... CE,TUV,UL Certification & Test Report 2,spd,Voltage Surge Protector,surge suppressor 3,quick response; surge protection ... VDE0675-6AMax. continuous AC voltage Uc440VMax. continuous DC voltage Uc560VIimp (10/350)μs50KA Rating impulse current limit voltage Up<2.0KV Response ... time<100nsOperating temperature range Tu-40 to 80TOV voltage UT470V/ ...