▁tend ers ▁on ▁section ▁complex ▁re h abil itation . ▁Success ful ▁tests ▁of ▁a ▁prototype ▁of ▁a ▁point ▁communication ▁channel ▁with ▁a ▁locomot ive . ▁Development ▁of ▁an ▁un inter rupt ible ▁power ▁supply ▁of ▁low ▁power ▁with ▁the ▁working ▁range ▁of ▁temper atures ▁of ▁- ▁ 6 0 ° ▁… 8 5 ° . ▁▁ 2 0 0 7 ▁- ▁first ▁installation ▁of ▁ ▁train ▁operation ▁remote ▁control ▁system ▁ ▁on ▁the ▁ ▁industrial ▁rail road ▁( Z ap ad no - S ib ir sky ▁Met all urg ical ▁Works ). ▁ ▁Product s ▁ ▁E SS O ▁ ▁E SS O ▁is ▁designed ▁for ▁track ▁vac ancy ▁detection ▁on ▁sections ▁of ▁any ▁complexity ▁and ▁configuration ▁at ▁station ▁areas ▁and ▁track ▁lines . ▁ ▁E SS O ▁enables ▁to ▁ensure ▁train ▁operation ▁safety ▁and ▁consider ably ▁increase ▁traffic ▁capacity ▁on ▁block ▁sections ▁with ▁minimal ▁exp enses . ▁ ▁E SS O ▁does ▁not ▁need ▁expensive ▁track ▁circuit ▁equipment ▁( imp ed ance ▁b onds ▁with ▁secondary ▁w inding , ▁jump ers , ▁ins ulated ▁joint s ▁and ▁so ▁on ). ▁The ▁use ▁of ▁E SS O ▁significantly ▁reduces ▁power ▁consumption , ▁maintenance ▁and ▁other ▁operating ▁costs . ▁The ▁system ▁oper ates ▁at ▁any , ▁up ▁to ▁zero ▁ball ast ▁resistance , ▁as ▁well ▁on ▁track ▁sections ▁with ▁met all ic ▁sleep ers ▁and ▁on ▁all - met al ▁brid ges . ▁ ▁The ▁components ▁of ▁the ▁system ▁are ▁resist ant ▁to ▁any ▁operating ▁conditions . ▁The ▁working ▁temperature ▁range ▁of