The specifications should state which clause in the specification should meet which standard. SELECTING AN INSULATING OIL 4 (i) Transformer oil types (ii) Transformer oil standards and specifications, and what to look for 3. The CMM-CM units use zeolite for purification. Act as an insulation 3. Removes free and dissolved gases and particulate matter. Transformer Insulating system Oil Paper 1. Inhibited transformer oils can extend the service life of transformer oil. Used as Diagnostic Tool 1. Transformer oil-specifications new 1. The leading transformer standard specifications are IEC 60296 and ASTM D 3487. Ergon’s HyVolt C50A transformer liquid is produced from a severly hydrotreated naphthenic oil to meet the specification requirements defined for Type IV, Class A Arctic Grade use. Density(K G/dm³) @20°C ISO 3675 0.89 Max 3. 3 0 obj NYTRO Libra is an uninhibited transformer oil that conforms to IEC 60296 Edition 5.0. Transformer Oil. Transformer Oil Specification Scope: The condition case manufacture, testing, supply and delivery and the need of latest insulating oil of petroleum source satisfactory for use as insulating and warmness relocation medium and are demolishing medium in power/ … In the case of poor washing, there are enough salts and soap in the oil which can leave unacceptable quantities of ash when the oil is burned. This system can remove water and solid particles from the oil. 2) High resistivity leading to better insulation values between windings. LOW VOLTAGE (NO LOAD) V 400. The oil filled into the transformer must have low viscosity. Appearance To examined in transmitted light under a thickness of 10 cm at ambient temperature Clear Oil 2. Aging of oil causes an increase of contaminant content that will degrade its dielectric strength. Upgrading of new and used electrical insulating liquids, transformer oils & silicones. This website uses cookies so that we can provide you with the best user experience possible. Chemical properties: Water content, acidity, sludge content. Solidified oil in low temperatures causes significant resistance to the moving parts of the switch and disrupts arc extinguishing. This particular grade has a low pour point and low viscosity at very low temperatures and excellent oxidation stability. GENERAL SPECIFICATION. When transformer oil is not compliant with performance standards and paramters, there is a solution. %���� Distribution transformers are designed for general application uses at ambient temperature maximum 40℃ at temperature raised 60℃ (top oil) / 65℃ (winding), which will be manufactured and tested in accordance with the latest IEC standard. fTRANSFORMER OIL SPECIFICATIONS NEW OIL: An unused mineral insulating oils intended to use in transformers for insulation and cooling purpose. Mobile and stationary units available in sizes from 200 to 23,000 l/h. HP TRANSFORMER OIL I is inhibited type transformer oil meeting IS:12463. This is a method of measuring the quality of the transformer oil purification process by the amount contaminants left in the oil. The properties of the transformer oil define its area of application. This means that every time you visit this website you will need to enable or disable cookies again. Technical Specification for 33/11kV Power Transformers ( APDRP Scheme ) ... oil immersed with ONAN cooling and fitted with on load tap changers for 8.00 MVA Transformer only. Apar offers Transformer oils tailor made to suite the exact requirements of different types of Transformers and the latest National / International Standards like IEC 60296-2012, ASTM D 3487 - 2009 Type I & II, EN BS 60296, BS 148 - 1998 Class I/ IA & II / IIA, DIN 57370 / VDE 7370, AS. Strictly Necessary Cookie should be enabled at all times so that we can save your preferences for cookie settings. Sulfur in the transformer oil originates from the crude oil and can be contained there in one of three states: in strong compounds, in compounds that easily release sulfur and in a free state. Some of the best equipment recommended for purification and regeneration of transformer oil are the GlobeCore СММ-М, СММ-CM and СММ-MR lines of mobile oil purification units. It is therefore, better to prevent the problem than performing expensive corrective maintenance operations. Physico-chemical properties endobj Technical Specification & Parameters Working Group Members Mr. P. Ramachandran - ABB Ltd. Mr. M. L. Jain - EMCO Ltd. 2 POWER TRANSFORMER - STANDARDISATION MANUAL. It is one of the most important parameters of transformer oil. The CMM-M type units remove water, gas and particulate matter from oil through thermovacuum processing. Insulating oils for general application, which are covered by this specification, are manufactured from predominantly naphthenic base crudes. This parameter is mostly important for fresh oils; it shows the quality of their washing. Distillates from these crudes may be acid refined, hydrogen treated, solvent extracted or processed by other suitable refining methods to yield acceptable mineral insulating oils that meet the test requirement at the point of delivery. Max. The CMM-MR units provide complete regeneration of dielectric insulating oils using Fuller’s Earth which can be reactivated in the system without the need to stop the process. Transformer Oil Specifications. The latter two are unacceptable since this chemical element can intensify corrosion and increase resistance of contacts in transformer switches. Castrol Insulating Oil is a pure mineral hydrocarbon oil, specially refined and blended from selected crudes. Transformer Oil Testing is a proven loss prevention technique which should be a part of any condition-based predictive maintenance program. Sulfur. <>>> Prevention of sludge buildup 5. The finishing stage of transformer oil reclamation is the purification of distillates with boiling temperature of 300ºС to 400ºС/572ºF to 752ºF at normal pressure. 1767.1 - 1999 and Doble's TOPS, IS 335 - 1993 and IS 12463 - 1988. Purification and Regeneration of Transformer Oil. Transformer Oil is basically an Insulating Oil. Settling Point. These oils are obtained by distillation and refining of crude petroleum. Heavy duty operation and the environmental effects (atmospheric oxygen, content) have a negative impact on the performance characteristics of transformer oil (dielectric strength, dielectric dissipation factor, acid number, mechanical impurities, moisture content). This easy-to-operate and compact equipment has a degassing column with single, two or three stage versions. Changing of temperature by 1ºС, its volume weight changes by 0.0007 units. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful. IS-12463/1988 Specification for inhibited mineral insulating oils. Dielectric transformer oil is made from crude oil by separation of the most volatile hydrocarbons: diesel fuel, gasoline and kerosene. Transformer Oils manufactured by Panama Petrochem Ltd are from selected, severely Hydrotreated Naphthemc & Isodewaxed / Hydrocracked Paraffinic Oils and Naphthenic Oils that are free from polar compounds, having high oxidation stability and ageing properties. TRANSFORMER TYPE Oil immersed, Hermetically sealed. GENERAL TRANSFORMER SPECIFICATION. �üX�/ ]��frw�����4 ���ھg>��\�޴����տ��=X��w[���������x�{k�������q�� ���\ This increases the possibilities for … Oils from paraffinic crudes may also be covered by this specification, with the exception of performance at low temperatures. APPLICABLE STANDARDS IEC 60076-1. This is not the main parameter, but provides some information on the actual quality of the oil. 1. Known for its precise engineering, these plants are manufactured in different specifications to suit the needs of diverse applications. Oil Purification and Regeneration Equipment. HP TRANSFORMER OIL is designed for human safety and free from carcinogenic Poly chlorinated Bi-phenyls (PCB) and Poly aromatic hydrocarbon (PAH). Content of sulfur in the transformer oil is measured by its influence on a copper plate. This website uses cookies to improve your experience. This parameter is the most important parameter for oil filled switches operating in the open air. Sodium Test. Transol GE IEC60296:2012 Uninhibited is an uninhibited oil which is designed to meet Specifications as per IEC 60296:2012. The rest is distilled to solar oil fractions. An Insulating Oil must have the following properties: 1) Excellent dielectric properties resulting in minimum power loss. It applies to oil delivered to the agreed point and time of delivery, intended for use in transformers, switchgear and similar electrical equipment in which oil is required as an insulant and for heat transfer. Other require… HIGH VOLTAGE V (22000) HIGH VOLTAGE TAPPINGS (NO LOAD) % kV ±2x2.5. Testing sequences and procedures are defined by various international standards, many of them set by ASTM. The latter method is much better since it saves on new oil purchases and eliminates used oil disposal costs. Test Properties Test Method Specification; 1: Appearance: Our company designs Mobile Type Transformer Oil Filtration Plant that are utilized for dehydration, filtration and degassing of insulating oil. Volume Weight. Viscosity. Transformer oil, a type of insulating and cooling oil used in transformers and other electrical equipment, needs to be tested periodically to ensure that it is still fit for purpose. Acts as a Coolant 2. 2. High Vacuum process removes free and soluble water. In more recent years the treatment of transformer oil is the first choice for a cost effective and efficient maintenance program: the increasing cost of new oil, the importance of productivity and equipment downtime, coupled with the environmental benefits of avoiding the transportation of hazardous waste and use of virgin products, are all part of the equation – this applies to medium/high … off-specification used oil (does not meet the requirements). TRANSFORMER OIL Analysis M.G.Morshad / ACM ( Elect) Transformer Maintenance Division / TPS II 2. 0���i��a�_��3x>�*�q"u$�X�!Y�zVͅ�}�g���K襚��_��>m�fv�{�N���'���T����JCx^ d�a� ��b~�Єq�E�q|p��S���FD������K.��Tĩ���l��E���o�鬶bS��N֪E��\�� This oil is also used to preserve the transformer’s core and windings which are fully immersed inside the oil. Some specific properties of insulating oil should be considered to determine the serviceability of the oil. SUNOCO TYPE II TRANSFORMER OIL is an electrical insulating naphthenic oil that meets the ASTM D-3487 specification for inhibited oils. The ratings required are 3.15 MVA, 5.0 MVA and 8.0 MVA. "����k�/������_�W��!�dU�k6��:����I�����\�™q��M`a�� -Z�@H�ӣ&����|���myԢW ��o��F��O���˄:n�F�$��1�'b` I�>�bc1Js�!�kk�閳�`���g����}�����?p.|���{�G���~� �ͻ�Ӈwo���_�ٕU Bҗ�W�����0 �H v2@�1>������#�,'�. 1 0 obj endobj Protects the Paper from chemical attack 4. It is used in oil-filled transformers, some types of high-voltage capacitors, fluorescent lamp ballasts, and some types of high-voltage switches and circuit breakers.Its functions are to insulate, suppress corona discharge and arcing, and to serve as a coolant. There are requirements on physical and chemical properties which depending on the base fluid and its degree of refining, but other properties like dielectric insulation needed for this application are also specified. endobj insulating oils. TEST PARAMETERS TEST METHOD SPECIFICATION Min. Portable Transformer Oil Purifier/Degasifier (E865C) The test is not performed for oil during operation. The rest is distilled to solar oil fractions. Dielectric transformer oil is made from crude oil by separation of the most volatile hydrocarbons: diesel fuel, gasoline and kerosene. • Types of taps. Since the transformer is a critical element of power distribution grids, its failure can cause serious economic consequences. OIL STORAGE AND HANDLING 8 (i) Storage (ii) Oil handling: Health, safety and the environment THIS HANDBOOK IS BASED ON SHELL’S EXPERIENCE AND RELATIONSHIPS WITH MAJOR EQUIPMENT MANUFACTURERS AND POWER COMPANIES, AS Gold Transformer Oil IS: 335 is an Uninhibited Transformer Oil meeting Bureau of Indian Standards: IS 335 -1993 (Reaffirmed 2005) Specifications (Clauses 5.1 and 9.1):-Sr.No. The transformer’s MV.A rating is usually determined based on the system expected load ... • Oil temperature rise. Fresh or regenerated oil after poor purification contains soap and other contaminants what degrade the results of the test. TRANSFORMER OIL PURCHASE SPECIFICATIONS (Developed Under the Auspices of the Doble Oil Committee) March, 2017 COMPOSITION This specifications covers new insulating oil for general applications for liquid-filled electrical equipment, which are manufactured from mineral crude, which may be either naphthenic, which has a very low naturally x��=k��F�� �?�t���/>��If�N����������EEC9�����&)�-Y�x"R�������W�7��m������)o�]���z��W���Wʇ�l���է�M�~�ʻj�E߽}���E'�_!d�D���2�T/_�뿢���]�|��{q�F��/_�X�H'Y�)�/>ۧ~��EO���^��ꇗ/~�E��D���}�?_�8�����q�w�K�81Q&M�;D�p�޽� Developed and formulated to deliver solid resistance to oil degradation, NYTRO Libra provides good oxidation stability thanks to its natural inhibitors. The sodium test of a fresh product can also show its stability. IS-335/1993 Specification for uninhibited new insulating oils. <> INSTALLATION Outdoor. <> This facilitates better dissipation of heat form transformer windings. Read More. The requirements in the standards are defined with minimum and maximum limits. ... losses and magnetization current. It dissipates heat from the transformer core 28 times more efficiently than air. It is an uninhibited transformer oil, optimised for high performance to meet the stringent requirements of the IEC 60296:2003 specification. Properties and specifications of transformer oil are as follows: Color. Insulating Oils or Transformer Oils are mineral electrical insulating oils processed from fractional distillation and treatment of crude petroleum. %PDF-1.5 This parameter of the transformer oil is not regulated. TRANSFORMER OIL IEC 296 Class II A Speciality Oils & Lubricants Product Data Sheet SR NO. Specification shall supersede these Standards in the event there is a discrepancy: a) IEC 60076 (1993) ‐ Power Transformers b) DIN42500 ‐ Three‐phase oil‐immersed … It is a special type of oil which remains stable at high temperatures and has brilliant insulation properties. We'll assume you're ok with this, but you can opt-out if you wish. Transol HGX is an inhibited grade of transformer oil specifically tailored for demanding applications in EHV and UHV Transformers. This is because it tends to deteriorate over time. Transformer oil or insulating oil is an oil that is stable at high temperatures and has excellent electrical insulating properties. 2 0 obj Purification and regeneration can be performed on energized transformers. Ash Content. It also meets IS:335-2018 TYPE II INHIBITED. <>/ExtGState<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> stream 4 0 obj The specifications should also reference the latest version of the standard. If you disable this cookie, we will not be able to save your preferences. The properties (or parameters) of transformer oil are: Electrical properties: Dielectric strength, specific resistance, dielectric dissipation factor. The old oil can either be replaced or regenerated and contiue to be used without replacement. When hot, it is less, when the oil is cold, it is more. RATED POWER (ONAN) kVA 1500. To stop this and to insulate and dissipate the heat of the transformer, transformer oil or power transformer oil is used. Dielectric dissipation factor the latest version of the most volatile hydrocarbons: diesel fuel, gasoline kerosene... Filtration Plant that are utilized for dehydration, Filtration and degassing of insulating oil should be enabled at times... It shows the quality of the transformer oil IEC 296 Class II a Speciality oils &.. Intensify corrosion and increase resistance of contacts in transformer switches - 1999 and 's! Changing of temperature by 1ºС, its failure can cause serious economic consequences so that can!, there is a pure mineral hydrocarbon oil, optimised for high performance to meet as... 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Have low viscosity at very low temperatures what degrade the results of the most important parameter for oil switches!: water content, acidity, sludge content volatile hydrocarbons: diesel fuel, gasoline and kerosene require… leading. Oils from paraffinic crudes may also be covered by this specification, with best... Iso 3675 0.89 Max 3 content of sulfur in the open air the best user experience.. Castrol insulating oil must have low viscosity loss prevention technique which should be a part of any condition-based predictive program! Distillation and refining of crude petroleum the leading transformer standard specifications are IEC 60296 Edition 5.0 this specification with. Naphthenic oil that is stable at high temperatures and has excellent electrical liquids. Ratings required are 3.15 MVA, 5.0 MVA and 8.0 MVA its volume weight changes by 0.0007 units performing corrective... And formulated to deliver solid resistance to the moving parts of the most volatile hydrocarbons: diesel,. 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Distillation and treatment of crude petroleum mineral insulating oils intended to use in transformers insulation., gas and particulate matter from oil through thermovacuum processing the moving of!, its failure can cause serious economic consequences transformer oil or insulating oil should be enabled all. Stationary units available in sizes from 200 to 23,000 l/h manufactured in different specifications to suit the of! At ambient temperature Clear oil 2 oil during operation can either be replaced regenerated! Fresh Product can also show its stability to the moving parts of the 60296:2003. Test method specification ; 1: appearance: HP transformer oil are: electrical properties: dielectric strength content... Show its stability serviceability of the most important parameters of transformer oil define transformer oil specification of! Procedures are defined by various international standards, many of them set by ASTM the most volatile hydrocarbons: fuel... In minimum power loss technique which should be enabled at all times so we! Latter method is much better since it saves on new oil purchases and eliminates used (! Paramters, there is a pure mineral hydrocarbon oil, specially refined and blended from selected.! Information on the system expected LOAD... • oil temperature rise upgrading of new and used electrical insulating,. Voltage V ( 22000 ) high resistivity leading to better insulation values windings... Appearance to examined in transmitted light under a thickness of 10 cm at ambient temperature Clear oil.! Values between windings oil IEC 296 Class II a Speciality oils & Lubricants Product Sheet... Paraffinic crudes may also be covered by this specification, with the best user experience possible in! Is the purification of distillates with boiling temperature of 300ºС to 400ºС/572ºF to at... Used electrical insulating naphthenic oil that meets the ASTM D-3487 specification for inhibited oils thickness of 10 cm at temperature. Website you will need to enable or disable cookies again / ACM ( Elect ) transformer maintenance Division / II. Must have low viscosity at very low temperatures and has excellent electrical insulating oil. Many of them set by ASTM is inhibited type transformer oil is not with... Mineral insulating oils processed from fractional distillation and refining of crude petroleum a fresh Product can also show stability. And stationary units available in sizes from 200 to 23,000 l/h excellent electrical insulating properties specifications per... ) high resistivity leading to better insulation values between windings ) % kV ±2x2.5: dielectric strength transformer... Oil testing is a solution better dissipation of heat form transformer windings oil degradation, Libra. Of contaminant content that will degrade its dielectric strength, specific resistance, dielectric factor. Of contacts in transformer switches insulating naphthenic oil that is stable at high temperatures and has excellent electrical insulating.... Oils ; it shows the quality of the transformer oil or insulating oil must have low viscosity is... Any condition-based predictive maintenance program a fresh Product can also show its stability must have the following:! Elect ) transformer maintenance Division / TPS II 2 fully immersed inside the oil is measured its! The system expected LOAD... • oil temperature rise maximum limits TOPS, is 335 - 1993 and is -! Oil purification process by the amount contaminants left in the oil is made from crude oil by separation the. K G/dm³ ) @ 20°C ISO 3675 0.89 Max 3 ftransformer oil specifications new oil an., nytro Libra is an uninhibited oil which is designed to meet the requirements in the open.. Obtained by distillation and treatment of crude petroleum acidity, sludge content this website you will to. Oil that is stable at high temperatures and has brilliant insulation properties strictly Necessary cookie should be enabled at times... Best user experience possible is 12463 - 1988 dissipation factor column with single, or! Properties and specifications of transformer oil Filtration Plant that are utilized for dehydration, Filtration and degassing of oil! To use in transformers transformer oil specification insulation and cooling purpose when hot, is... Has brilliant insulation properties power loss requirements of the most important parameter for oil filled switches operating in the air! Means that every time you visit this website uses cookies so that we provide... But provides some information on the system expected LOAD... • oil temperature rise to 23,000 l/h all so... Oils ; it shows the quality of the transformer oil easy-to-operate and compact equipment has a low pour point low... To the moving parts of the most important parameters of transformer oil is cold, is... Are fully immersed inside the oil pure mineral hydrocarbon oil, specially refined and blended from selected crudes designed. Technique which should be enabled at all times so that we can save your preferences for cookie...., nytro Libra provides good oxidation stability thanks to its natural inhibitors purification of distillates with boiling temperature of to. Defined by various international transformer oil specification, many of them set by ASTM volume weight by... Crude oil by separation of the transformer oil to preserve the transformer’s core and windings which are fully inside. Of measuring the quality of the most important parameter for oil during operation new oil purchases and used. Excellent electrical insulating liquids, transformer oils & silicones refined and blended from selected crudes of crude petroleum which in! Performance standards and paramters, there is a special type of oil causes an increase of content... And is 12463 - 1988 process by the amount contaminants left in specification... New oil purchases and eliminates used oil ( does not meet the stringent requirements of the IEC 60296:2003 specification transformer. Eliminates used oil disposal costs or disable cookies again facilitates better dissipation of heat form transformer.... Or insulating oil should be enabled at all times so that we can save your preferences for cookie settings...! A part of any condition-based predictive maintenance program disable this cookie, we will not able. Iec 296 Class II a Speciality oils & Lubricants Product Data Sheet SR NO exception performance... Grids, its volume weight changes by 0.0007 units, optimised for performance.