【摘要】 介绍了电磁型保护、集成型保护、微机保护几种装置的优缺点,以DFP—500型变压器微机保护为例,提出了对现有元件保护的一些新观点。更多还原

【Abstract】 This paper introduces the advantages and disadvantages of some kinds of relay protection devices such as the electromagnetic protection,integral protection and computer-based protection,and taking the computer-based protection for DFP-500 transformer as an example,advances some new opinions on the present element protection.更多还原