Great Prices! GE DS200SHVMG1AFE High‑Voltage M‑Frame Interface Board
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In Stock With Fast Shipping & Great Prices! GE DS200SHVMG1AFE High‑Voltage M‑Frame Interface Board – Essential Turbine Drive Control Module
If you’re sourcing critical industrial automation hardware for a GE turbine control system — especially those based on the Mark V platform — the GE DS200SHVMG1AFE is one of the most important interface boards you’ll need. This high‑voltage M‑Frame interface board plays a key role in conditioning and translating signals between silicon‑controlled rectifier (SCR) drives and power supply modules. And the best part? We have this model IN STOCK and ready to ship today at competitive pricing — ideal for urgent maintenance, retrofit projects, or system expansion.
In this comprehensive blog post, you’ll get a deep understanding of what the GE DS200SHVMG1AFE is, how it works, its technical features, typical applications, and why it is still widely used in demanding industrial environments.
What Is the GE DS200SHVMG1AFE?
The GE DS200SHVMG1AFE is a High‑Voltage M‑Frame Interface Board manufactured by General Electric as part of the Mark V turbine control system series. Functionally, it is classified as an SCR high‑voltage interface board — used to bridge high‑voltage signals from the power conversion and drive circuits (especially the SCR bridge) into conditioned and usable outputs for back‑end power logic modules such as the DCFB (DC Feedback Board), SDCI (Static Drive Control Interface), and the PCCA (Power Connect Card A).
This module is critical when connecting SCR‑driven excitation systems and high‑power motor drives to the main turbine controller, allowing accurate signal conversion and reliable operation of control logic under heavy electrical load conditions.
Technical Specifications
While GE does not always publish full official datasheets for legacy Mark V boards, supplier references and product inventories provide a clear picture of the DS200SHVMG1AFE’s functional and electrical characteristics:
Core Identification
Model: GE DS200SHVMG1AFE
Manufacturer: General Electric (GE)
Series: Mark V Turbine Control System
Function: High‑Voltage M‑Frame Interface Board (SCR drive interface)
Functional Acronym: SHVM (SCR High‑Voltage M‑Frame)
Instruction Manual: GEI‑100174 (reference for installation and jumper settings)
Signal Conversion & Interface
The DS200SHVMG1AFE performs signal conditioning and conversion for voltage and current signals originating from the M‑Frame drive’s SCR bridge. It typically:
Converts shunt voltage signals (–500 mV to +500 mV) into differential frequency outputs (0 – 500 kHz) via a voltage‑controlled oscillator (VCO) circuit.
Incorporates 10:1 current transformer attenuation selectable via jumpers for AC line current handling.
Provides interface outputs that are sent to downstream boards such as the DCFB and PCCA for power supply logic processing.
Physical & Connectivity Features
Plug Connectors: Typically 8 plug connectors such as CT1PL, CT3PL, DC1PL, DC2PL, ICPL, SQPL, IA1PL, IA2PL for integration into the control rack.
PCB Coating: Standard protective coating (normal PCB coating) to safeguard against dust and environmental contaminants.
Group & Revision: Part of Mark V Group 1 interface boards with specific revisions that address performance and reliability improvements over earlier models.
Mounting & Installation
Mounting: Board installs into a GE Mark V rack or chassis in a dedicated slot with secure backplane connections.
Compatibility: Designed to integrate with other DS200 module family boards as part of the Mark V system architecture.
How It Works
The DS200SHVMG1AFE acts as an interface between:
High‑voltage components (M‑Frame SCR bridges used in turbine drives and excitation systems)
Control logic boards that require frequency and conditioned inputs for power regulation and system stability
SCR bridges generate pulsed DC power that cannot be directly interfaced with low‑voltage control logic. The SHVM board uses attenuators and voltage‑controlled oscillators to convert these raw electrical signals into precise frequency‑based outputs that downstream boards can process. This ensures accurate power feedback, monitoring, and control under heavy load conditions — preventing noise, spikes, or unsafe signals from affecting the control logic.
Typical Applications
Despite being part of a legacy series, the DS200SHVMG1AFE remains widely used due to:
Power Generation & Turbine Control
In gas, steam, and combined cycle turbines where SCR drives are used for generator excitation or speed control, this module provides safe and accurate signal conversion needed for stable turbine operation and synchronization with electrical grids.
Industrial Drive & Motor Control
Applications involving high‑power motors or industrial drives — particularly where solid‑state power electronics are part of the drive chain — benefit from the board’s ability to condition high‑voltage feedback for control logic usage.
Retrofit & Maintenance
Many industrial plants continue to operate GE Mark V control systems due to their reliability and performance. The DS200SHVMG1AFE is often stocked as a replacement part or spare to ensure consistent uptime and avoid production disruption.
In Stock & Fast Delivery
Good news! The GE DS200SHVMG1AFE is available in stock right now — and can ship immediately to your facility or project site. Whether you’re handling an emergency replacement request or planning a preventive maintenance upgrade, availability matters — and this module is ready when you need it.
We offer competitive pricing, warranty options, and expedited worldwide shipping. Reach out today to secure this board and keep your automation systems running at peak efficiency!
Installation & Maintenance Tips
Power Off Before Handling: Wait several minutes after power is removed before installing/removing the module — capacitors may still hold charge.
Confirm Backplane Layout: Ensure installation slot and backplane interface match the DS200SHVMG1AFE specifications.
Secure Connections: Tighten connectors and confirm signal integrity after installation.
Check for Versions: Some revisions include improvements over earlier builds — consult manuals or supplier support if uncertain.
Final Thoughts
The GE DS200SHVMG1AFE High‑Voltage M‑Frame Interface Board remains a critical component for many legacy and specialized turbine control systems. Its ability to manage high‑voltage signals safely and convert them into control‑ready outputs makes it indispensable in industrial automation contexts. With in‑stock availability, fast shipping, and competitive pricing, now is the perfect time to secure this essential component for your automation infrastructure