The way of installing QJ-40 gas-pressurerelay and the oil injection craftwork of transformer are key influencing factors.
气体继电器安装方式和全密封变压器注油工艺是主要影响因素。
2
Based on the detailed reliability analysis for common pressurerelay, two methods were proposed to reliably keep pressurerelay work.
对普通压力继电器的可靠性进行了详细分析，提出了保证压力继电器工作可靠的两种措施。
3
It is recognized that the gas density relay can reflex the gas density in gas insulated electric equipment correctly and the pressurerelay cant do the same.