矿井提升机S7-300 PLC电控保护试验方法

Test Method for S7-300 PLC Control Protection of Mine Hoist

摘要: 通过对矿井提升机PLC电控使用后出现问题的分析和PLC电控中保护设置的分析，提出了矿井提升机S7-300PLC电控保护试验的方法，并对不同试验方法进行了对比。

Abstract: The problems in the usage of PLC control in mine hoist and PLC protection setting are analyzed,the test methods for S7-300PLC control protection in mine hoist are put forward. And different test methods are compared.