产品名称: BQJ52*爆星三角起动箱（ⅡB） 适用范围Application 1区、2区危场所。 IIA、IIB类爆竹性气体环境. Can be used in Zone 1 and Zone 2one 2 dangerous places. Can be used in IIA,IIB group explosive atmosphere . 型号含义Model implication
产品特点 Features 该产品适用于3-95KW 三相异步电动机不频繁起动和停止. 铸铝合金或钢板焊接外壳,表面喷塑. 内装断路器,交流接触器,时间断电器,热继电器,电流互感 器,电压表,电流表,转换开关,指示灯. *自动控制时间继电器(0-60秒内可调). 适用于不间断长期工作制或反复短时工作制,在反复短时 工作制下的操作频率为30次/小时,两次边疆起动间隙不 小于90秒. 具有过载,短路,断相保护等功能. 可根据用户要求*. 钢管或电缆布线均可. 45kw以下为铝合金壳体,45kw(含45kw)以上的为钢板焊 接壳体. *合BG3836-2000,IEC60079标准要求. Suitable for 3-95kw asynchronous motor to start and s* unfrequently. The shell is of diecaste Al-alloy or welded by steel plates with plastic-sprayed surface. Inside is installed with CB,AC contactor,time relay,thermal relay,*, Voltmeter,ammeter,conversion switch and indicatior. Delayed self-controlled relay (0-60s adjustable). Suitable for continuously work or short interval work,at short intarval work its operating frequency is 30 times/hour,the interval is not less Than 90 seconds. With protections of over load,short-circuit,phase-failure. Special requirements can be provided. Conduit wiring or cable wiring. The shell is of diecasted-AI,if<45kw,welded steel plate,if Suitable for GB3836-2000,IEC60079 standard request.
主要技术参数 Main technical parameters 产品型号T*e 控制电机功率(kw)Power of controlled motor 额定电流(A)Rated current 热继电器整定额定电流(A) Setting current of thermal ralay 时间继电器整定值(S)Setting of time relay BQJ52-Y.05In 11 BQJ52-Y BQJ52-Y.8 15 BQJ52-Y BQJ52-Y BQJ52-Y BQJ52-Y BQJ52-Y BQJ52-Y *腐等级 Corrosion-proof grade *爆标志 Ex-mark *腐等级 Corrosion-proof grade 进线口螺纹(G") Inlet’s thread 出线口螺纹（G"）Outlet’s thread 电缆外径（）Cable’s outside diameter IP54 Exd II BT4 WF1 1 1/2-3 1 1/2-3 30-50 外形及安装尺寸 Outlinge and installing dimension
