This course aims to provide employees working within the Highway Electrical Sector with an

understanding and awareness of the procedures for the safe isolation of electrical circuits. The course will also cover the procedures for the safe method for the testing of supply and the checking of polarity.

Course 210 Working in the vicinity of DNO/IDNO Equipment will be required for operatives

working onsite and carry out isolation in the vicinity of DNO/IDNO equipment; this course should also be considered for any operative carrying out isolation on non-DNO/IDNO equipment.