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QJZ-300/1140隔爆兼本质安全型真空磁力启动器煤矿井下使用直接启动设备,本文从结构特征引入开、关门操作,从其原理引导到正反转控制操作和停电送电操作,远控按钮控制线的判定接线及操作,近控远控操作,达到熟练操作QJZ-300/1140启动器,以满足煤矿企业的要求。
QJZ-300/1140 Flameproof and Intrinsically Safe Vacuum Magnetic Starter The direct start-up equipment used in underground coal mines is introduced in this paper from the structural features of open and close operation, from its principle to positive and reverse control operation and power failure transmission operation, remote control Button control line to determine the wiring and operation, remote control near the operation, to achieve skilled operation QJZ-300/1140 starter to meet the requirements of coal mining enterprises.