Item Parameter

Rated frequency / voltage / current50 Hz / 12 kV / 630 A

Rated short time withstand current20/4 kA/s

Rated power frequency withstand voltage42/48 kV

Rated impulse withstand voltage75/85 kV

Loss of service continuity categoryLSC 2B

Arc resistant ratingAgainst the wall IAC A FL 20 kA/1s
Away from the wall IAC A FLR 20 kA/1s

Degree of protection for switches/cabinetsIP67 / IP41

Item Parameter

Ambient temperature-40℃ ~ 60℃ (Customization needed under -25°)

Relative humidity≦95%

Altitude≦4000 meters

Seismic resistanceLevel 8

Especially adaptive to plateaus, coasts, frigid areas, filthy areas and so on.

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