U1-SN-A-...-(WR-8)

The U-SN/A portable medium voltage earthing devices are intended for earthing the conductors in circuits of overhead lines, for different rated currents Ir (the highest one second rated current shall not exceed I_R1 = 9 kA for U-SN/A). Permissible operating temperature is between -25^oC and +55^oC in case when insulation is made of PVC or between -40^oC and +70^oC when insulation is made of silicone.

Files to download

Catalogue card

catalogue U-SN-A_english_(VIII edition - 8.2011).pdf