Interruption of large currents by relay requires

Related MCQs

• Interruption of large currents by relay requires
• Admittance relay is _______ relay.
• To prevent mal operation of differentially connected relay while energising a transformer, the relay restraining coil is biased with
• The current zero interruption, in oil and air blast circuit breakers, is achieved by
• When does the arc interruption in oil circuit breaker take place?
• To reduce short circuit fault currents are used.
• For which of the following protection from negative sequence currents is provided ?
• The making and breaking currents of a 3 phase ac circuit breakers in power systems are respectively in ________form.
• Short-circuit currents are due to
• The relay operating speed depends upon