Description

Product Overview

The Allen Bradley 80173-110-02-3, often identified as the GU-D15 or GUD15 board, is a high-reliability thyristor trigger module designed for precise power regulation. This unit acts as a critical interface for industrial switching applications, converting control signals into gate-trigger pulses for high-capacity power semiconductors.

Advanced Power Regulation and Triggering

The 80173-110-02-3 module excels in managing heavy-duty AC loads by providing stable gate triggering for thyristor-based power stacks. It effectively handles input voltages ranging from $100$ to $480$V AC and supports operational currents between $15$ and $25$A. Because it utilizes a gate trigger voltage of $3$ to $12$V DC and a trigger current of $50$ to $150$mA, the board ensures highly responsive phase-angle or burst-fire control. This precision makes the module indispensable for managing power factor correction systems and high-stability industrial heating processes.

Control System Integration and Safety

Rockwell Automation engineered this module to bridge the gap between low-level PLC logic and high-power field devices. The unit accepts industry-standard $4$ to $20$mA or $0$ to $10$V DC control inputs, which allows for seamless integration into existing automation architectures. To protect sensitive control electronics, the board features a high isolation rating of $2500$V AC. This robust electrical barrier prevents high-voltage transients from migrating back to the processor, thereby enhancing overall system reliability and operator safety in complex electrical environments.

Industrial Durability and Application

This thyristor unit performs reliably across a broad thermal spectrum, maintaining stable operation from $-20$°C to $+60$°C. While the module requires current derating when operating above $40$°C, its ruggedized construction ensures longevity in demanding cabinet installations. Transitioning between various roles, the 80173-110-02-3 frequently serves in AC motor soft starters, variable speed controllers, and commercial lighting regulation systems. Its compact dimensions and standardized mounting points facilitate quick integration into power distribution panels and motor control centers (MCCs).

Technical Specifications