In the NEC, the normal philosophy for circuit protection is to shut down equipment before allowing the supply conductors to overheat. Article 695 departs from this philosophy. The fire pump motor must ...

As a young driver/engineer and fire apparatus mechanic, I have a fascination with pump operations, water supply and fire apparatus mechanics in general. Time and time again, over the last 12 years of ...

Fire pump primers may not be glamorous, but priming systems are critical to pump drafting performance. Pulling a prime quickly is key to fast water delivery, a basic fireground necessity. Last month, ...

Article 695 covers the electric power sources and interconnecting circuits for electric motor-driven fire pumps. It also covers switching and control equipment dedicated to fire pump drivers. Article ...

Should you test your pump? You would think the answers would be a no-brainer; however, I’ll bet that if we conducted a survey around the country, we’d find that a large number of fire departments ...

It has been said, “You don’t know what you’ve got until it’s gone.” This concept can be all-too-familiar for anyone who has ever neglected a pump. A dependable pump isn’t truly appreciated when it’s ...

Pumps are often designed to operate at a single point known as the Best Efficiency Point (BEP). As components begin to wear, a pumps performance begins to decline, with operation away from this point ...