Free Expert Guides on Power Systems, Circuit Design & Electrical Troubleshooting

What is a Rail Electric Pole?Rail Electric Pole DefinitionCommonly used for utility poles in 11 KV and 33 KV systems.Rail Electric Pole AdvantageMaximum strengthRail Electric Pole Disadvantage Big cost Big weight High transportation cost High handling costRail Pole Sizes 30 kg per metre 37 kg per metre 45 kg per metre 52 kg per metre

What is a Steel Pipe Poles?Steel Pipe Poles Advantage Large bearing capacity Long service lifeSteel Pipe Poles DisadvantageHigh costSteel Pipe Poles Types Stepped Pole Swaged Pole

What is a Concrete Pole?Concrete Electric Pole DefinitionConcrete Electric Pole are used in 11 KV and 400/230 volt system to a large scale, apart from this, we also use Concrete Electric Pole in 33KV H.T. Line.Concrete Electric Pole AdvantageThe strength of the PCC Pole is much more than that of a wooden pole but less than that of a steel pole.Concrete Electric Pole Disadvantage Weighty BreakableConcrete Electric Pole Type R.C.C. Poles P.C.C. Poles

What is a Wooden Pole?Wooden PolesDefinitionWooden poles were widely used for 400 volts and 230 volts low tension (L.T.) lines and 11 K.V. high tension (H.T.) lines. Occasionally, they were used for 33 K.V. lines.Wooden Poles AdvantageWith proper maintenance and treatment, wooden poles can last a long time.Wooden Poles Classification The breakdown force is above 850 Kg/cm2. Examples are Shaal, Masua wood, etc. The breakdown force is between 630 Kg/cm2 and 850 Kg/cm2. Examples are Tik, Seishun, G