YB2-B Series Explosion-Proof Three-Phase Induction Motor
This series motors are designed and manufactured into explosion proof type and the explosion proof property conforms to China National Standards:
GB3836.1-2000 Electrical Apparatus for Explosive Gas Atmospheres-General Requirements.
GB3836.2-2000 Electrical Apparatus for Explosive Gas Atmospheres- Explosion proof Enclosure d and standards IEC79-1, BS4683 and EN50018.
ExdI- safe for use in the non-mining surfaces of underground coal mines where the explosive mixtures of methane or coal-dust are present.
ExdIIAT4 - safe for use in plants where the explosive mixtures of IIA Class, TI, T2, T3 or T4 are present.
ExdIIBT4 - safe for use in plants where the explosive mixtures of IIB Class, TI, T2, T3 or T4 are present.
ExdIICT4 - safe for use in plants where the explosive mixtures of IIC Class, TI, T2, T3 or T4 are present.
1.Ambinent tempertuer should not be more than 40℃
2.The elevation should not be exceed 1000 meters.
3.The relative humindity should not be more than 90%.
4.Rated Frequency:50Hz
5.Rated voltage: 380V, 660V, 380V/660V
6.Operation mode is S1
7.Protection degree: IP55, Insulation class: F

YB2-B 系列隔爆型三相异步电动机主要技术参数