ABB has released its Relion REF615R feeder IED. The REF615R was designed to offer an easy, quick and affordable way to upgrade ABB’s DPU2000R relay along with providing a 19-inch rack mount version of ...
In the first part of this series, featured in the February 2011 issue, we considered the selection of the protective devices of a low-voltage induction motor supplied from a motor control center (MCC) ...
Note: All Code references are based on the 2014 NEC. The NEC has separate sections for transformer feeder protection and transformer protection. Article 240 lists requirements for transformer feeder ...
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