Donner Protection Box

TYB-380AC-60T thunder protection box: Specification: TYPE TYB-380AC-60T TYB-380AC-40T TYB-380AC-20T Protection Class: C C C Operating Voltage (Un): 385V AC 385V AC 385V AC Max. Continuous Operating Voltage (Uc): 440V AC 440V AC 440V AC Nominal Discharge Current (8/20μs) (In): 60KA 40KA 20KA Max. Discharge Current (8/20μs) (Imax.): 100KA 60KA 40KA Voltage Protection Level: < 1.5KV < 1.2KV < 0.8KV Response Time: < 25ns < 25ns < 25ns Relative Humidity: < 95% < 95% < 95% Working Environment: -40 +80 -40 +80 -40 +80