# How much capacity MCB are used in household wiring?

## How much capacity MCB are used in household wiring?

The MCBs used in domestic installations are usually rated at 6000 amps or 6kA.

What is a 16 amp MCB used for?

16amp MCB’s are generally used on dedicated Freezer Circuits, and Immersion heaters circuits in the home.

How much load can a 32 amp MCB take?

Calculate Size of Main ELCB & Brach MCB of Distribution Box

Size of MCB/ELCB
25.0 32 32
32.0 40 40
40.0 45 45

### What is 16A MCB used for?

What are 32 amp MCB used for?

Typical Uses for Domestic MCBs 32 Amp – Ring Final. The technical term for your power circuit or sockets. A two bedroom house for example may have 2 x 32A power circuits to separate upstairs and downstairs sockets. Larger dwellings can have any number of 32 A circuits.

What is 16a MCB used for?

## How much load can 16 amp MCB take?

Size of MCB=16 Amp. Breaking Capacity: 6KA.

What are 20A MCB used for?

The purpose of the MCB rating is to protect the cables by preventing them from carrying a current greater than they can handle under fault situations. The current carrying capacity of 2.5mm cable ranges from 18 – 27 amps (depending on circumstances) therefore a 20amp breaker would be fine in most situations.

Which MCB is suitable for 1.5 ton AC?

For 1.5 ton split AC 20 ampere MCB is sufficient.

### Can you put a 6mm cable on a 40 amp MCB?

2 Answers from MyBuilder Electricians 6mm twin and earth cable (which this almost certainly is) can be backed up by a maximum of a 32a MCB, even lower if other factors are involved. You’ll need that 10mm cable and a 40a MCB unfortunately as your shower is going to draw over 32a.

Which MCB is used for 2 ton AC?

Circuit Breaker(MCB Trip) activates during operation.

Capacity Current (AMP) Breaker size
0.75 ton 5~6Amp 16 Amp
1.0 ton 6~7Amp 20 Amp
1.5 ton 8~10Amp 32Amp
2 ton 15~16Amp 40Amp

How many amps is a 1.5 ton AC?

The cooling capacity is 1.5 ton. The running current will be 1510/ 220 if the supply voltage is 220 V AC. The starting current of a 1.5 ton 5 star split AC with no gas is estimated to be around 15 to 20 A.

## How many sockets can a 16A MCB hold?

Yes, you can connect The three sockets separately to the 16A MCB. Cable size 2.5mm2.

What size MCB for a 6mm cable?

What size MCB for a 9.5 kw shower?

If the shower is rated at 9.5Kw at 240V then based on the nominal voltage of 230V the shower would work out at about 37.95A. At 240V it comes to just under 40A so the 40A OCPD is fine.