<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri">EXd*n><*n style="font-family:宋体">Ⅱ*n><*n style="font-family:Calibri">BT4*n><*n style="font-family:宋体">二级气体防爆电动葫芦*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"> <*n style="font-family:宋体">三马牌*n><*n style="font-family:Calibri">EXd*n><*n style="font-family:宋体">Ⅱ*n><*n style="font-family:Calibri">BT4*n><*n style="font-family:宋体">二级气体防爆电动葫芦是我公司为适应现代工矿企业的需要而设计的轻小型起重设备。本产品是一种钢丝绳式电动葫芦(以下简称电动葫芦),其隔爆性能符合*n><*n style="font-family:Calibri">GB3836.1-2000*n><*n style="font-family:宋体">性气体环境用电气设备*n>*n>*n> <*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">通用要求》和*n><*n style="font-family:Calibri">GB3836.2-2000*n><*n style="font-family:宋体">性气体环境用电气设备*n>*n>*n> <*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">第*n><*n style="font-family:Calibri">2*n><*n style="font-family:宋体">部分:隔爆型“*n><*n style="font-family:Calibri">d*n><*n style="font-family:宋体">”》的规定,本隔爆型产品的防爆标志为“*n><*n style="font-family:Calibri">Exd*n><*n style="font-family:宋体">Ⅱ*n><*n style="font-family:Calibri">BT4*n><*n style="font-family:宋体">”。*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">(一)型号*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">型*n><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">号:*n><*n style="font-family:Calibri">BCD1*n><*n style="font-family:宋体">或*n><*n style="font-family:Calibri">BMD1*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">起*n>*n>*n> <*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">重*n>*n>*n> <*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">量:*n><*n style="font-family:Calibri">0.5*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">1*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">2*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">3*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">5 *n><*n style="font-family:宋体">(*n><*n style="font-family:Calibri">t*n><*n style="font-family:宋体">)*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">起升高度:*n><*n style="font-family:Calibri">6*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">9*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">12*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">18*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">24*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">30 *n><*n style="font-family:宋体">(*n><*n style="font-family:Calibri">m*n><*n style="font-family:宋体">)*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">安装或运行方式代号:*n><*n style="font-family:Calibri">D-*n><*n style="font-family:宋体">电动小车式(参见图*n><*n style="font-family:Calibri">1*n><*n style="font-family:宋体">、*n><*n style="font-family:Calibri">2*n><*n style="font-family:宋体">)*n>*n>*n>
<*n style="font-family:Calibri"><*n style="color:#000000"><*n style="font-size:medium"> *n>*n><*n style="color:#000000"><*n style="font-size:medium">A1*n>*n>*n><*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">A2*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">A3*n><*n style="font-family:宋体">,*n><*n style="font-family:Calibri">A4*n><*n style="font-family:宋体">—固定式(参见图*n><*n style="font-family:Calibri">3*n><*n style="font-family:宋体">)*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">型号示例:*n><*n style="font-family:Calibri">BCD12-6D*n><*n style="font-family:宋体">表示*n><*n style="font-family:Calibri">BCD1*n><*n style="font-family:宋体">型起重量*n><*n style="font-family:Calibri">2*n><*n style="font-family:宋体">吨、起升高度*n><*n style="font-family:Calibri">6*n><*n style="font-family:宋体">米电动小车式*n><*n style="font-family:Calibri">EXd*n><*n style="font-family:宋体">Ⅱ*n><*n style="font-family:Calibri">BT4*n><*n style="font-family:宋体">二级气体防爆电动葫芦。*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">(二)用途*n>*n>*n>
<*n style="font-family:Calibri"><*n style="color:#000000"><*n style="font-size:medium"> *n>*n><*n style="color:#000000"><*n style="font-size:medium">BCD1*n>*n>*n><*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">、*n><*n style="font-family:Calibri">BMD1EXd*n><*n style="font-family:宋体">Ⅱ*n><*n style="font-family:Calibri">BT4*n><*n style="font-family:宋体">二级气体防爆电动葫芦机构工作级别*n><*n style="font-family:Calibri">M3*n><*n style="font-family:宋体">,其主体可固定安装或通过小车悬挂在工字梁上,沿着轨道作直线或曲线运行。它能配用在单梁起重机、悬挂起重机等多种起重机设备上用来起吊重物。因此,它是改善劳动条件和提高劳动生产率的*机械,是一种理想的物料吊运装备。*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">(三)适用范围*n>*n>*n>
<*n style="font-family:Calibri"><*n style="color:#000000"><*n style="font-size:medium"> *n>*n><*n style="color:#000000"><*n style="font-size:medium">BCD1*n>*n>*n><*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">、*n><*n style="font-family:Calibri">BMD1EXd*n><*n style="font-family:宋体">Ⅱ*n><*n style="font-family:Calibri">BT4*n><*n style="font-family:宋体">二级气体防爆电动葫芦适用于工矿企业中具有Ⅱ类*n><*n style="font-family:Calibri">A*n><*n style="font-family:宋体">、*n><*n style="font-family:Calibri">B*n><*n style="font-family:宋体">级*n><*n style="font-family:Calibri">T1~T4*n><*n style="font-family:宋体">组温度规定的可燃性气体、蒸汽与空气形成的性气体环境场所吊运货物,其额定工作循环周期为*n><*n style="font-family:Calibri">10*n><*n style="font-family:宋体">分钟,基准接电持续率为*n><*n style="font-family:Calibri">25%*n><*n style="font-family:宋体">,每小时的等效起动次数不超过*n><*n style="font-family:Calibri">120*n><*n style="font-family:宋体">次。*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">电动葫芦主电路的额定电压为交流*n><*n style="font-family:Calibri">380*n><*n style="font-family:宋体">伏、额定频率为*n><*n style="font-family:Calibri">50*n><*n style="font-family:宋体">赫兹,控制电路的额定电压为交流*n><*n style="font-family:Calibri">42V*n><*n style="font-family:宋体">或*n><*n style="font-family:Calibri">36V*n><*n style="font-family:宋体">,额定频率为*n><*n style="font-family:Calibri">50*n><*n style="font-family:宋体">赫兹。*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">电动葫芦的工作环境温度为*n><*n style="font-family:Calibri">-20*n><*n style="font-family:宋体">℃*n><*n style="font-family:Calibri">~+40*n><*n style="font-family:宋体">℃。*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">电动葫芦不适用于充满腐蚀性气体或相对湿度大于*n><*n style="font-family:Calibri">85%*n><*n style="font-family:宋体">的场所(在环境温度*n><*n style="font-family:Calibri">25*n><*n style="font-family:宋体">℃时)。*n><*n style="font-family:Calibri"> *n>*n>*n>
<*n style="font-family:Calibri"><*n style="color:#000000"><*n style="font-size:medium"> *n>*n><*n style="color:#000000"><*n style="font-size:medium">EXd*n>*n>*n><*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">Ⅱ*n><*n style="font-family:Calibri">BT4*n><*n style="font-family:宋体">二级气体防爆电动葫芦在室外使用时,需加护罩,以防雨雪。*n>*n>*n>