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Conductor insulation and surge arrestors must be rated based on the line to-line voltage. Phase-to- neutral loads must be served through an isolation transformer.

Conductor insulation and surge arrestors must be rated based on the line to-line voltage. Phase-to- neutral loads must be served through an isolation transformer. Used: Up to 400 amps for 10 sec are commonly found on medium voltage systems. B)High Resistance Grounded: High resistance grounding is almost identical to low resistance grounding except that the ground fault current magnitude is typically limited to 10 amperes or less. High resistance grounding accomplishes two things. The first is that the groundfault current magnitude is These estimated charging currents increase if surge suppressors are present. Each set of suppressors installed on a low voltage system results in approximately 0.5 A of additional charging current and each set of suppressors installed on a 4.16kV system adds 1.5 A of additional charging current. A system with 3000KVA of capacity at 480 volts would have an estimated charging current of 1.5A.Add one set of surge suppressors and the total charging current increases by 0.5A to 2.0A. A standard 5A resistor could be used on this system. Most resistor manufacturers publish detailed estimation tables that can be used to more closely estimate an electrical system's charging current. Advantages: Question4/ Combine the following two chromosomes using the PMX method to form two new children (cut points) (r1=2) and (r2=6) Suppose indicators start from zero Chromosome 1 Chromosome 2 9 1 4 5 42 53 3 7 4 85 96 27 3 1 9 38 8

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