🔗 Types of Joints in Underground Cables
When a cable is too long or needs repair, joints are used. These must be strong, waterproof, and insulated.
1. 🔄 Straight Joint
Connects two cables end-to-end
Common in long runs
2. ➕ T-Joint
A branch connection from the main line
Used for connecting a sub-circuit
3. 🛠️ Indoor/Outdoor Joint
Depends on location
Outdoor joints are waterproof and weather-resistant
4. 🧊 Pothead Joint
Used at the end of cable to connect with switchgear
Provides strong insulation