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Answer :

MCB Full: Mauritius Commercial Bank.

Related questions

Description : What is the function of MCB ?

Last Answer : MCB's job is to automatically disconnect the circuit from the source by turning it on and off.

Description : What are the difference MCB and CB?

Last Answer : The main difference between MCB, RCCB, and Isolators Isolators are generally used in power system while on the other hand, MCB is the circuit breaker. Isolators are manually-operated device, and on the contrary, the circuit breaker is the automatically-operated device.

Description : What is the difference between MCB & MCCB, Where it can be used?

Last Answer : A: MCB is miniature circuit breaker which is thermal operated for overload condition and magnetically operated for short circuit protection. It is available in small current rating. MCCB is moulded case ... frequency may be inbuilt. Normally it is used where normal current is more than 100 A.

Description : What are the points to be considered for MCB (miniature circuit breaker selection)?

Last Answer :  I(L)x1.25=I(MAX) maximum current. Mcb specification is done on maximum current flow in circuit.

Description : What is the difference between MCB & MCCB, Where it can be used?

Last Answer : MCB is miniature circuit breaker which is thermal operated and use for short circuit protection in small current rating circuit. ▪ Normally it is used where normal current is less than 100A. ▪ MCCB ... under frequency may be inbuilt. ▪ Normally it is used where normal current is more than 100A.

Description : Working of MCB practical

Last Answer : Practical Significance The switches and MCBs are the most important components of an electrical installation. They provide the safety & ease in smooth operation of the installation. It is essential to know the working ... . iii. Close the knife switch. iv. Observe the working of MCB.

Description : Explain the use of the following components in electrical wiring system and give specification of each: (i) MCB (ii) ELCB

Last Answer : i) MCB (Miniature Circuit Breaker)  * MCB provides short circuit protection. * MCB provides overload protection * ELCB provides earth fault protection. * MCB is in series with load and ELCB is ... The low sensitivity ELCB are used for electrical machine the rating is in between the 3A to 10 A

Description : State any two advantages of MCB over Fuse. State the standard specifications of MCB available in the market.  

Last Answer : Following advantages of MCB over Fuse: 1. No need of replacement of fuse wire. 2. Manually restore of supply is simple. 3. Fault understanding by visual inspection 4. More safe than fuse The standard specifications of ... 6A, 10A,16A,20A, 25A, 30A, 32A, 40A, 50A, 60A and 63A 6. 250V and 450 v

Description : Explain MCB and ELCB with connection diagram supplying single phase load. 

Last Answer : OR OR Explanation: * MCB provides short circuit protection. * MCB provides overload protection * ELCB provides earth fault protection. * MCB is in series with ... occurs, the ELCB cuts off the power within the time of 0.1 sec. automatically to protect the personnel. 

Description : State the types of protections provided by MCB. 

Last Answer : The types of protections provided by MCB: 1. MCB provides short circuit protection. 2. MCB provides overload protection

Description : Write applications of each of the following:(i) Fuse (ii) MCB (iii) MCCB.

Last Answer : i) Applications of fuse:  * Used in domestic installations to provide short circuit protection.  * Used in commercial / Industrial installations to provide overload and short circuit protection.  * Used in ...  * Rectifiers panels,  * U.P.S, Electronic equipment,  * Motors,  * Furnaces

Description : State the function of : i) MCCB ii) ELCB iii) MCB iv) Switch. 

Last Answer : i) MCB: Provide short circuit protection & over load protection to electrical loads.  ii) ELCB: Provides protection by detecting the unsafe magnitudes leakage currents flowing to earth and disconnecting ... rating.  iv) Switch: Make and break the electrical connection to the load manually.

Description : Explain the meaning of following terms: i) MCB ii) Socket outlet iii) Neutral iv) Fuse-link

Last Answer : i) MCB:  Miniature circuit breaker operates automatically at the time of fault or over load. And it is used for the protection of electrical installation. They are available from 0.5 A to 100 Amps. ... melts automatically at the time of fault or over load. Fuse must be replaced after the fault.

Description : What is MCB?

Last Answer : MCB is a miniature circuit breaker. MCB is used for overcurrent protection. MCB have low rating as compared to MCCB. MCB have thermal trip unit and magnetic trip unit. MCB can also be ... faster as compared to thermal trip unit it disconnect very quickly and used for short circuit protection.

Description : Current ratings of MCB for Air conditioners is generally used as _________. A. 10/15 Amp B. 5/10 A C. 20/25 Amp D. none of these 

Last Answer : Current ratings of MCB for Air conditioners is generally used as 10/15 Amp. 

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