Switchgear type SPR-1(B)/P

Switchgear type SPR-1(B)/P is an electrical device designed for use in the underground mining faces in non-explosive hazard conditions and on the ground in environment 2. Switchgear type SPR-1(B)/P is designed for connecting and branching-off mine 3-phase grid circuits with insulated star point of the transformer (IT system) for the grid rated voltage of 500V.