12F326 - Double Circuit Flat Deadend w/ Buck (336 AAC Only)
Revision 7
Jul 18, 2018
Notes:
- 55' minimum pole height.
- Engineer must specify the size & number of down guys and anchors depending on conductor design tension, line angle, available down guy lead and span length. Refer to T&D Guideline 4-6 and Compatible Unit Sections A and G.
- To avoid conductor contact during fault conditions, install conductor spacers (Compatible Unit I0320A-B) on span lengths greater than 150 feet.
- This assembly is intended for primary conductors with a maximum working tension of 2,500 lb/Ø or less. For framing conductors with a maximum working tension between 2,500 lb/Ø and 4,000 lb/Ø refer to Assembly Unit 12F386.
- New overhead double circuit construction is allowed in rural areas only.
| Compatible Unit | Description | Quantity |
|---|---|---|
| C0550 | Tap Wire, Insul 4/0 Soft Drawn Copper | 60 |
| I0387 | Insulator, 15kV Sgl Polymer Vise-Top Insulator - 5/8" x 6-1/2" Pin Fiberglass Crossarm Mount | 6 |
| I0314 | Insulator, 15kV DE Porcelain Sgl Insulator w/ 14" Eye Bolt - One-Way Pole Mount DE | 2 |
| I0321 | Insulator, 15kV Polymer Sgl DE Insulator (Fittings: Clevis-Eye) | 12 |
| R1115 | Split-Bolt, Pole Top | 1 |
| T0303 | Clamp, Straight Line Deadend 336.4 kcmil (3/0 - 477 kcmil ACSR, 4/0 - 556 kcmil AAC) | 14 |
| X0203 | Crossarm, 13' Deadend 6-Pos. Unitized Assembly | 2 |
| Z0640 | Connector, Wedge 336.4 - 336.4 kcmil AAC/ACSR | 14 |