Answer / muhammad

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please tell me formula of 3 phase induction motor under condition{1]when we 3 phase motor starts without load in star or delta connection?thanks

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. What is Electrical Life & Mechanical Life of Circuit Breaker? 2. What is Electrial Life & Mechanical Life of Magnetic Contactor? 3. What is RCD, RCCB & RCBO? 4. What is the Between defferance of RCD, RCCB & RCBO?

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i have installed my solar site of 6.7kw and is working perfectly , can somebody tell me that how can i measure my solar irradiation kw/day/sq m ?

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PAC and simple Ac different

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from which formula we select a capacitor rating?

0 Answers   CLG,

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Why there are semi conductor layers on conductor and XLPE insulation of HT cables

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why we are discharging h.t supply during shutdown time

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how can we connect a distance relay to CT core that is for backup protection or metering?

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132/66kv sub-station procation ?

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why the rating of a transformer in kva not in kw.

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How vfd saving power.

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What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.

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