Quiz on Aerial Insulated Cables

What is the main benefit of using fully insulated cables?

• Higher costs

• Less damage occurs

• More maintenance needed

• More tree cutting

What material is used for the insulation of aerial cables?

• Wood

• Glass

• Rubber

• Polyethylene

What is the minimum height for cables over a road?

• 3.00 meters

• 6.00 meters

• 5.49 meters

• 4.57 meters

What should be done to trees near the cables?

• Water the trees

• Plant more trees

• Cut branches within 300 mm

• Leave them alone

What is the purpose of fuses in the cable system?

• To increase power

• To protect against short circuits

• To make cables longer

• To connect cables

What is the maximum span for 3 x 185 mm cables?

• 35 meters

• 30 meters

• 40 meters

• 50 meters

What type of connector is used for joining insulated cables?

• Screw connector

• Welded connector

• Piercing connector

• Twisted connector

What is the recommended action for damaged insulation?

• Ignore it

• Replace it

• Paint over it

• Add more insulation

What is the purpose of the nylon tie?

• To cut cables

• To connect to the ground

• To hold cables together

• To make cables longer

What should be done if the cable is too low?

• Raise it

• Leave it

• Cut it

• Add more weight