||Indicates an approved breaking chamber.
||Indicates a defect breaking chamber, lights up if the current exceeds 0.3 mA.
||Indicates that the test was interrupted.
|Standard voltages, switchable
||10, 14, 25, 40 and 60 kV DC.
||0 to -15%.
||Between 10 and 60 kV DC. Determined at the factory. Default voltage is 50 kV.