接触器主触头熔焊故障的保护电路设计

Design of Protecting Circuit for Melt-Weld Failure of Main Noddle on Contactor

对船舶继电接触器控制电路中的典型主触头熔焊故障进行了分析,介绍了查找和排除故障的一些基本方法及预防故障发生应采取的相应措施。

This paper analyzes the melt-weld failure of the main noddle on contactor in the power control circuit, and points out basic process for lookup-eliminate, and gives some preventing measures for the failure.