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variable frequency drive

Hotel Cooling Tower Failure

On one of our 90 degree plus summer days, Horner received a call from a major Hotel near the Indianapolis Airport. The variable frequency drive (VFD) that operates their cooling tower was faulting and preventing the cooling tower from operating. For those who may not know what a cooling tower is, it is used to cool water that is then used to cool the air in the building, and/or cool equipment. So when it is hot, it is a very important piece of equipment. Jeff Meshishnek was sent out to look at the VFD. Jeff identified that the VFD was terminal [...]

Hotel Cooling Tower Failure2023-03-14T11:09:48-04:00

Toshiba Drive Assembly

        We are in the process of working on a project at a major University. What’s interesting is what they’re going to be using the equipment for once we’re completed. The Toshiba Medium Voltage Drive assembly has been put in place. It is 27 feet long and 8 feet tall. The unit is fed with 13,999 V power that reduced to 4160V through a built-in transformer that powers power to the 4160V VFD section of the unit. Horner Field Service Techs Rick Collins and Gary Anderson were able to set and connect the equipment on site with the [...]

Toshiba Drive Assembly2021-01-10T17:23:47-05:00

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