Surge arrester / transient protection iPF 20kA 340V 3PN for Resi panels, mounting in the board with direct connection to the switchboard ground terminal with functional and effective grounding in TT or TN-S system. Visual indication on front, white window and must be replaced by red indication due to overvoltage / lightning and therefore active.

Surge protection arrestor Acti9 iPRD 8r 3PN 350V