electric locomotive automatic blocking signals

It is intended for the automated management by flash-lights and drives of pointer translations on areas underground rail transport of mines of productivity middle and small, having no more than 8 routes and four drive pointers. Opening of signals, providing of blocking dependences and all switching on translation of pointers are executed by an apparatus automatically or on the command of machinist of electric locomotive. It is expected for work in mines dangerous on the explosion of gas and dust, where application of electric is required equipment which does not cause the explosions.