MSME Testing Centre, 65/1, G. S. T. Road, Guindy, Chennai, Tamil Nadu. Discipline Electrical Testing Issue Date

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1 Last Amended on - Page 1 of 7 I. TRANSMISSION LINE EQUIPMENT & ACCESSORIES ]] 1 Stockbridge Vibration dampers for Power lines Examination & IS 9708:1993 Cl. 7.2 Cl. 7.3 Mass pull off (Slip) Cl kn Clamp Slip test Cl kn Clamp Bolt Torque Test Cl N-m Galvanizing test uniformity Chemical Method IS Cl.7.11 Magnetic power loss Cl A 2 Spacers and Spacer Dampers for twin horizontal bundle conductors Examination & IS 10162:1982 Cl. 5.2 Cl. 5.3 Tensile Load Test Cl kn Compression & Pull off Test Cl kn Clamp Bolt Torque Test Cl N-m

2 Last Amended on - Page 2 of 7 Assembly Torque Test Cl N-m Magnetic power loss Cl A Cl g/m 2 3 Metal Fittings of Insulators for Power Lines with nominal voltage greater than 1000 V Freedom from defects & IS 2486 Part 1 :1993 : Cl.5,6 Part 2: 1989 : Cl.8 : Cl.9.4 : Cl g/m 2 visual Slip strength test IS 2486 Part 1 :1993 IS 2486 Part 2: 1989 Cl kn Mechanical strength test Cl kn Electrical Resistance Cl mω Heating cycle test Cl A

3 Last Amended on - Page 3 of 7 4 Electric Power Connectors Tensile test IS 5561: 1970 Cl kn Electrical Resistance Cl mω Temperature rise test Cl A Cl.14 Galvanizing test Uniformity : Cl.15 5 Conductor and Earth wire Accessories for overhead Power lines (Armour rod, binding wires & taps for Examination & IS 2121 Part 1: 1981 Cl.7.2 Cl.7.3 Tensile strength test Cl kn Electrical Resistance test Cl mω Wrapping test Cl.7.6 Slip strength test Cl kn Bend Test Cl.7.10 Resilient test Cl.7.11 visual

4 Last Amended on - Page 4 of 7 6 Conductor and Earth wire Accessories for overhead Power lines (Midspan joints and repair sleeves for Examination & IS 2121 Part 2: 1981 Cl.6.2 Cl.6.3 Failing Load test Cl kn Electrical Resistance Cl mω Heating cycle test Cl A Cl g/m 2 7 Conductor and Earth wire Accessories for overhead Power lines (Armour Rod, binding wires & Tapes for Examination & IS 2121 Part 3 :1992 Cl.5.2 Mechanical Strength test Cl kn Electrical Resistance Cl mω Cl g/m 2

5 Last Amended on - Page 5 of 7 8 Aluminum (Aluminium Stranded IS 398 Part 1: 1996 Cl.12.2 Breaking load of wire Cl kn Conductor Resistance Cl mω Measurement Lay ratio Cl.12.6 Wrapping test Cl Aluminum (Aluminium conductor, Galvanised steel reinforced) IS 398 Part 2: 1996 Cl.13.2 Breaking load of wire Cl kn 25 kn Wrapping test Cl.13.5 Conductor Resistance Cl mω Measurement Lay ratio Cl.13.8 Cl g/m 2 visual

6 Last Amended on - Page 6 of 7 Ductility test Elongation test (13.4.2) IS 398 Part 2: 1996 Cl Aluminum (Aluminium conductors, aluminized steel reinforced) IS 398 Part 3: 1976 Cl.7 Breaking load of wire Cl k N 25 kn Ductility test (Elongation test) Cl.12.3 Cl Wrapping Test Cl Conductor Resistance Cl mω Measurement Lay ratio Cl. 2.4 Aluminizing Test Mass of coating Continuity of coating Chemical Method IS Cl to 200g/m 2

7 Last Amended on - Page 7 of 7 11 Aluminum (Aluminium Alloy Stranded IS 398 Part 4: 1994 Cl.7 Breaking load of wire Cl kn Elongation test Cl.12.3 Conductor Resistance Cl mω Measurement Lay ratio Cl X-X-X-X-X-X-X-X-X-X-X-X-X-X-

Power Systems 2 ELE3015. Lecture 1: Transmission Lines

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