There was a time when the front bumper was the preferred location, and just about the only one, for fire pumps on motorized apparatus. Over the decades, pump locations have migrated to various ...

It’s not every project write-up that opens with a sentence like “I had this TURBOVAC 50 turbomolecular pump laying around…”, but then again not every write-up comes from someone with a lab as stuffed ...

Beyond the wheel, the most important mechanical equipment serving humanity is the centrifugal pump. Centrifugal pumps make modern quality of life possible. Turn on a faucet and a centrifugal turbine ...

DOWNERS GROVE, Ill., Nov. 24, 2020 /PRNewswire/ -- Quattroflow™, part of PSG and Dover (NYSE: DOV), today announced the availability of its new Q-Control Integrated Pump Controller, which is designed ...

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 ...

By monitoring the outdoor temperature, the Grant Aerona Smart Controller automatically adjusts the heat pump’s flow ...

Fig. 1. The minimum electrical requirements for installing fire pumps are found in Article 695. A general philosophy for most electrical installations is to provide ...

Now, the water level begins to decrease and the shorter sensor will be no longer in contact with the water, but IC1C output will be hold high by the signal return to pin #5 of IC1B, so the pump will ...

The ORB heat pump controller is a patent-pending fully integrated equipment intelligence system offering complete operating, monitoring, control, and diagnostics capabilities. It performs the ...