Überspannungsschutz

Surge Protective Device(Surge protector,Arrestor) Usage and application scope Usage and application scope of BY10 type surge protective device (short name "SPD") is suitable for AC 50/60 Hz,380V and the following electric power systems,such as TT, IT, TN-S, TN-C, TN-C-S. It protects the electric network shocked by the thunder or over voltage . Working condition: 1.Height: not more than 2000m 2. Operating temperature : normal -5 +40C Enlarge range: -40 +80C 3. Relative humidity: on condition that room temperature 30% 90% 4. Installed at no notability shocked and virated place 5. Don't be contained in explosion medium,the medium such as air and dust (including conduction dust ) shouldn't come to the degree that can corrode metal or damage insulation.