Answer / upender

An isolator is an offload and a double pole switch which is used before and after the circuit breaker providing visible contacts to disconnect from the fault line when circuit breaker opens its contact

Answer / jitendra kuril

Isolator usred in switch gurd to isolate bus bar before or after vcb for maintance purpose

Answer / arshit rajapara

isolator is one type of switch which is isolate system at a faulty condition as well as maintenance purpose and it placed before and after cb.

Answer / soundararajan

electrical and electronics equipments production from overloads

What is the difference between relays and contactor construction wise?

0 Answers  

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What is a diode?

0 Answers  

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What is FM 200?

2 Answers   Dalkia,

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Why colled 440V to 3-phase supply.

0 Answers  

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what will be the neutral to earth voltage while checking by the Digital multimete? and why?

1 Answers  

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what solid earthing means?

3 Answers  

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my company total load is 1000kw, 415volt, all load are inductive load. incoming powerfactor is .8. we want to have0.95 pf connecting capacitors. so now how much rating of capacitors we have to connect? show how?

3 Answers  

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How neutral voltage for transformer decided? eg 33kv neutral voltage for 200MVA transformer?

1 Answers   MEIL,

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What is maximum load capacity of 800 VA inverter?

5 Answers  

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What is expand formation of AYFY cable

2 Answers   HP,

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In underground cables,we have a grading method called 'capacitance grading'.Why is it called 'capacitance grading' although we do not use any capacitor in it?

1 Answers  

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What is the maximum operating temperature for a thermoplastic insulated cable?

0 Answers  

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