夜明珠高手论坛   

夜明珠高手论坛"Made in China 2025" background, low voltage apparatus to determine the direction of new technology, new industrial development, the low pressure electric appliance manufacturing enterprises facing transformation and upgrading of technology, and further enhance the domestic low pressure electric appliance enterprise international competitiveness.In the face of such a powerful development trend, low-voltage appliances provide a big "contribution" to the power supply. How many people are proficient in the industry terminology?

Now, follow the electric tiger to see what power people have to know about low voltage electrical appliances.

Technical term for low voltage electrical appliances

Break time: from the moment the current begins in a pole of the switching apparatus, to the time interval of the final quenching of all the poles.

Arc time: in the process of electrical separation, the instantaneous start of the electric arc from the contact of the contact head (or the melting of the melt) to the time interval of the complete extinction of the arc.

夜明珠高手论坛Breaking power: the expected breaking current value of the switching device under the specified voltage can be broken at a given voltage.

Switching power: the switching device can be connected to the expected current value at a given voltage under specified conditions.

Power breaking power: the expected current value of the switching device can be connected and broken at a given voltage under specified conditions. 

夜明珠高手论坛Short circuit connection ability: in the specified conditions, including the outlet end of the switch circuit.

夜明珠高手论坛Short circuit breaking ability: in the specified conditions, including the circuit breaker of the switch circuit breaker.

Operating frequency: the maximum number of cycles per hour that switch appliances can achieve.

夜明珠高手论坛Current rate of electric current: the ratio of the time of load to the working cycle is expressed as a percentage.

夜明珠高手论坛Electrical life: under normal working conditions, the mechanical switch does not need to repair or replace the operating cycle of the parts.