Frequency behavior of the residual current devices

Z Erdei, M Horgos, C Lung… - IOP Conference …, 2017 - iopscience.iop.org
This paper presents an experimental investigation into the operating characteristic of
residual current devices when in presence of a residual current at a frequency of 60Hz. In …

MCCB warm adjustment testing concept

Z Erdei, M Horgos, A Grib… - IOP Conference Series …, 2016 - iopscience.iop.org
This paper presents an experimental investigation in to operating of thermal protection
device behavior from an MCCB (Molded Case Circuit Breaker). One of the main functions of …

Simulation of defects on contactor coil

Z Erdei, M Horgos, O Zetea - IOP Conference Series: Materials …, 2017 - iopscience.iop.org
By definition, a coil is an electrical passive device, which have two terminals, use in
electrical circuits to keep the power in magnetic field or to detect the magnetic fields. In …

[PDF][PDF] INCREASING INDUCTION MOTORS EFFICIENCY BY REDUCING ELECTROMAGNETIC LOADS

O Chiver, EPOP NEAMT, E Pop - Carpathian Journal of Electrical …, 2014 - academia.edu
The efficiency of any device is a major problem today. The design and construction of high
efficiency motors is strongly required from the viewpoint of reducing energy consumption …