Description
GE DS200RTBAG3AHC Relay Terminal Board Product Description
Product Overview
GE DS200RTBAG3AHC is a Relay Terminal Board designed for the GE Mark V Speedtronic control system and GE industrial drive platforms. As an optional relay interface board within the GE DS200 series, GE DS200RTBAG3AHC provides additional relay output capability, electrical isolation, and field signal switching functions for turbine control and drive applications. The board is installed inside the drive cabinet and extends the control system’s ability to interface with external devices, alarms, interlocks, and auxiliary equipment.
The GE DS200RTBAG3AHC belongs to the Mark V DS200 terminal board family and functions as a relay expansion and signal distribution module. The board contains multiple relay channels that can be controlled either directly from pilot relay outputs or remotely by the user control system. Through its relay contacts and terminal connections, DS200RTBAG3AHC provides a convenient interface between low-level control signals and external field equipment requiring isolated switching contacts.
Designed for industrial automation environments, GE DS200RTBAG3AHC features a rugged PCB assembly with multiple terminal points for field wiring. It supports GE Mark V turbine control cabinets, excitation systems, and industrial drive applications where reliable relay switching and signal isolation are required. By providing flexible relay interfacing capability, DS200RTBAG3AHC helps improve system integration, simplify maintenance, and extend the service life of existing GE control installations.
Technical Specifications
| Parameter | Description |
|---|---|
| Product Model | DS200RTBAG3AHC |
| Manufacturer | General Electric (GE) |
| Product Series | GE Mark V DS200 |
| Product Type | Relay Terminal Board |
| Functional Name | RTBA Relay Terminal Board |
| Main Function | Relay expansion and field signal interface |
| Relay Quantity | 10 relay channels |
| Terminal Points | 52 terminal connection points |
| Relay Contact Type | Form A / Form C contacts (configuration dependent) |
| Interface Function | Control signal switching and electrical isolation |
| Application | Mark V turbine control and GE drive systems |
| Installation Method | Drive cabinet panel mounting |
| Input Source | Pilot relay outputs or external user control signals |
| Output Function | Isolated relay contact outputs |
| PCB Construction | Industrial-grade printed circuit board assembly |
| Revision Level | Functional Rev A / Group 3 / Artwork Rev H / Coating Rev C |
Main Features and Advantages
Multiple Relay Output Expansion
The primary function of GE DS200RTBAG3AHC is to expand relay output capability within GE Mark V control systems. The board provides ten relay channels that allow the controller to operate external devices such as alarms, contactors, annunciators, and auxiliary control circuits.
Electrical Isolation Between Control and Field Devices
GE DS200RTBAG3AHC provides relay-based electrical isolation between sensitive control electronics and external field circuits. This isolation helps protect the main controller from voltage fluctuations, electrical noise, and external switching disturbances.
Flexible Contact Interface
The relay contacts on DS200RTBAG3AHC support different wiring configurations, including normally open, normally closed, and common connections depending on relay application requirements. This flexibility allows engineers to adapt the board for various industrial control functions.
Large Terminal Connection Capacity
With 52 terminal points, GE DS200RTBAG3AHC provides extensive field wiring capability. The terminal arrangement simplifies connection of external devices and improves cabinet wiring organization.
DS200RT8AG3AHC
Reliable Mark V System Compatibility
As a dedicated GE Mark V DS200 component, DS200RTBAG3AHC is designed for integration with existing Speedtronic turbine control systems and GE drive cabinets. It is commonly used as a replacement board for maintaining legacy automation systems.
Industrial-Grade Construction
Industrial control environments require components that can withstand electrical interference, temperature variation, and continuous operation. GE DS200RTBAG3AHC is manufactured with industrial PCB technology suitable for long-term operation inside control cabinets.
Simplified Maintenance and Troubleshooting
The modular terminal board design allows maintenance personnel to replace relay interface hardware without replacing complete control assemblies. Clear terminal identification helps reduce troubleshooting time during system maintenance.
Extended Lifecycle Support
Many GE Mark V systems remain active in power plants and industrial facilities worldwide. GE DS200RTBAG3AHC provides a practical spare and replacement solution for extending the operational life of existing GE automation equipment.
Application Areas
Gas Turbine Control Systems
GE DS200RTBAG3AHC is widely used in GE Speedtronic turbine control cabinets to provide relay outputs for auxiliary equipment control, alarm circuits, and status indication systems.
Steam Turbine Automation
Steam turbine systems require reliable relay interfaces for protection, monitoring, and auxiliary control functions. DS200RTBAG3AHC supports these applications by providing isolated switching contacts.
Generator Excitation Systems
GE excitation systems often require additional relay interfaces for control signals, alarms, and protective functions. GE DS200RTBAG3AHC provides flexible relay expansion capability.
Industrial Drive Systems
Large industrial drives use relay outputs for equipment status, fault indication, and external interlocking. DS200RTBAG3AHC supports reliable communication between drive controllers and field equipment.
Power Generation Facilities
Power plants depend on stable turbine control hardware for continuous operation. The relay interface capability of DS200RTBAG3AHC helps maintain dependable control of auxiliary systems.
Industrial Retrofit Projects
For facilities operating legacy GE Mark V systems, DS200RTBAG3AHC is commonly used during repair, refurbishment, and lifecycle extension projects.
Related Products
- GE DS200RTBAG3A – Base Relay Terminal Board model related to DS200RTBAG3AHC.
- GE DS200TCRAG1A – Relay Output Terminal Board used in GE Mark V systems.
- GE DS200TCEAG1A – Emergency Overspeed Protection Terminal Board.
- GE DS200SIOCG1AEA – Stand I/O Control Board for GE Mark V systems.
- GE DS200SDCCG1A – Drive Control Card used in GE control architectures.
- GE DS200LDCCH1AKA – Drive Control and LAN Communication Board.
- GE DS200DCFBG1BNC – DC Feedback Board for GE drive systems.
- GE DS200PCCAG1ACB – Power Connect Card for GE SCR drive interfaces.
