Nominal voltage UN
400 V AC (IT)
400 V AC (TN)
Maximum continuous operating voltage UC
Protective conductor current IPE
Nominal discharge current In (8/20) µs
Maximum discharge current Imax (8/20) µs
Impulse discharge current (10/350) µs, peak value limp
Follow current interrupt rating Ifi
Surge protection fault message
Short-circuit current rating ISCCR
Voltage protection level Up
Nominal frequency f<sub>N</sub>
Residual voltage Ures
≤ 1.35 kV (at 2.5 kA)
≤ 1.5 kV (at 5 kA)
≤ 1.7 kV (at 12.5 kA)
≤ 2.1 kV (at I<sub>n</sub>)
≤ 2.8 kV (at 50 kA)
TOV behavior at UT
1640 V AC (200 ms / safe failure mode)
580 V AC (5 s / withstand mode)
760 V AC (120 min / withstand mode)
Color
gray (RAL 7042)
light gray (RAL 7035)
Flammability rating according to UL 94
Mode of protection
L-N
L-PE
L-PEN
N-PE (4+0)
Nominal voltage U<sub>N</sub>
400 V AC (IT)
400 V AC (TN)
Maximum continuous operating voltage U<sub>C</sub>
Protective conductor current I<sub>PE</sub>
Nominal discharge current I<sub>n</sub> (8/20) µs
Maximum discharge current I<sub>max</sub> (8/20) µs
Impulse discharge current (10/350) µs, charge
Impulse discharge current (10/350) µs, specific energy
Impulse discharge current (10/350) µs, peak value l<sub>imp</sub>
Follow current interrupt rating I<sub>fi</sub>
Short-circuit current rating I<sub>SCCR</sub>
Voltage protection level U<sub>p</sub>
Residual voltage U<sub>res</sub>
≤ 1.35 kV (at 2.5 kA)
≤ 1.5 kV (at 5 kA)
≤ 1.7 kV (at 12.5 kA)
≤ 2.1 kV (at I<sub>n</sub>)
≤ 2.8 kV (at 50 kA)
Front-of-wave sparkover voltage at 6 kV (1.2/50) µs