RequiredExperience with Government
RequiredAnnual Turnover
RequiredCertificate (Requested in ATC)
RequiredOEM Annual Turnover Bid to RA enabled No Transformer Oil ( 600 liter ) ( Under PAC ) Make bharatpetroleum Model bharatpetroleumhivoltoltransformeroil Technical Specifications * As per GeM Category Specification Specification Specification Name Values Bid Requirement (Allowed Values) Test Report Details The Vendor are also required to furnish the Yes * 1/6 following :- i) Details of instrument/appliances available with the manufacture for testing of transformer oil ii) Flow diagram clearly indicating facilities available with manufacture for manufacturing of transformer oil along with capacity iii) (Self attested/Digitally signed) & Notary certified copy (ies) of test report certificate from CPRI or Govt test house or National Test house or ERDA as per relevant IS iv) (Self attested/Digitally signed) & Notary certified copy of valid BIS marking license/BIS schedule/BIS endorsement showing coverage of this item and indicating validity Availability of Test Report from Central Govt/State Govt/NABL/ILAC accredited lab(hint: Must be declared Yes * The vendor as to Provide involve and test report from the manufacture
Requiredif required by the Buyer or no minated Yes * Certification Conforming to IS : 335 ( Latest ) Yes * Whether IS Marked Yes * BIS Licence Number
Requiredif ISI Marked
Requiredelse write NA 3724966 * Characteristics of transformer oil Appearance "The oil shall be clear transparent & free from suspended matter or sediments " * Density Max (gm/cm2 at 29 point 50°C) 0.89 * Kinematic viscosity 27 * 2/6 (Cst) at 27°C
RequiredMax Interfacial tension at 27°C Newtons/M
RequiredMin 0.04 * Flash point Pansky/marten(Closed)
RequiredMin(°C) 140 * Pour point
RequiredMax(°C) (-)6 * Neutralization value
RequiredTotal acidity mg
RequiredMax
Requiredmg KOH/gm 0.03 * Neutralization value
RequiredInorganic acidity Alkalinity Nil * Corrosive Sulphur (In terms of classification of copper strips) Non-corrosive * Electric strength (Break down voltage)
RequiredNew untreated oil
RequiredMin (RMS) (in KV) 30 * Electric strength (Break down voltage)
RequiredAfter treatment
RequiredMin (RMS) (in KV) 60 * Dielectric Dissipation vector (Ten delta) at 90°C
RequiredMax 0.002 * Specific resistance (Resistivity) at 90°C
RequiredMin
Required( in Ohm-cm ) 35x10^12 * Specific resistance (Resistivity) at 27°C
RequiredMin
Required( in Ohm-cm ) 1500x10^12 * Oxidation stability : Neutralization value after oxidation for 164 hrs at 100°C
RequiredMax
Requiredmg KOH/gm 0.4 * Oxidation stability : Total sludge after oxidation for 164 hrs at 100°C
RequiredMax
Required% by weight 0.1 * Presence of oxidation inhibitor The oil shall not contain antioxidant additives * Water content (PPM)
RequiredMax 50 * Ageing characteristics after accelerated 2.5x10^12 * 3/6 ageing (open breaker method with copper catalyst : Specific resistance (Resistivity) at 27°C
RequiredMin
RequiredOhm-cm Ageing characteristics after accelerated ageing (open breaker method with copper catalyst : Specific resistance (Resistivity) at 90°C
RequiredMin
RequiredOhm-cm 0.2x10^12 * "Ageing characteristics after accelerated ageing (open breaker method with copper catalyst : Dielectric Dissipation vector (Ten delta at 90°C
RequiredMax " 0.2 * "Ageing characteristics after accelerated ageing (open breaker method with copper catalyst : Total acidity
RequiredMax "
Requiredmg KOH/gm 0.05 * "Ageing characteristics after accelerated ageing (open breaker method with copper catalyst : Total sludge value
RequiredMax "% by weight 0.05 * Packing
RequiredMarking and Labelling The Transformer oil is required to be supplied in brand new steel barrel ISI marked and with suitable coating from inside and outside as per clause 6-1 of IS 335 : 1993 with latest amendment
Requiredif any Yes * "Oil may also be delivered in a suitable type of high density polyethylene ( HDPE ) barrel subject to agreement between the purchaser and the manufacturer " Yes * Oil may also be delivered in road or rail tank wagons specially cleaned and reserved for this purpose and Yes * 4/6 shall be suitably sealed so as to avoid ingress of moisture Marking should be as per IS 335 :1993 Yes * The container may also be marked with the IS1 Certification Mark Yes * * Specifications highlighted in bold are the Golden Parameters. * Bidders may note that In respect of non-golden Parameters
Requiredthe specifications 'Values' chosen by Buyer will generally be preferred over 'Bid requirement ( allowed Values) by the Buyer.
