The pole top pin is used with pin insulators on 11kv/33kv distribution lines,power transmission lines. overhead power lines.The desian of the pole top pin is to allow easy removal for the replacement of insulator units or fittings without the necessity to remove the insulator strings from the cross arms.
Lead threads are made from a lead alloy of a grade and quality suitable to meet the strength and performance requirements.Pole Top Pins are formed from heavy gauge sheet steel.The straight base design has two mounting holes on the base. The flared base provides solid bearing against the pole and is designed for use with Double Arming Foot.
The following Heavy Duty Crossamm Pins are allone-piece forgings,with ANSI standard nylon alloy or cast lead threads designed for the heavy loading of high voltage pins.Short shank pins are for use on steel crossarms while long shank pins are for wood crossarms.
