Data provided by low-voltage electrical branch
According to China Electrical Equipment Industrial Association universal low-voltage electrical branch of the data provided in 2012 low-voltage electrical industry sales revenue 61 billion yuan , total profit of 4.4 billion yuan . Among them, the circuit breaker sales of 900,000 units ; molded case circuit breakers ( including leakage ) sales of 46.3 million units ; miniature circuit breakers ( including leakage ) sales of 880 million pole ; AC contactor 105 million units ; knife switch sales of 13.5 million units.
Statistics also show that domestic enterprises generally small-scale production , the majority of repeat production, oil equipment . Value calculated in accordance with the first generation product market share of 15% , the second generation product market share of 45% , the third -generation market share of 40%.
Simply put, the first generation and second-generation products bulky, supplies and more energy-saving targets low , oil expeller , while the third -generation products can not meet the demand on numerous occasions , there is also a short delay overcurrent protection is not complete and other issues .