Answer / monty Fristly understand MCCB- module case circuit breaker & SFU- switch fuse unit SFU- it is a combination of a fuse and isolator MCCB-it is just like a MCB (miniature circuit breaker) but there is a small difference we can vary the range of MCCB means if you have 100A mvvb than you can use it for less than 100 A also but in MCB it is not possible so we can say that MCCB is a variable fuse. Answer / surya prakash GRR (Grid Rotot resistance) is a resistance box which is used for speed control of slipring Induction motor & save the power.The Induction motor having high starting torque needs resistance in rotor circuit by the use of GRR we can add the resistance in the circuit & increase the slip so torque, ones motor will start we reduce the resistance of GRR by Contactor,and at full speed shott all resistance. LRS is used where no speed control is required only high starting ... 0 Answers GE, full form of flry b 0 Answers KPIT, How is Grounding or Earthing achieved in Planes and Automobiles? 3 Answers ABC, what types battery chargers are there?wanted with details. 3 Answers SCS, 1.Can we use 6.6/11KV 300sq mm xlpe 3core cable for LT use (415 Volt). 2. If we use it for LT then what is the current rating 0 Answers What is full form of INDIAThe name India has been derived by the Britishers from the river Indus. One of the greatest civilization of the world namely Indus Valley Civilization existed along the banks of the river Indus (Sindhu in Hindi) and the name India is not a short form of Independent Nation Declared In August and the only logical reason is, that had the name India is a short form of Independent Nation Declared In August then it certainly will not be having a place in the name of the ...

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