【摘要】 概述了场强型高压带电显示装置研制的背景、原理、结构及其性能特点,经例行试验和装机试运行表明,该产品克服了早期感应式高压带电显示器的抗干扰能力弱和支柱绝缘子式高压带电显示装置的直接接触高压带电体的不安全、易击穿的缺点。适用于户内高压电气设备防止电气误操作。更多还原

【Abstract】 The development background,principle,structure and characteristic of HV live displaying device of field intensity type are presented briefly.Routine test and trial-operation show that the product overcomes the shortcomings of earlier displaying devices,such as weakness of induction type and unsafety,striking of induction type and unsafety,striking of post insulator type,which touches HV live part directily.The device has features of safety,non-striking,strong interference immunity,low price and easy fitting,which can be used in indoor HV electric equipment to avoid maloperations.更多还原