DS3800NPPC1J - Power Supply Board on Module PSCC

SPECIFICATIONS:

Part Number: DS3800NPPC1J
Manufacturer: General Electric
Series: Mark IV
Product Type: Power Supply Board on Module PSCC
Wide power-supply range: ±90 V (180 V)
High-output load drive: ±45 mA
Board Size: 60.96 x 41.28 mm
Operating Temperature: 0 - 50° C
Weight: 0.15 Kg
Country of Origin: USA
Availability: In Stock

FUNCTIONAL DESCRIPTION:

DS3800NPPC1J is a Power Supply Board on Module PSCC manufactured and designed by General Electric as part of the Mark IV Series used in GE Speedtronic Gas turbine control systems. The Power Supply Board on the Module (PSCC) for a turbine control system is a critical component that ensures the reliable and stable operation of the turbine by providing the necessary power to the control electronics and sensors. In a gas or steam turbine, the PSCC would typically be integrated into the control cabinet. It would convert the high-voltage AC power from the generator or grid into low-voltage DC power required by the turbine control electronics. The PSCC would power the PLC (Programmable Logic Controller), HMI (Human-Machine Interface), and various I/O modules that interface with sensors and actuators. By providing stable and reliable power, the PSCC ensures that the control system can continuously monitor the turbine's performance, execute control commands to adjust operating parameters and respond to any faults or anomalies in real-time. Here's a detailed overview of its key features and functions:

KEY FEATURES:

Power Conversion and Regulation:

• AC to DC Conversion: Converts AC power from the grid to the DC power required by the control system.
• Voltage Regulation: Ensures stable DC output despite fluctuations in input voltage or changes in load conditions.

Protection Mechanisms:

• Overvoltage Protection: Prevents damage to the control electronics by clamping or cutting off power when voltage exceeds safe levels.
• Overcurrent Protection: Limits the current to prevent overheating and damage to components.
• Short Circuit Protection: Detects and isolates short circuits to prevent system damage.
• Thermal Protection: Shut down or throttle the power supply if it overheats.

Power Distribution:

• Multiple Output Rails: Provides different voltage levels (e.g., 5V, 12V, 24V) as required by various components in the control system.
• Isolated Outputs: Isolates different sections of the control system to prevent interference and improve reliability.

Monitoring and Diagnostics:

• Status Indicators: LEDs or digital indicators for power on, fault conditions, and operational status.
• Remote Monitoring: Interfaces for monitoring power supply status remotely, often via a SCADA system.

Interfaces and Connectivity

• Connectors: Reliable connectors for integrating with control system components.
• Communication Interfaces: Supports communication protocols (e.g., CAN bus, Modbus) for integration with the control system.

FUNCTIONS IN A TURBINE CONTROL SYSTEM:

• Powering Control Electronics: Provides stable power to the central control unit, which processes sensor data and executes control algorithms.
• Powering Sensors and Actuators: Supplies power to various sensors (temperature, pressure, speed) and actuators (valves, relays) that are essential for monitoring and controlling the turbine operation.
• Ensuring System Reliability: The PSCC is designed to handle harsh operating conditions, such as high temperatures and electrical noise, ensuring continuous operation of the turbine control system.
• Safety and Redundancy: Often includes redundant power supply modules to ensure continuous operation even if one module fails, which is critical for the safety and reliability of the turbine.

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.

FREQUENTLY ASKED QUESTIONS:

Does the PSCC support remote monitoring?

Many modern PSCCs support remote monitoring via communication interfaces such as CAN bus or Modbus. This allows for real-time monitoring and diagnostics through a SCADA system or similar platform.

What is the role of redundancy in a PSCC?

Redundancy ensures continuous operation even if one PSCC module fails. Redundant power supply modules are often used in critical applications to enhance reliability and prevent system downtime.

What are the common indicators of a PSCC?

Common indicators include LEDs or digital displays showing power status, fault conditions, and operational status. These indicators help with monitoring and diagnostics.