GE IS200AEPAH1A Mark VIe Wind Drive Board

Product Overview

General Electric manufactures the advanced IS200AEPAH1A drive board specifically for alternative energy pitch axis control applications. Furthermore, this specialized hardware component belongs to the renowned Mark VIe Wind turbine control system series. This modern module represents a direct functional upgrade over the original IS200AEPAH1 parent printed circuit board. Consequently, this specific A-rated revision increases overall operational efficiency and stabilizes wind turbine pitch mechanisms.

Hardware Architecture and Interface

In addition, the IS200AEPAH1A features seventeen vertical female-pin connectors ranging from two to twenty pins. Specifically, the board communicates with the processor via two distinct male pin connectors in the upper left corner. Meanwhile, users can establish robust external connections through two female phone plugs and one three-pin connector. Therefore, these specialized physical interfaces guarantee seamless integration with other vital industrial drive system components.

Hardware Protection and Diagnostics

To safeguard sensitive circuits, the IS200AEPAH1A aligns six metal oxide varistors in a single row. Moreover, these voltage-dependent variable resistors actively defend the delicate industrial module against sudden dangerous electrical surges. Additionally, several large plated holes in the board surface store energy and prevent severe voltage fluctuations. However, field technicians must install an auxiliary board using screws on the standoffs for complete deployment.

Operation and Safety Guidelines

For optimal reliability, the high-quality PCB features conformal coating to resist humidity, dust, and corrosive chemicals. Furthermore, this durable coating allows safe operation inside wind turbine towers under challenging environmental climates. Consequently, the module operates efficiently within a standard temperature spectrum of zero to sixty degrees Celsius. Finally, operators must use proper grounding straps during installation to ensure protection against dangerous lethal voltages.

Technical Specifications

Parameter	Technical Specification
Manufacturer	General Electric (GE)
Series	Mark VIe Wind
Part Number	IS200AEPAH1A
Functional Acronym	AEPA
Functional Description	Alternative Energy Pitch Axis
Module Category	Drive Board
PCB Coating	Conformal Coating
Functional Revision	1A (A-Grade)
Total Signal Channels	13 Channels
Analog Inputs	8 Inputs
Analog Outputs	1 Output
Discrete Inputs	20 Inputs
Discrete Outputs	1 Output
Relay Outputs	8 Outputs (12 Relays on board)
Encoder Interface	1 Incremental Encoder, 1 Absolute Encoder
Serial Communication	2 RS-485 Interfaces
Brake Control	1 Brake Control Output
Operating Temperature	0°C to 60°C (32°F to 140°F)

Physical Specifications

Country of Origin: United States of America (USA)
Estimated Dimensions: 33.0 cm x 22.8 cm x 3.5 cm (13.0 in x 9.0 in x 1.4 in)
Estimated Weight: 0.85 kg (1.87 lbs)

Why is the sole revision of the IS200AEPAH1A power supply board classified as a “functional” revision?

The single revision of the IS200AEPAH1A is classified as a functional revision because it introduces critical updates that directly enhance the operational efficiency and performance of the board within the GE Mark VIe Wind Series assembly. Unlike purely cosmetic or structural modifications, this revision focuses entirely on optimizing the board’s core electrical functionality.

What does the “IS200” prefix signify in the IS200AEPAH1A part number?

In the GE Mark VIe numbering convention, the “IS200” prefix serves a dual purpose: it identifies the printed circuit board (PCB) as a standard, domestically manufactured base model (typically produced in the USA) and indicates that it does not feature any non-standard or highly specialized assembly configurations.

What is the purpose of the Metal Oxide Varistors (MOVs) integrated into the IS200AEPAH1A hardware assembly?

The IS200AEPAH1A AE Power Supply board incorporates multiple Metal Oxide Varistors (MOVs) primarily for robust transient voltage surge protection. These components safeguard the sensitive downstream circuitry of the Mark VIe system by clamping overvoltage spikes to safe levels.