Essential Knowledge and Associated Skills EKAS This describes the essential skills and knowledge and their level required for this unit Evidence shall show that knowledge of maintaining overhead traction equipment and components has been acquired All knowledge and skills detailed in this unit should be contextualised to current industry practices and technologies KSTRTA Maintain overhead traction equipment and components KS01-TRT28A Maintain overhead traction equipment and components Evidence shall show an understanding of the maintenance of overhead traction equipment and components indicated by the following aspects T Overhead traction equipment encompassing Types Purpose Note Examples include switchesisolators fuse switches links section insulators and fuses T Types of overhead components encompassing Types Purpose Note Examples include cantilever hardware droppers bay components portal hardware head span hardware section insulators neutral sections registration fittings steady span tension regulators and cross spans T Types of conductors used for overheads wiring such as harddrawn CAD and tinbearing copper aluminium steel and other alloyed conductors T Types of traction wire support structures that may consist of portals cantilevers drop pieces head spans cross spans and pulloffs T Ancillary equipment Types Purpose Note Examples include surge arresters booster and auxiliary transformers T Methods for replacing conductors that may consist the use of Preformed fittings Compression fittings Wedged fittings Bolted splices Lugs Bolted clamps T Methods for replacing components such as Feeders Droppers Dissimilar conductors Jumpers Surge arresters T Use of plant and equipment for maintenance work such as Elevating work platforms Ladders Works trains Railmounted overhead wiring equipmentvehicles Roadrail height access machineryvehicles Voltage detectors Micrometergauges Tension wrenches Dynamometers Other specialised tools T Maintenance of overhead traction equipment and components encompassing Types of equipment and components Types and function of tools and equipment Maintenancerepair procedures Inspection and recording procedures T Diagnose and correct simple faults in specific overhead traction equipment and component encompassing Types and causes Determination of appropriate corrective actions T Repair and replace procedures for specific overhead traction equipment and components |