Intelligent Power Today Magazine

A new method to choosing personal protective equipment

BY JIM WHITE, Shermco Industries, Inc.

Table 130.7(C)(15)(a) in the 2012 edition of NFPA 70E: “Standard for Electrical Safety in the Workplace”, published by the National Fire Protection Association, has always been difficult for technicians and safety professionals to use in the field. Even though it has an outstanding record since being introduced in the 2000 edition of NFPA 70E, some members of the technical committee have been solidly against it.

One of those committee members stated that if the tables were eliminated, everyone would be forced to have an incident...

Line-interactive uninterruptible power supply (UPS) systems play a vital role in maintaining seamless operation during power outages. Their integration with backup generators, however, can pose challenges regarding synchronization and power quality.

While both UPS systems and generators serve as safeguards against power disruptions, their integration isn't always seamless. Understanding these compatibility concerns is crucial for ensuring reliable backup power and avoiding damage to sensitive equipment.

Visit Our UPS Systems Study Course

Voltage and Frequency Stability

Generators, particularly smaller portable models, may not provide the same level of voltage and frequency stability as utility power. Line-interactive UPS units are designed...