Standards
IEC 61643-11
Type of Low Voltage Distribution System
TN TT
Suitable For
To protect systems against transient overvoltages or surges from lightning and electrical switching events
Nominal AC Voltage of the System (U<sub>o</sub>)
277 V
Voltage Protection Level ( Up)
680 V
Maximum Continuous Operating Voltage (U<sub>c</sub>)
350 V
Temporary Overvoltage Test Value (U<sub>T</sub>)
402 V
Discharge Current
Nominal 25 kA I (max, 8 / 20 µs) 150 kA
