煤电钻综保装置的常见故障与维护技术

Common Breakdown and Maintenance Technology of Coal Drill Comprehensive Protection Devices

记录了ZZ8L-2.5型煤电钻综合保护装置的主回路和控制回路的11个典型故障,分析了这些故障产生的原因,说明了相关故障的处理程序和方法,总结了ZZ8L-2.5型煤电钻综合保护装置在现场使用中应注意的10个关键问题和一些使用维护综合保护装置的技巧。指出了辨析综合保护装置主回路和控制回路的方法,提供了现场维护、维修ZZ8L-2.5型煤电钻综合保护装置的经验。

Records 11 typical faults of main circuit and control circuit of the ZZ8L-2.5 comprehensive protection device of the coal electric drill, analyzes the causes of these faults, illustrates the relevant fault handling procedures and methods, and summarizes 10 key problems in the field use of the ZZ8L-2.5 comprehensive protection device of the coal electric drill that should be paid attention to and some comprehensive protection device in operation and maintenance techniques. What′ s more, different methods that analyze the main circuit and control circuit of comprehensive protection device are pointed out. Also, experiences of the maintenance and repairing the ZZ8L-2.5 comprehensive protection device of the coal electric drill are supplied.