In refineries, chemical industries and OIL & GAS presents the problem of transferring products for long distances, even of tens of kilometers.
All existing on the market cables must be fed every 100/150 meters, in the case of cables with PTFE insulation or mineral insulation can be fed every 800/1000 meters.
The HEAT TRACE LTD, to further reduce the number of feed points, has developed a heating cable which allows to realize a long circuit up to 10km; LONGLINE is the model.