GE DS200SVMAG1 SRC Voltage Monitor Board

الوصف

The GE DS200SVMAG1 is an SRC Voltage Monitor Board designed for the General Electric Mark V Speedtronic Turbine Control System and its associated industrial Drive Control systems.

The core function of this board is to monitor critical high voltages within the drive’s power structure, specifically those associated with the SCR (Silicon Controlled Rectifier) bridge, for control and protection purposes.

Primary Function and Role

The DS200SVMAG1 board (often referred to by the acronym SVMA) is an interface board that performs the following key tasks:

1. SCR Bridge Voltage Monitoring: It takes voltage feedback signals directly from the high-voltage $\text{SCR}$ bridge components (the main power switching devices in a DC or AC drive).
2. Signal Attenuation: Since the voltages being monitored are high, the board’s circuitry attenuates (reduces) these large voltages to a safe, low-level signal that can be handled by the sensitive digital control electronics on the main processor boards.
3. Isolation (Implicit): Like most interface boards dealing with high power, it provides a degree of electrical isolation to protect the main Mark V control modules from voltage spikes and noise originating from the power circuitry.
4. Feedback to Control: The processed voltage signal is sent as feedback to the main control card (like the $\text{SDCC}$ or $\text{LDCC}$), allowing the Mark V system to precisely:
   • Regulate the output voltage/speed/torque of the motor.
   • Detect fault conditions such as overvoltage, undervoltage, or phase imbalances across the $\text{SCR}$ bridge.

In essence, the DS200SVMAG1 acts as the “eyes” for the Mark V controller, safely relaying real-time voltage data from the high-power section of the drive.

Part Number Breakdown

The full part number DS200SVMAG1 provides information on its lineage and revision: