Fixed-type Surge arrester / Fixed-type Surge protection device (SPD) – type 1 – ABB (OVR series) – OVR T1 4L 25-255 – 4-poles (3P+N) – DIN rail / Fixed mounting – Maximum discharge current (Imax) 60kA – Maximum continuous voltage (Uc) 255V (L-PE) / 440…

