Answer / jitesh

900KVA transformer suitable

We use MCCB not MCB for motor starters because MCCBs has capablity to drawout the motor starting current which is 5-6 times the full load current of motor for 1sec. Then why we use SDF in starter panel means MCC panels. Pls reply if any one knows this answer.

1 Answers  

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how braking & making capacity of circuit breaker are calculated?

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Here iam a question with SYNCHRONIZATION PANNEL related issue, as i want to design a SYNC.pannel board iam giving the 2 nos of 1MVA Generators to sync pannel , then what wil be the out put of the sync pannel, whether it wil be one cable coems from the sync panel or two cables.. as iam using two transformers to meet my load demand, so pls clear me whether two cables comes from sync panel to connect to transformers or only one cable

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in trains i have seen the terminal which is connected at the top of the train is positive .where is negative ? track? i dont think so

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What are the condition for parallel operation of transformers?

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What are the conditions to be satisfied before connecting two DC generators in parallel?

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