GE DS200TCRAG1ACC Relay Output Board

The General Electric DS200TCRAG1ACC, also cataloged as the DS200TCRAG1 Relay Output Board, operates as a dedicated hardware component for high-current discrete command execution and actuator interface management within Mark V Speedtronic turbine control architectures.

Suffix Breakdown & Model Matrix

Hardware Specifications

Industrial Control System Characteristics

• Backplane bus communication velocity: The board interfaces with the Mark V backplane to receive logic commands for relay actuation. This is mandatory for executing turbine protective trips and auxiliary start/stop sequences.
• Profinet / EtherNet/IP deterministic networks: The board architecture is optimized for the proprietary Speedtronic backplane, providing deterministic timing for relay state transitions.
• I/O density scaling: The board supports high-capacity relay output channels, facilitating robust discrete control for turbine-driven machinery.
• Firmware flash compatibility: Operational parameters must be aligned with system firmware requirements. Verification of the hardware revision and software compatibility is mandatory to ensure correct relay logic execution.

Frequently Asked Questions

Q: Does the DS200TCRAG1ACC provide mechanical isolation for output loads?

A: Yes. The board utilizes onboard relays to provide galvanic isolation between the low-voltage control backplane and the high-current field loads.

Q: Is this relay board compatible with standard Mark V relay control cards?

A: Yes. It is designed as a direct component within the Mark V relay output architecture. Verification of existing part numbers and hardware revision levels is required for substitution.

Field Installation Guidelines

• Mounting: Secure the board into the designated Mark V rack slot. Given the mass of the relay assembly, ensure the board is fully supported by the rack guides to prevent connector stress.
• Grounding: Bond the board chassis to the rack earth bus. This is mandatory to prevent relay switching noise from impacting adjacent control circuitry.
• Wiring: Connect field-side actuator loads to the relay terminals. Adhere to specified voltage and current limits to prevent relay contact degradation. Maintain 150 mm separation from low-voltage signal wiring to prevent electromagnetic coupling from switched inductive loads.