Ball Electrode Unit ESHU-20




ESHU-20 complete with spark tester IASI-M and ASI-20V is designed for testing insulated conductors of cables and wires with high voltage per pass, both in the process of imposing insulation and in control rewinding..



• Convenient opening of the unit is provided by a pneumatic shock absorber
• Replaceable ball electrodes and electrode holder made of stainless steel
• Existence of the limit switch blocking supply of a high voltage when opening knot 


ESHU-20 can be supplied both separately and as part of the apparatus for dry testing.
For convenience, the electrode assembly can be ordered together with the mounting stand, which is equipped with guide rollers and a light and sound alarm device.



Maximum voltage 20 kV
Cover limit switch 1 C/O контакт 2 А , 220 В
Electrode lenght 100 мм
Electrode material Stainless ball chains
Body material Fiberglass, steel
Max. cable diameter 20 mm
Сover opening mechanism Hinged transparent cover
Overall dimensions
(W х H х D)
280х143х197 mm
Weight 3 kg