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When you buy Molded Case Circuit Breaker you have to think about problem

Promulgator : TAIXIDate : 2016-11-18Views : 364

With the circuit breaker is becoming increasingly popular, many industries can use the family can also be used. But the MCCB relates to personal safety, can casually buy. It is not an ordinary commodity, buying is not love directly away. If the quality of circuit breaker does not pass, will have very serious consequences. You should buy MCCB what? The industry believes that consumers should buy a certification standard machine. For example, with the IEC flag and China low-voltage electrical appliances GB standards, these are the most basic

A standard certification, MCCB should also have the quality certification, such as the IS0 international quality system certification. Perhaps we will be very curious, why MCCB to a quality certification? Because of the quality certification that this machine is reliable, and the moisture-proof and anti vibration performance are good, only through certification, only that the product can be used normally. Of course, safety certification and safety certification is also essential, here is a region, such as the U.S. UL certification, CCEE certification of the Great Wall, if you buy is in MCCB, there must be behind this certification.

Want to buy MCCB quality, you have to check it is not described above. If all certified certification standards are quality and safety performance is qualified. Next, consumers need to choose according to the specific use of the environment here. If the rated current under 630A, the current is not large short circuit breaker, can choose the plastic case. If the rated current is large, so the best choice of circuit breaker frame. If the branch short-circuit current, you have to consider other factors. But there is one point to note is that circuit breaker must have leakage protection measures, otherwise can not buy.

When all the factors are considered finished, must consider the price of MCCB. Different brands, the price is not the same. So consumers want to buy cost-effective products, it is better than three, look at the most affordable price, MCCB which of the highest quality. After these basic requirements are satisfied, you have to consider the extension of a MCCB.

Scalability is called in a certain range, how to load the moulded case circuit breaker, can install modules to enhance their functions. These things are really very important, we must consider.