YBX3系列（BT4\CT4)高效率隔爆型三相异步电动机
YBX3 series high efficiency flameproof three-phase asynchronous motor
YBX3系列高效率隔爆型三相异步电动机是YB3系列的更新换代产品。本系列电动机具有高效节能、温升裕度大、体积小、重量轻、外形美观、运行可靠、性能好、噪声低、振动小、使用维护方便的优点。本系列电动机的效率指标符合GB18613-2012《中小型三相异步电动机能效限定值及能效等级》电动机能效2级，其功率等级、安装尺寸符合IEC的标准并与YB3系列电机相同。 本系列电动机的的防爆性能符合GB3836.1-2010《爆炸性环境 第1部分：通用要求》和 GB3836.2-2010 《爆炸性环境 第2部分：由隔爆外壳“d”保护的设备 》标准的规定，分别制成隔爆型ExdⅠ Mb、ExdⅡAT4 Gb、ExdⅡBT4 Gb、ExdⅡCT4 Gb , 适用于煤矿井下（非采掘工作面）及工厂ⅡA、ⅡB、ⅡC级，温度组分别为T1～T4的爆炸性气体环境的危险场所。 在YB3电动机的基础上，也可以制成YB3-W户外型、YB3-TH户内湿热型、YB3-WTH户外湿热型、YB3-WT户外热带型及YB3-WF1户外中等防腐蚀气候环境。
YBX3 series high-efficiency flameproof three-phase asynchronous motors are the updated products of YB3 series. This series of motors have the advantages of high efficiency and energy saving, large temperature rise margin, small volume, light weight, beautiful appearance, reliable operation, excellent performance, low noise, low vibration, and convenient installation, operation and maintenance. The series motor’s flam eproof performance is in accordance with GB18613-2012 <<Limited Values and Energy Efficiency Grades of Small and Medium-sized Three-phase Asynchronous Motor>> Motor Energy Efficiency Class 2, and its power grade and installation dimensions conform to IEC standards and are the same as YB3 series motors. The series motor’s flameproof performance is in accordance with GB3836.1-2010 “Explosive Atmosphere Part 1: General Requirements & GB3836.2-2010 Explosive Atmosphere Part 2: Equipment Protected by Flameproof Enclosure “d” protection, Respectively made into flame-proof ExdⅠ Mb, ExdⅡAT4 Gb, ExdⅡBT4 Gb, ExdⅡCT4 Gb, suitable for underground coal mines (non-excavation working face) and factories ⅡA, ⅡB, ⅡC, the temperature group is respectively T1 ~ T4 explosive gas environment Hazardous locations. Based on YB3 motor, it can also be made into YB3-W outdoor type, YB3-TH indoor hot and humid type &YB3-WTH outdoor hot humid tropics type, YB3-WT outdoor tropical type and YB3-WF1 outdoor medium corrosion type etc. climate conditions.
