NOTES 2 Flashcards
Distribution Line Overview
1- Generation
2- Transmission
3- Sub-transmission
4- Distribution
2 Systems adapted in distribution System
Ungrounded System
Multi-grounded System
For single phase line construction (Pole Top Assembly), for tangent (0-5 Degrees) or Single primary support
A1
For single phase line construction (Pole Top Assembly), For angle (5-20 Degrees) or Double primary support
A2
For single phase line construction (Pole Top Assembly), For angle (20-60 Degrees)
A3
For single phase line construction (Pole Top Assembly), For double dead-end (60-90 Degrees
A4
For single phase line construction (Pole Top Assembly), For dead end (Single)
A5
For single phase line construction (Pole Top Assembly), For double dead-end (tangent) or Vertical Deadend
A6
For single phase line construction (Pole Top Assembly), Crossarm Construction Deadened (single)
A7, A7-1
For single phase line construction (Pole Top Assembly), Crossarm Construction Deadened (DOUBLE)
A8
For single phase line construction (Pole Top Assembly), Crossarm Construction Double Line Arm
A9
For single phase line construction (Pole Top Assembly), Crossarm Construction Single Line Arm
A9-1
For single phase line construction (Pole Top Assembly), For tangent (Side arm, Single)
A14
For single phase line construction (Pole Top Assembly), For angle (Side arm, Double)
A15
For single phase line construction (Pole Top Assembly), Crossarm Construction Single Phase Junction
A22
For Vee phase line construction (Pole Top Assembly), For tangent (0-5 Degrees) or Crossarm Construction Single primary support
B1
For Vee phase line construction (Pole Top Assembly), For angle (5-20 Degrees) or Crossarm Construction Double primary support
B2
For Vee phase line construction (Pole Top Assembly), For angle (20-60 Degrees) (Vertical Construction)
B3
For Vee phase line construction (Pole Top Assembly), For double dead-end (60-90 Degrees) (Vertical Construction)
B4 or B4-1
For Vee phase line construction (Pole Top Assembly), For dead-end (Vertical Construction, Single)
B5, B5-1
For Vee phase line construction (Pole Top Assembly), For dead-end – Horizontal (if 2B7 for double dead end (60-90 Degrees) or Crossarm Construction Deadend (Single)
B7, B7-1
For Vee phase line construction (Pole Top Assembly), For double dead-end (tangent-horizontal) or Crossarm Construction Deadend (Double)
B8
For Vee phase line construction (Pole Top Assembly), Crossarm Construction Double Line Arm
B9
For Vee phase line construction (Pole Top Assembly), Crossarm Construction Single Line Arm
B9-1