procurement of medium voltage overhead line insulation cover 11kv grade for 6.6kv overhead line of raw water intake pump house for emd-iv, stps, mppgcl, sarni procurement of medium voltage overhead line insulation cover 11kv grade for 6.6kv overhead line of raw water intake pump house for emd-iv, stps, mppgcl, sarni , medium voltage overhead line insulation cover (11kv grade) for 6.6kv overhead line of raw water intake pump house , (for detailed discription please refre technical schedule) medium voltage overhead line insulation cover (11kv grade) for 6.6kv overhead line of raw water intake pump house unit no. 10& 11 stps mppgcl sarni. details of overhead line 6.6kv overhead line of raw water intake pump house conductor-acsr dog conductor, area -100 sq.mm., dia of conductor -4.26 mm., overall dia-12.78 mm. description of insulation cover:- silicone based sleeve with clip-on structure for easy and fast installation withelectrical, anti-leakage properties. material should be halogen-free flame-retardant, excellent weather resistance, high mechanical properties, water repellent and hydrophobic suitable for temperature -50 to180 deg c, uv and ozone resistant for conductive cable, to protect against external environment of the line operation, tracking on live cable due to bird rodent animal & human safety as per property given as under- tensile strength 5.5 mpa tested as per astm d1000 elongation 243%, tested as per astm d1000 dielectric strength 22kv/mm tested as per astm d1000 hardness 71 shore a - dia:- 14mm id