DS3800NLCB1M - Analog Load Commutated Inverter Card

SPECIFICATIONS

Part No.: DS3800NLCB1M
Manufacturer: General Electric
Country of Manufacture: United States of America (USA)
Product Type: Analog Load Commutated Inverter Card
Availability: In Stock
Series: Mark IV

Functional Description

DS3800NLCB1M is an Analog Load Commutated Inverter Card developed by GE. It is a part of the Mark IV control system. An Analog Load Commutated Inverter (LCI) Card is a component used in Load Commutated Inverter drive systems. Responsible for performing control and signal processing tasks in the LCI system, ensuring efficient operation and synchronization.

Features

• Analog Control: The card is engineered for precise analog signal processing, which ensures seamless communication and control of load commutation processes in inverter systems.
• High Reliability: Built to withstand demanding industrial conditions, this card offers robust performance, minimizing downtime and maintenance needs.
• Modular Design: The card is designed for easy installation and integration into the Mark IV system, allowing quick replacements or upgrades when necessary.
• Signal Processing: Processes feedback signals from the motor and drive system, such as voltage, current, and speed. Ensures proper commutation of the thyristors in the inverter circuit.
• Control Functions: Maintains precise control of the motor's speed and torque. Adjusts the firing angles of thyristors to achieve optimal performance and minimize losses.
  Voltage and Current Monitoring: Monitors the motor's terminal voltage and current for stability and safety. Protects the system by detecting faults like over-voltage, over-current, or incorrect firing sequences.
• Analog Outputs: Provide analog signals for further processing or interfacing with external systems. May be used to control other components in the system, such as exciter circuits.

Advantages

• High efficiency in converting power for large-scale applications.
• Robust control of synchronous machines with excellent dynamic response.
• Reduced harmonic distortion compared to other drive systems.

The WOC team is always available to help you with your Mark IV requirements. For more information, please contact WOC.

Frequently Asked Questions

What is DS3800NLCB1M?
It is an Analog Load Commutated Inverter Card developed by GE under the Mark IV series.

What are the primary functions of an Analog LCI Card?
Signal processing for voltage, current, and speed feedback. Thyristor firing angle control. Monitoring and protecting the drive system. Providing analog outputs for system control and diagnostics.

How do I maintain an Analog LCI Card?
Regularly inspect connections for wear and tear. Keep the card and its environment clean from dust and debris. Perform periodic calibration and testing as per manufacturer recommendations.

What are common issues with Analog LCI Cards?
Faulty thyristor firing leading to improper commutation. Signal distortion or noise affecting feedback accuracy. Component aging resulting in reduced reliability.