加热炉鼓风机低油压保护电路的改进

Improvement of the low-oil-pressure protection circuit for blowing machine of heating furnace

电接点压力表接点选用的改进,消除了加热炉鼓风机低油压保护电路原设计缺陷,避免误跳闸,设备可靠性大大提高.

By selecting a proper contact of the electric contact-pressure meter, the original design fauh of the low-oil-press protection circuit for blowing machine of heating furnace was eliminated, thus avoiding miss-tripping and enhancing equip- ment reliability.