Best Answer

Yes. Five 20 amp breakers would be 100 amps. It doesn't work that way. The load placed on this box at any given time cannot exceed 100 amps. You can put as many breakers as it will hold.

User Avatar

Wiki User

โˆ™ 2015-07-15 19:49:38
This answer is:
User Avatar
Study guides


20 cards

What type of circuit in which all parts are connected in a single loop

What angle is between 90 and 180

What condition has symptoms that include ringing buzzing or roaring in the ears or head

What is the transfer of energy as electromagnetic waves called

See all cards
10 Reviews

Add your answer:

Earn +20 pts
Q: If a home has 100A service and the main's fused at 100A each can the total of the circuit breakers inside the service panel exceed 100A?
Write your answer...
Still have questions?
magnify glass
Related questions

Where should the circuit breakers for a service entrance be located on a building?

What do u mean by "service entrance" Circuit breakers are also swithes and can be used as such In a garage or warehouse circuit breakers are by the main door used for that area If it is a multiple unit residential or commerical building and your talking about circuit breakers to control each units panel it can be inside or outside depending on distance between main service feed and additional service equipment( disconnects,meters,panels,sub-panels)

Can some body show me Electrical circuit diagram of Molded case circuit breakers?

Circuit breakers do not have circuit diagrams. The breakers have an input where the distribution voltage is applied and an output where the load is applied. If you want to know what is inside a breaker, the electrical terminology to use is "shop drawings" of the specific breaker that you need information on.

Are circuit breakers inside clothes dryers?

Most dryers do not have internal circuit breakers, but they DO have "high temperature" sensors that shut down the heating element. Often motors will also have a shut-down feature that prevents internal damage.

Is there silver or copper in old circuit breakers?

There is not any silver, but there is copper.

Where is the circuit breaker in a garage?

If your circuit breakers are in the garage, they would be in a electrical panel (a metal box mounted on a (usually) outside wall, with the electric meter on the outside. The circuit breakers can be either just below the meter on the outside on opposite it inside the garage. It would usually be very close to where the electric connection to the house is. The electrical panel and breakers are not necessarily in the garage.

What is use of bushing in transformer?

A bushing is a hollow insulator, used with transformers and circuit breakers. It provides a means by which an energised conductor can pass from the outside to the inside of the transformer or circuit breaker.

Can you go inside breakers mansion?


Is it safe to have 200 plus amps in breakers inside than 90 amps on the main service breaker outside?

I am assuming by your description that the panel is protected by a 90 amp breaker and the breakers in the panel when added up is 200. This is okay as long as your 90 amp breaker trips on a regular basis. It is typical for the breakers to add up to more than the main breaker under the assumption that you would rarely be running each circuit at its maximum capacity.

What is a switchgear room?

A switchgear room is a room in a building which contains switchgear. It is typically a locked room in the ground floor of a building where the service enters the property. It would usually contain the supply authority's meters and the main protective devices (fuses, breakers) for the building's electrical installation. The room should not be used for storage or any other use.A different answerA switchgear room is an enclosed space - within an electrical power generating station or substation - in which are located high-voltage circuit breakers, protective relays, battery supplies, etc. The types of circuit breakers located inside switchgear rooms are indoor types and not suitable for locating in the substation compound. In the UK, these types of circuit breaker are typically metal-clad 11-kV oil circuit breakers (OCBs), and are supplied from primary (33/11-kV) transformers located in the substation compound and, themselves, supplied from outdoor-type 33-kV circuit breakers in the same compound.

How is Circuit Breakers trip by Relays?

The tripping mechanism for most high-voltage circuit breakers is released through the use of a solenoid built into the circuit breaker. The supply to the tripping solenoid is from a DC source located in the substation building. There are various types of protection relay that will energise the tripping circuit -e.g. an overcurrent relay will detect a fault current due to, say, a short circuit in the protected line; after a specified time delay, a pair of contacts inside the relay will close, and energise the trip solenoid, opening the circuit breaker, and disconnecting the faulted line.

How are substations protected?

Almost all of the equipment inside of a substation is used for the purpose of protection. The circuit breakers and power transformers in the substation are equipped with current transformers (CTs) that step down the current passing through the equipment to a level that can be read by protective relays. These protective relays can cause the breakers to trip upon many different events including under/overvoltage, current spikes, frequency issues, transformer/bus differential, etc. The breakers in a substation are placed strategically so that different pieces of equipment or sections of a circuit can be isolated without loss of service to the customer.

Where is the Circuit breaker located on 2000 Ford Windstar and how do you test it to see if it needs replacing?

There are many "circuit breakers" got to be more specific. There is a fuse box inside the van and another higher amperage fuses in the power distribution box in the engine compartment.

People also asked