Surge Protective Device, SPD, Surge Protector Device
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surge protective device
surge protective device spd
The OBV7 series electricity wells up the protector to be suitable in exchanging 50Hz/60Hz,380V, and following power supply systems and so on TN-S, TN-C-S, TT, IT, took when thunderstroke the equipotential connection, its design basis conforms to GB18802, IEC61643-1, the outer covering design installs on the 35mm electricity guide rail, in this product sets at the expiration release unit, when when the electricity wells up the protector the overflow, superheat, the puncture expiration, expires the release unit to be able automatic to be separated from it from the electrical network, simultaneously the visible warning instructed the module turns (breakdown) red. The electricity wells up the protector module to be possible the online replacement.
The product characteristic
does not need power cut the replacement protection unit
to be possible to withstand 100KA (8/20 5S)
the hot melt overflow dual protection
triumphant article type wiring way.
Has the remote letter connection, may realize the long-distance monitoring.