High-voltage arrester testing instruments  
     
 
             
HRYBJ type Fast Zinc Oxide Tester of Lightning Arrester
  
HRYBS-30kV Lightning Arrester Teste
  
HRFJX type lightning arrester discharge counter action verification
  
HRZGF D.C High Voltage Generator
        
                     
                     
                     
                     
                     
                     
 
     
     
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