ABB Surge Protective Device OVR T1 3N 25 255 TS
Surge Protective Device
Description
Technical
Standards:
EN61643-11
Type of Low Voltage Distribution System:
TT
TN-S
Nominal AC Voltage of the System (U o ):
(L-PE) 230V
(LN) 230V
(N-PE) 230V
(LL)-V
Voltage Protection Level (Up):
(LN) 1500V
(N-PE) 1500 V
(L-PE) – V
Maximum Continuous Operating Voltage (U c ):
(L-PE) – V
(LL)-V
(LN) 255V
(N-PE) 255V
Discharge Current:
Nominal (8 / 20 µs) 25 kA
I (total, 8 / 20 µs) 100 kA
Impulse Current:
I (imp, 10 / 350 µs) 25 kA
I (total, 10 / 350 µs) 100 kA
Short Circuit Protective Devices:
gG Type Fuses 315 A
Arrester Class:
I
II
