TECHNICAL SPECIFICATION FOR OUTDOOR TYPE …

1 SECTION-IV TECHNICAL SPECIFICATION & SCHEDULE OF REQUIREMENT OF EARTHING CHAIN SCOPE This SPECIFICATION covers the manufacture, testing before dispatch and delivery at our stores/site of earthing chains. SCHEDULE OF TECHNICAL SPECIFICATION . Earthing chains shall be manufactured and tested in accordance with the following SPECIFICATION / standard. The earthing chains are required to be made of brass wire rods of length of each chain shall be meters and it shall be provided with a brass ball weight at one end and a brass clip having crocodile Jaws and teeth for better grip (like battery terminal) at the other end. The brass ball shall be round in shape and shall be of 30gms.(approximately). The weight of each link be gms(approx.).The weight of complete chain shall be approx. 400gms. SCHEDULE OF REQUIREMENT The approximate requirement of earthing chain is 500 Nos.

2 GUARANTEED TECHNICAL & OTHER PARTICULARS: The tenderer shall furnish complete guaranteed and other particulars of material offered by him as per Schedule-V. SAMPLES: The bidder shall deposit 1 No. sample of tendered item, along with dimensional drawing indicating all dimensions and weight along with Bid to under an intimation to this office purchaser. The sample shall be checked thereafter for visual examination and checking /verification of dimensions, weight etc. as per SPECIFICATION / GTP / Drawing. INSPECTION & TESTING: Inspection & testing shall be as per relevant IS/GTP S of PO. The inspecting officer shall select 5% samples randomly from the offered lot for physical verification and inspection as per SPECIFICATION and purchase order. The suppliers should satisfy themselves that the stores are in accordance with the terms of the contract and fully confirm to required specifications by carrying out a through pre-inspection of each quota before tending the same for inspection to the inspecting officer nominated by the purchaser.

3 Such pre-inspection on the part of the suppliers would minimize the chances of rejection in inspection. The material shall be tested and inspected by an authorized inspecting officer of the purchaser before dispatch. The purchaser reserves the right to get the material tested in any testing laboratory before dispatch. PREFERENCE: The offers of standard make and directly from the manufacturers/traders quoting shorter delivery period shall be preferred. DEPARTURE FROM SPECIFICATION : Should the tenderer wish to depart from the SPECIFICATION in any respect, he should clearly state such departures indicating the reasons thereof. Unless this is done, the departmental SPECIFICATION will hold good and shall be binding on the supplier unless the departures have been approved in writing by the purchaser. TENDERS: Tenderer shall furnish complete particulars of the material offered by them in regard to this SPECIFICATION and submit the same with their tender in single copy.

4 Failure to do so or any incomplete entry therein may prevent a tender from being considered. GENERAL The tenders received without complete details required as per enclosed forms/schedules are liable to be rejected. ------------------ TECHINICAL SPECIFICATION & SCHEDULE OF REQUIREMENT OF INSULATED RUBBER HAND GLOVES SCOPE: This SPECIFICATION covers the design, manufacture, testing at manufacturer s works before dispatch, supply and delivery of Insulated Rubber Hand Gloves at NESCO stores. SCHEDULE OF REQUIREMENT: PARTICULARS 1. Insulated Rubber Hand Gloves tested up to 10000 Volts & Working potential up to 1100 Volts Note: - A. The quantity mentioned above are tentative and may be increased / decreased as per requirement while finalizing the tender. STANDARDS FOR MATERIAL: i.

5 Insulated Rubber Hand Gloves shall be manufactured and tested up to 10000 Volts & Working potential up to 1100 Volts in accordance with the relevant standard. ii. Insulated Rubber Hand Gloves of superior quality are required for use in Rural / Urban areas of NESCO for protection of serviceman and lineman from electric shock while working on energized lines and equipments. iii. Rubber hand gloves shall be of soft quality, seamless latex, shock proof and manufactured & tested in accordance with type two of IS: 4770 / 1991 with latest amendment are required. iv. Hand gloves shall be made from natural or synthetic rubber by dipping process. v. There should be no joints in the gloves. vi. Hand Gloves shall have a smooth surface and both inner & outer surfaces shall be free from visual defects like patches, blisters, porosity, embedded, foreign matter or other physical defects.

6 Vii. The hand gloves shall be of Cream colour only. viii. The hand gloves shall be of gauntlet type and cuff edges shall be finished with a roll or rubber re-enforcing strip. ix. The hand gloves shall be of curve finger type. MARKING: Each Insulated Rubber Hand Gloves shall be marked with the following:- i. Size & type of gloves. ii. Maximum working potential followed by word Working in bracket. iii. Manufacturer s name or recognized trade mark, if any. iv. Month & Year of manufacture. vi. N E S C O. vii. Confirming to ISS: 4770 / 1991. Each hand glove shall be tested as per routine test of IS: 4770 (Latest amended) and mark TESTED shall be marked. The marking should be at the backside of the glove, shall be legible and permanent and shall not impair the quality of gloves. PACKING: The packing should able to withstand rough handling during transit of material at various destinations.

7 Each pair of hand gloves shall be suitably and properly packed in polythene bags. Any other mode of packing superior to above as per manufacturer s standard practice may also be agreed too. 100 150 pairs of hand gloves shall be packed in one wooden box / container or as per manufacturer s standard practice GUARANTEED TECHNICAL PARTICULARS: The tenderer shall furnish complete Guaranteed and other TECHNICAL Particulars of material offered by him as per Schedule- V. SAMPLES: The bidder shall deposit 1 No. sample of tendered item, along with dimensional drawing indicating all dimensions and weight along with Bid. The sample shall be checked thereafter for visual examination and checking / verification of dimensions, weight etc. as per SPECIFICATION / GTP / Drawing. TYPE TEST CERTIFICATES: Along with tender necessary type test certificates (not older than three years from date of opening of tender) from any CPRI/ERDA/NABL accredited test lab is required for offered material.

8 TECHNICAL SPECIFICATION & SCHEDULE OF REQUIREMENT OF HT type LINE TESTER SCOPE This SPECIFICATION covers the manufacture, testing before despatch and delivery at our stores/site of HT type Line Tester. SCHEDULE OF TECHNICAL SPECIFICATION for HT Type Line Testers ( to 33 kV) with Extendable telescopic stick:- HIGH VOLTAGE INDICATION: RED LEDs start flashing with an audible buzzer if taken into high voltage induction area. TEST VOLTAGE RANGE: TEST VOLTAGE RANGE: kV to 33 kV. ELECTRICAL SPECIFICATIONS: Insulation Resistance: Greater than 100M ohms @ 1000V DC of HV Detector. POWER SPECIFICATIONS: Current Consumption: 30mA maximum Battery Low: V Nominal Battery: 9V/ Battery type 6F22 or equivalent Visual Indication: High bright LEDs flashing Audible Indication: Buzzer beeps loudly ENVIROMENTAL SPECFICATIONS: Recommended Operating Temperature Range: 5 degree C to 50 degree C Humidity: <85% RH non-considering Storage Temperature: 10 degree C to 60 degree C <85% RH non-considering UNIVERSAL LINK: Material: Glass filled Nylon Length: 9 5 mm Approximate INSULATED STICK: Material: Fibre Glass (study & rugged) Length: Telescopic extendable length 3 mtrs.

9 For 33 kV PHYSICAL SPECIFICATIONS: Length: 245 mm Approx. Diameter: 105 mm Approx. Weight: Approximate Kg including Telescopic Insulated stick SCHEDULE OF REQUIREMENT The approximate requirement of HT type Line Tester is 50 Nos. GUARANTEED TECHNICAL & OTHER PARTICULARS: The tenderer shall furnish complete guaranteed and other particulars of material offered by him as per Schedule-V. SAMPLES: The bidder shall deposit 1 No. sample (HT & LT Line Tester) of tendered item, along with dimensional drawing indicating all dimensions and weight along with Bid. The sample shall be checked thereafter for visual examination and checking /verification of dimensions, weight etc. as per SPECIFICATION / GTP / Drawing. Type test reports of HT & LT Line Tester to be submitted with bid. GUARANTEED TECHNICAL PARTICULARS FOR HT LINE INDICATOR Guaranteed TECHNICAL Particulars To be filled by Bidder 1.

10 Name & Address of Manufacturer 2. Test Voltage Range 3. Electrical Specifications 1) Insulation Resistance 2) Dielectric Strength 4. Power Specifications 1)Current Consumption 2)Battery Low 3)Battery 4)Visual Indication 5)Audible Indication 5. Environmental Specifications 1)Temperature Range 2)Humidity 3)Storage Temperature 6. Universal Link 1)Material 2)Length 7. Insulated Stick 1)Material 2)Length 8. Physical Specifications 1)Length 2)Diameter 3)Weight TECHNICAL SPECIFICATION & SCHEDULE OF REQUIREMENT OF LT TYPE LINE TESTER SCOPE This SPECIFICATION covers the manufacture, testing before despatch and delivery at our stores/site of Line Tester. SCHEDULE OF TECHNICAL SPECIFICATION . For LT Type Line Testers:- o AC Voltage Test Contact method 70-500 V AC Non-Contact method 70-1000 V AC o DC Voltage Test 1.