特點(diǎn)  Characteristics

　　YB3系列隔爆型高效三相異步電動機(jī),是全新設(shè)計的全封閉自扇冷式高效籠防爆電機(jī)，效率指標(biāo)滿足GB18613<<中小型三相異步電動機(jī)能效限定值及能效等級>>能效要求，并符合歐洲EFF1標(biāo)準(zhǔn)。具有高效，節(jié)能，壽命長等優(yōu)點(diǎn)，性能好，振動小，維修方便等特點(diǎn)。是YB,YB2系列普通隔爆型三相異步電動機(jī)的升級換代產(chǎn)品。

　　本系列電動機(jī)的防爆性能符合GB3836.1-2010《b炸性氣體環(huán)境用電氣設(shè)備第1部分：通用要求》和GB3836.2-2010《b炸性氣體環(huán)境用電氣設(shè)備第2部分：隔爆型“d”》標(biāo)準(zhǔn)的規(guī)定，制成隔爆型ExdⅠMb 、ExdⅡAT4 Gb、ExdⅡBT4 Gb、ExdⅡCT4，適用于有b炸性氣體混合物存在的場所。隔爆型ExdⅠMb 適用于有瓦斯氣體存在的場所（采掘工作面除外）。隔爆型ExdⅠMb 適用于有瓦斯氣體存在的場所（采掘工作面除外）。隔爆型ExdⅡAT4 Gb，適用于有工廠用IIA類，溫度組別為T1，T2，T3和T4組b炸性氣體混合物存在的環(huán)境。隔爆型ExdⅡBT4 Gb，適用于有工廠用IIB類，溫度組別為T1，T2，T3和T4組b炸性氣體混合物存在的環(huán)境。隔爆型ExdⅡCT4，適用于有工廠用IIC類，溫度組別為T1，T2，T3和T4組b炸性氣體混合物存在的環(huán)境。

　　YB3 series flameproof three-phase asynchronous motor is a new design of totally enclosed fan-cooled high-efficiency cage flameproof motors, it meets the requirement of EFF1 in EU and GB 18613,  and has the advantages of high efficiency, energy saving, long life, good performance, small vibration,convenient maintenance etc., and is a new generation of YB and YB2 series flameproof three-phase asynchronous motors.

　　This series of explosion-proof motor performance comply with GB3836.1-2000 "Electrical apparatus for explosive gas atmospheres - Part 1: General requirements" and GB3836.2-2000 "Electrical apparatus for explosive gas atmospheres - Part 2: flameproof" d "" , and meet the IEC79-1,BS4683 and EN50018. were made flameproof ExdⅠMb, ExdⅡAT4 Gb, ExdⅡBT4 Gb, ExdⅡCT4, applicable to the presence of explosive gas mixtures in place. Suitable for the coal mine underground non mining work face and factories with dangerous places with group IIA, IIB and IIC,  temperature  group are T1-T4 of explosive gas mixture.

YB3系列隔爆型高效三相異步電動機(jī)