speedtronic control systems. Additionally, we offer warranty-backed unused and rebuilt boards as well as board repairs for your damaged ones. For your OEM needs, our team of professionals is available around-the-clock. We at WOC are happy to help you with any needs you may have in terms of automation. Please contact our team by phone or email for pricing and availability on any components and repairs.

FREQUENTLY ASKED QUESTIONS:

What is the purpose of a motor exciter power supply board?

A motor exciter power supply board is designed to provide regulated and stable DC power to the exciter field of a motor or generator. It ensures that the excitation field is maintained at the required level, allowing the motor or generator to operate efficiently and produce the desired output.

What types of motors or generators use motor exciter power supply boards?

Motor exciter power supply boards are commonly used in synchronous motors and generators. These include large industrial motors and generators used in power plants, oil refineries, manufacturing facilities, and other applications where precise control of excitation is necessary.

What are some common issues or troubleshooting steps for motor exciter power supply boards?

Some common issues that may arise with motor exciter power supply boards include voltage fluctuations, component failures, or improper regulation. Troubleshooting steps may involve checking the input power supply, inspecting the board for any visible damage or loose connections, testing components using appropriate measuring equipment, and referring to the manufacturer's documentation or contacting technical support for further assistance.