Description

The IS215WEPAH2BDA is a wind energy pitch axis control module developed by General Electric for the Mark VIe Wind turbine control system series. This printed circuit board assembly acts as a high-reliability hardware interface designed to regulate pitch axis adjustments, rotor blade feathering positions, and mechanical braking variables. It operates as a paired unit with its accompanying IS200AEPAH1BPH backplane board, forming a complete technical control arrangement. Engineered to operate reliably without CAN bus dependency, the IS215WEPAH2BDA hosts dedicated physical data paths across three independent serial communication ports and an onboard network interface. The primary board assembly is treated with a specialized conformal protective surface coating to shield complex logic lines from harsh conditions. To suppress volatile voltage spikes, the board incorporates a built-in protective array of metal oxide varistors, making it ideal for high-vibration, mission-critical power generation environments across both simplex and dedicated triple modular redundant (TMR) structural layouts.

Features

• Controls and regulates critical wind energy pitch axis adjustments, motor torque, and emergency blade feathering profiles
• Functions as a matched structural kit combining the IS215WEPAH2BDA control card and IS200AEPAH1BPH backplane board
• Outfitted with a complete layer of conformal PCB surface coating for enhanced component environmental defense in aggressive process climates
• Integrates three distinct serial communication ports (COM1, COM2, and a micro-miniature 9-pin socket D connector)
• Supports direct localized networking paths using an onboard 10BaseT/AUI Ethernet connector interface
• Features four metal oxide varistors arranged strategically across the board quadrants for robust voltage surge protection
• Accommodates execution speeds across three distinct software frame rates ranging from ten to forty milliseconds
• Permits live application software updates under five distinct levels of structural password protection while the main process is running

Applications

• Utility-scale wind turbine pitch axis motor control loops
• Dynamic torque calculation and rotor blade feathering adjustment systems
• Simplex or triple modular redundant (TMR) wind energy control installations
• Harsh-environment industrial power generation telemetry

Technical Specifications

Connections/Interfaces

Installation Guidelines

• Board Mechanical Mating: Mount the control card and securely mate it onto the companion IS200AEPAH1BPH backplane assembly, ensuring all structural connection ports align.
• Rack Placement: Slide the completed control module into a single designated slot of a 13-slot or 21-slot VME rack housed inside the main cabinet container.
• Electrical Input Constraints: Ensure the primary power lines connected to the board match the rated 125 VDC input parameters to prevent damage to the overvoltage suppression components.
• Auto Mode Configuration: Verify via system parameters that the auto mode dropout delays are correctly calibrated against the heartbeat timeouts to guarantee appropriate controlled feather actions during communications losses.