Articles/Case Studies

Many facilities assume a Variable Frequency Drive provides complete electrical protection, but a VFD is primarily a control tool, not a system for monitoring voltage stability. Learn why reactive internal trips are often too late to prevent damage and how a preventative phase monitor creates a necessary shield for your most expensive industrial assets.

Electric motors rarely fail without warning. Most failures develop gradually due to mechanical stress, thermal degradation, and electrical imbalance that go undetected until it’s too late. This white paper explains how IEEE 493, IEEE 3004.8, and ISO 10816 work together to define a modern, standards-based approach to motor protection—one that focuses on detecting the conditions that cause failure, not just reacting to faults. Learn how combining electrical, thermal, and vibration monitoring at the MCC or feeder level can significantly reduce unexpected motor failures and improve overall reliability.

Mechanical motor failures often begin quietly, with subtle vibration changes appearing weeks or months before catastrophic failure occurs. This white paper explores why vibration monitoring is essential to effective motor asset management and how condition-based monitoring provides early warning of issues like bearing wear, imbalance, and misalignment. Discover how integrating vibration data with electrical and thermal monitoring enables predictive maintenance, reduces unplanned downtime, and extends motor life using modern smart protection systems.

Difference Between On-Delay and Off-Delay Timers Understanding the difference between an on-delay and off-delay timer is essential when designing or troubleshooting industrial control systems. While both are time-delay functions, they control when an output turns on or off in very different ways. This guide explains each timer type in plain terms, shows how they behave, and outlines where each is commonly used in real applications. What Is an On-Delay Timer? An on-delay timer, also called a delay-on-make timer, delays turning the output on after an input signal is applied. How an on-delay timer works (Diagram below) Voltage mains turn on...