Answer Posted / nasir sharif

The earth resistance value can be checked by the use of
earth resistance tester (called megger earth tester). The
best earth resistance should be less than one ohm & ideally resistance is Zero ohm but the
permissible value is less than 5 ohm

How to Calculate Current Rating of SDFU (Switch Disconnector Fuse unit) for Protectionof Capacitor Bank connected to Busbar of 800Amp,in LV side of 11/0.433KV, 250KVA Transformer?

5399

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whats the existence of reactive power and when it arises?

2128

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Direction of flow of active power and reactive power with logic?

1754

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If SFU is Switch Fuse Unit, What is the expansion for FSHF in Electrical Engineering?

2589

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What are the functions of different probes used in cro?

1195

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what is the minimum voltage require to injure our body?

6942

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Is there any Electrical supervisor license which gives permit to work whole India rather than individual state??

1871

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What is open delta Xformer? It's adavntages & Use?

2229

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WHTA IS LIMT OF LEAKGE CURRENT OF 11 KV 1 CORE 1000SQ.MM. XLPE CABLE.LOAD ON CABLE IS AROUND 600AMP .LENGTH 500 MTRS.

2143

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1. How many types of mangers? 2.How many types of capacitors? 3.pls tell me normally types alternator problems?

2335

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sir please tel me how calucalte kwh if home taken load 30ams how maney kwh taken per day.and 3phase motor 5hp per hars how maney load teken and how mach kwh and forward me to electrical table for calicalte kwh and kvr and kvah

3974

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any one can explain what is the size of pvc,armoured, various sizes of powr cable dia?

1922

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difference bewteen reverse current and alternating current

2226

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From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?

1783

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What is the source of dependent source ?

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