Applications of DC Circuit Breaker

Last updated: 2021-05-18  |  276 Views  | 

Applications of DC Circuit Breaker

What is DC circuit breaker?

DC circuit breakers can be used to protect individual loads that work with direct current,
or they can be used to protect main circuits such as those of inverters, solar PV arrays, or battery banks.

 
Differences between DC Circuit Breaker and AC Circuit Breaker

DC and AC circuit breakers work with different types of electric current.
As explained above, direct current produces a voltage output that has a constant value over time,
while alternating current cycles between positive and negative voltage multiple times per second.
The  

What is DC circuit breaker?

DC circuit breakers can be used to protect individual loads that work with direct current,
or they can be used to protect main circuits such as those of inverters, solar PV arrays, or battery banks.

 

Differences between DC Circuit Breaker and AC Circuit Breaker

DC and AC circuit breakers work with different types of electric current.
As explained above, direct current produces a voltage output that has a constant value over time,
while alternating current cycles between positive and negative voltage multiple times per second.
The number of cycles per second for alternating current is standardized for every country,
and it is 60 hertz or 50 hertz in the majority of cases. Electric grids normally provide AC power,
while specialized industrial or battery-based applications tend to work with DC power.
The following graph illustrates the difference in behavior between an AC voltage supply and a DC voltage supply:

 number of cycles per second for alternating current is standardized for every country,
and it is 60 hertz or 50 hertz in the majority of cases. Electric grids normally provide AC power,
while specialized industrial or battery-based applications tend to work with DC power.
The following graph illustrates the difference in behavior between an AC voltage supply and a DC voltage supply:


Neither type of electric supply is “better” than the other, and each one is suitable for different types
of applications: AC is ideal for generation, long distance power transmission and operation of high-power motor devices;
while DC is more practical when working with batteries, solar power installations or precision machinery that is easier
to control with direct current. Lighting is very versatile, and sometimes different versions of the same lamp are available
for direct current and alternating current. DC circuit breakers are frequently used in applications such as:

Application
 

Application

Hyundai DC Circuit Breaker

Product Features

The HGP electronic type is equipped with intelligent electronic functions for the new era and has the highest breaking in the whole
frame (100 kA at 500 V). In addition, various coordination such as selective breaking is possible, and maximizes energy efficiency
through communication and power monitoring function.

Main Feature


 

 

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