Protects measuring transformers; lightning and surge voltage protector for 5 A cores in current transformers.
extremely high impulse and AC current resistivity
lightning impulse current discharge capability 100 kA (10/350 µs)
no blow-out vents, therefore no safety distances required for installation
high insulation resistance Riso > 10 GΩ
very long service life
optional potential free remote signal contact (PK)