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  1. P

    Power Factor Issue

    One of the projects I am working on has a power factor issue Currently We have connected some Ventialtions Fans- 2x125Hp and 1x200 HP along with some 30HP Pumps-Direct on Line and a 150HP Compressor-Direct on Line Unti 8:30 this morning, the power factor read on the revenue meter was 0.89...
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    Sizing Neutral Grounding Resistors

    Need help in sizing neutral grounding resistors - 100 volts potention 13200V System with around 6 MVA Load SEL 551 Overcurrent Relay This is a confusing topic as everyone I talk to has a different understanding on why we need an NGR
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