TZZ60-B制动电阻绝缘子故障原因分析及整改措施

Cause Analysis and Countermeasures for TZZ60-B Braking Resistor Insulator Failures

对TZZ60-B制动电阻箱内的绝缘子轮廓边缘出现局部损伤、内部断裂等问题产生的原因进行了分析,并根据现场的实际情况分析,通过试验的方法完成了绝缘子的换型及优化,提高了制动电阻绝缘子的可靠性,对同类的绝缘子故障处理也有一定的指导意义。

The failure of local damage in the contour edge and internal fractures of the TZZ60-B brake resistor box were analyzed.According to the practical situation of the field,the replacement and optimization of the insulator were completed by the test method and the reliability of the braking resistor insulator has been greatly raised.Then it also has certain guiding significance for the same kind fault handling.