ENHANCED OPERATION With serial communications, the user can now easily monitor status of the application, such as the position of the Hand/Auto selection from the VFD. The user can also monitor the ...

BossTek, Peoria, Illinois, has announced that it is introducing an optional variable frequency drive (VFD) system to its lineup of dust suppression equipment that allows users to adjust airflow to ...

VFD drives commonly generate 5th, 7th, 11th, and 13th harmonics. So say we have a system with a fundamental frequency of 60 Hz, as supplied in the U.S. Its 5th harmonic is 5 × 60 = 300 Hz.

VFDs offer many benefits: principle among them the ability to save a substantial amount of energy during motor operation. In that sense, these devices represent both an attractive, “green” engineering ...

In fact, VFD-induced bearing damage is a large and growing problem. Most motor bearings are designed to last for 100,000 hours, yet motors controlled by VFDs can fail within one month.

A new system being implemented at the Milton Volunteer Fire Department is a game changer for emergency response."It’s called ...

LUBECK — Lubeck Volunteer Fire Department has purchased a LUCAS 3 Chest Compression System. The department said it is the first EMS agency in Wood County to own this device. The LUCAS 3 Chest ...

The HFD was also able to obtain new/used Self Contained Breathing Apparatus (SCBA) from TEEX to replace a 20-plus-year-old SCBA. The old SCBA were 30-minute bottles, but the new SCBA are 45-minute ...

The ServiceDrive ASD/VFD cable system includes cable with three conductors (stranded, insulated with heat- and moisture-resistant cross-linked polyethylene, and phase-identified) cabled together with ...