User manual SEFELEC 5x Series  8   v1.06 
 
  INTRODUCTION 
 
 
 
 
 
 
 
 
 
General information 
This manual presents instruments in the SEFELEC 5x range designed for testing dielectric 
strength, high electrical resistances and ground continuity, as well as their electrical and me-
chanical specifications. 
 
It also contains the information necessary for their use in accordance with the applicable rules 
for safe operation, commissioning and maintenance of the equipment. 
 
Since 1965, the vocation of our teams has been the design and manufacture of electrical re-
sistance measurement instruments, dielectric strength testing stations and cable testers. 
 
Our experience in these fields is recognized by most firms using advanced technology whether 
in the military, aerospace, railway or civilian fields.