Fixed-type Surge arrester / Fixed-type Surge protection device (SPD) - type 1 - for neutral protection - ABB (OVR series) - OVR T1 100 N - 1-pole (1P) - DIN rail / Fixed mounting - Maximum discharge current (Imax) 100kA - Maximum continuous voltage (Uc) 255V (N-PE) - Screw-clamp connections - 2 modules (2M)