Power Strip Surge Protector,Power Strip 1.Imax:10~100kA,Up:0.8~2.5kV ... 2.failure tripping 3.Local&remote alarm 4.Rail mount Power Strip Surge ProtectorApplicationFor TN-S, TN-C, TN-C-S, ... TT and IT power systems of AC50Hz/60Hz, 380V and below, to protect the ... High mechanical resistance15. Standard 35mm rail mounting Max continuous operating voltage: 275V, 320V, 385V, 420V, 485V, 550V