Digital guide
You are here:
GE DS2020LPPA341A
Product Name: GE DS2020LPPA341A Line Protection Board.
Product Introduction: This is a line protection circuit board developed by General Electric for the Mark V series turbine control system. It is designed to protect the control system from electrical faults such as overvoltage, undervoltage, and short circuits, while providing isolation between the control system and power supply.
Detailed content
Technical Specifications:
- Manufacturer: General Electric (GE)
- Series: Speedtronic™ Mark V
- Product Type: Line Protection Board (sub-card)
- Power Supply: 115/230 VAC, single-phase
- Dimensions: 3.5 in × 7 in
- Weight: 2 lbs
- Enclosure: Metal, bottom-open
- Jumpers: 7 (JP1–JP7)
- Terminal Blocks: 2, each with 3 terminals
- Main Connector: 40-pin connector to ribbon cable
Functional Features: Protects against overvoltage, undervoltage, and short circuits; provides isolation between control system and power supply; includes test points for diagnostics; A-rated functional product revision for enhanced operational capability.
Application Scenarios: Steam and gas turbine control; power plants; oil & gas industry; pulp & paper industry. Note: GE no longer manufactures this module, but third-party suppliers provide repair and refurbishment services.
Structural Characteristics: Sub-card mounted on a bracket of another drive component; screw holes at each corner align with bracket; processes signals from the host component and returns generated signals back.
Installation Requirements: Mount on the designated bracket aligning corner screw holes; pay close attention to ribbon cable routing before removing old board — photograph cable routing to ensure correct reinstallation; connect the 40-pin connector to the ribbon cable linking to other functional areas of the drive.
Usage Notes: Because GE no longer manufactures this module, source from qualified refurbished/repair suppliers; verify jumper (JP1–JP7) positions match original configuration during replacement.
