Specification :

The PROBLOC BS series of over-voltage surge protective devices has been developed to protect against partial direct and indirect lightning discharges and is intended to provide protection in zones 0A - 1, per IEC 62305
Category IEC / EN / VDE: Class I, II, III
Location of use: Main distribution board
Protection modes: L/ N-PE, L-PEN
Protective element: High Energy MOV and GDT
High surge dischage ratings: limp = 50kA/ pole
Internal protection and safety: Separate thermal disconnector for each MOV block
Status indication: Mechanical flag+ remote contacts