DS200SDCIG1A GE DC Power Supply Board

DS200SDCIG1A DC Power Supply and Instrumentation Board | GE

DS200SDCIG1A DC Power Supply and Instrumentation Board | GE

Availability: 10 left in stock

The GE DS200SDCIG1A, also cataloged as the DS200SDCIG1 DC Power Supply and Instrumentation Board, operates as a dedicated hardware component...

SKU: DS200SDCIG1A

Manufacturer: General Electric
Product No.: DS200SDCIG1A
Product Type: Power Supply Boards
Product Origin: China
Payment:T/T, Western Union
Weight: 1180g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

The GE DS200SDCIG1A, also cataloged as the DS200SDCIG1 DC Power Supply and Instrumentation Board, operates as a dedicated hardware component for power distribution regulation and drive signal feedback execution within GE Mark V Turbine Control System platforms.

Hardware Specifications

Parameter	Specification
Model	DS200SDCIG1A
Brand	GE General Electric
Origin	USA
Weight	2.61 lb
Dimensions	Standard Mark V PCB slot assembly
Operating Temp	0 to 60 deg C
Power Consumption	Multi-rail DC/AC continuous load
Product Series	Mark V / Speedtronic
Functional Acronym	SDCI
Instruction Manual	GEI-100173
PCB Coating Style	Normal Coating
Functional Revision	Revision A
Voltage Outputs	+5 VDC (4 A), +/-15 VDC (0.4 A), +/-24 VDC, 115 VAC (0.4 A)
Fuse Count / Types	FU1 (115 VAC to 3TB), FU2 (+24/+15/+5 VDC), FU3 (-24/-5 VDC), FU5/FU6 (10 A field/MOV)
Drive Interface	DC2000 Drive Assemblies

Backplane Bus & Network I/O Specifications

The board incorporates backplane bus communication mechanisms designed to interface power supply status and signal instrumentation directly with the Mark V core controller. Internal hardware configurations feature dedicated jumper headers (JP1 for MD control source and JP2 for MA AC contactor drop-out timing control) alongside selector switch SW1 for scaling AC line burdens relative to nominal output current. Firmware compatibility relies on physical jumper alignments matching the system control hardware parameters. Channel instrumentation circuits continuously monitor motor field power, armature SCR gating drivers, armature voltage/current feedback, and AC line phase sequence parameters, providing high-density signal conversion for closed-loop drive execution.

Frequently Asked Questions

Q: What onboard power supply rails are generated and regulated by the DS200SDCIG1A?

A: The board features internal regulation circuits supplying +5 VDC at 4 A, +/-15 VDC at 0.4 A, +/-24 VDC, and 115 VAC at 0.4 A to support field instrumentation and local control logic.

Q: How do the diagnostic LEDs function during a fuse trip event?

A: Individual LED diagnostic indicators are positioned adjacent to each fuse (FU1 through FU6). Upon a fuse failure or overload event, the corresponding LED illuminates to indicate the specific open circuit path without requiring immediate physical disconnect.

Q: What primary signal instrumentation circuits reside on this module?

A: The board contains dedicated feedback circuits to instrument AC line and DC motor signals, including armature current, armature voltage, field current, AC line current magnitude, and AC line phase sequence.

Field Installation Guidelines

Power De-energization: Isolate all high-voltage sources and primary drive supply rails before opening the enclosure. Allow residual capacitive energy to dissipate completely. Verify zero-energy state across all terminals using a calibrated multimeter prior to touching board surfaces.
Handling Precautions: Maintain ESD mitigation practices by utilizing a grounded wrist strap attached to the metal cabinet frame. Hold the PCB by non-conductive edges or plastic mounting hardware to prevent component damage.
Cabling and Separation: When disconnecting flat ribbon cables, apply mechanical force evenly across both cable connector headers rather than pulling directly on the ribbon insulation to protect pin integrity.
Jumper Verification: Ensure physical jumpers JP1, JP2, and rotary switch SW1 are aligned precisely with the legacy board settings prior to mounting into the cabinet chassis.

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