采煤机VF64变频器常见故障

采煤机作为机械化采煤作业的主要设备,由于长期处在恶劣的工作环境中,发生故障的频率非常高。而变频器是电牵引采煤机的主要组成部分,维护和使用好变频器是采煤机正常运行的有力保证。总结了东洋VF64系列变频器的常见故障,对使用过程中的及时判断故障及日常维护保养具有重要的现实意义。

Common Faults of VF64 Series Frequency Converter in Shearer

The shearer is a main equipment of mechanized mining operations.As a result of poor longterm work in the environment,the frequency of the fault is very high.For frequency converter is a main component of electric haulage shearer,so good maintenance and use are the guarantees of the normal operation of the shearer.Summarizes the Toyo VF64 series frequency converter’s common failures,which are of great practical significance to determine fault during the use of frequency converter and to timely day-to-day maintenance of it.