< Full range of type 1 surge arrester with 1-4 poles, 1+NPE and 3+NPE type which conform to IEC61643.

　　< The adoption of multi gap technology for 10/350μs application makes our product one of the saftest in the industry.

　　< The continous operating voltage of 255V is ideal for 230/415V 3 phase system voltage.

　　< Remote signal version available.

　　< Conform to standard IEC 61643