Category: Souq Kahraba Articles

TRANSFORMER PROTECTION AGAINST TEMPERATURE RISE, OVERLOADS, SHORT-CIRCUIT & OVERVOLTAGES

  When selecting the type of transformer cor­rectly electrical engineer needs to know its different electrical and thermal properties and the resistance to stresses due to faults or normal service of the transformer itself. This is crucial to know. Source: … read more

The disadvantages for the scheme are that it busbar fault it requires an additional voltage

quires dedicated CTs which adds extra cost. During iting varistor that is utilized to absorb energy. phase and earth fault settings to be identical.  High Impedance Differential Protection High impedance differential protection scheme has been in use for over fifty … read more