WorksheetsCommon Wire Splices and Joints
Total questions: 10
Worksheet time: 6mins
It is the electrical connection or joining of two or more wires that conduct electricity in a building.
Connection
Jointing
Soldering
Splicing
This is used extensively for outside wiring to extend the length of wire from one end to another.
Western Union Short-tie Splice
Aerial Tap
Western Union Long-tie Splice
The Britannia joint
This is the most widely used splice or joint in interior wiring installation to extend the length of wire from one point to another.
Western Union Short-tie Splice
Western Union Long-tie Splice
Y-Splice
The Britannia joint
This method of wrapping is generally used on small cables because the strands are flexible and all can be wrapped in one operation.
Western Union Short-tie Splice
Western Union Long-tie Splice
Y-Splice
The Britannia joint
This tool is used to twist the wire in splicing and jointing wires.
Gloves
Long nose Pliers
Screwdriver
Wire cutter
This kind of joint is commonly used to join two or more conductors inside the junction box.
Aerial Tap
Knotted tap
Plain tap joint
Rat Tail
This joint is used where the splice is subject to strain or slippage.
Aerial Tap
Knotted tap
Plain tap joint
Rat Tail
This is used where the tap wire is under considerable tensile stress circuit.
Aerial Tap
Knotted tap
Plain tap joint
Rat Tail
What is the length of insulation that should be removed from the cable?
1-3 inches
4-6 inches
7-9 inches
10-12 inches
What is the benefit of splicing and jointing of wires?
You can have a new cable.
Your current will flow faster.
Your electric bill will be lesser.
You have the opportunity to connect damaged cables instead of installing new ones.
