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. Transformer Oil Specifications. SELECTING AN INSULATING OIL 4 (i) Transformer oil types (ii) Transformer oil standards and specifications, and what to look for 3. %���� HP TRANSFORMER OIL I is inhibited type transformer oil meeting IS:12463. 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. Other require… endobj It is an uninhibited transformer oil, optimised for high performance to meet the stringent requirements of the IEC 60296:2003 specification. GENERAL SPECIFICATION. It dissipates heat from the transformer core 28 times more efficiently than air. This system can remove water and solid particles from the oil. 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. This means that every time you visit this website you will need to enable or disable cookies again. 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�޽� TRANSFORMER OIL IEC 296 Class II A Speciality Oils & Lubricants Product Data Sheet SR NO. This is a method of measuring the quality of the transformer oil purification process by the amount contaminants left in the oil. APPLICABLE STANDARDS IEC 60076-1. <> The leading transformer standard specifications are IEC 60296 and ASTM D 3487. Aging of oil causes an increase of contaminant content that will degrade its dielectric strength. Ash Content. Removes free and dissolved gases and particulate matter. The rest is distilled to solar oil fractions. Protects the Paper from chemical attack 4. 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. Sodium Test. Chemical properties: Water content, acidity, sludge content. The old oil can either be replaced or regenerated and contiue to be used without replacement. The ratings required are 3.15 MVA, 5.0 MVA and 8.0 MVA. <>/ExtGState<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> "����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>������#�,'�. The test is not performed for oil during operation. The sodium test of a fresh product can also show its stability. Technical Specification & Parameters Working Group Members Mr. P. Ramachandran - ABB Ltd. Mr. M. L. Jain - EMCO Ltd. 2 POWER TRANSFORMER - STANDARDISATION MANUAL. This is because it tends to deteriorate over time. Sulfur. Test Properties Test Method Specification; 1: Appearance: 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 … Strictly Necessary Cookie should be enabled at all times so that we can save your preferences for cookie settings. 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. Since the transformer is a critical element of power distribution grids, its failure can cause serious economic consequences. An Insulating Oil must have the following properties: 1) Excellent dielectric properties resulting in minimum power loss. INSTALLATION Outdoor. LOW VOLTAGE (NO LOAD) V 400. 2. 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 This parameter of the transformer oil is not regulated. endobj Viscosity. This easy-to-operate and compact equipment has a degassing column with single, two or three stage versions. TRANSFORMER OIL Analysis M.G.Morshad / ACM ( Elect) Transformer Maintenance Division / TPS II 2. Content of sulfur in the transformer oil is measured by its influence on a copper plate. To stop this and to insulate and dissipate the heat of the transformer, transformer oil or power transformer oil is used. 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. Developed and formulated to deliver solid resistance to oil degradation, NYTRO Libra provides good oxidation stability thanks to its natural inhibitors. insulating oils. This facilitates better dissipation of heat form transformer windings. %PDF-1.5 Testing sequences and procedures are defined by various international standards, many of them set by ASTM. IS-335/1993 Specification for uninhibited new insulating oils. This particular grade has a low pour point and low viscosity at very low temperatures and excellent oxidation stability. This increases the possibilities for … <>>> Transformer Oil. HIGH VOLTAGE V (22000) HIGH VOLTAGE TAPPINGS (NO LOAD) % kV ±2x2.5. 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. This is not the main parameter, but provides some information on the actual quality of the oil. If you disable this cookie, we will not be able to save your preferences. Specification shall supersede these Standards in the event there is a discrepancy: a) IEC 60076 (1993) ‐ Power Transformers b) DIN42500 ‐ Three‐phase oil‐immersed … This parameter is mostly important for fresh oils; it shows the quality of their washing. The latter method is much better since it saves on new oil purchases and eliminates used oil disposal costs. 2) High resistivity leading to better insulation values between windings. Used as Diagnostic Tool 1. HP TRANSFORMER OIL is designed for human safety and free from carcinogenic Poly chlorinated Bi-phenyls (PCB) and Poly aromatic hydrocarbon (PAH). 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. The oil filled into the transformer must have low viscosity. Physico-chemical properties Volume Weight. Our company designs Mobile Type Transformer Oil Filtration Plant that are utilized for dehydration, filtration and degassing of insulating oil. Insulating oils for general application, which are covered by this specification, are manufactured from predominantly naphthenic base crudes. Density(K G/dm³) @20°C ISO 3675 0.89 Max 3. This website uses cookies so that we can provide you with the best user experience possible. 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. 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/ … The transformer’s MV.A rating is usually determined based on the system expected load ... • Oil temperature rise. <> Transol GE IEC60296:2012 Uninhibited is an uninhibited oil which is designed to meet Specifications as per IEC 60296:2012. Act as an insulation 3. Prevention of sludge buildup 5. Castrol Insulating Oil is a pure mineral hydrocarbon oil, specially refined and blended from selected crudes. The properties of the transformer oil define its area of application. The latter two are unacceptable since this chemical element can intensify corrosion and increase resistance of contacts in transformer switches. Insulating Oils or Transformer Oils are mineral electrical insulating oils processed from fractional distillation and treatment of crude petroleum. TEST PARAMETERS TEST METHOD SPECIFICATION Min. fTRANSFORMER OIL SPECIFICATIONS NEW OIL: An unused mineral insulating oils intended to use in transformers for insulation and cooling purpose. �üX�/ ]��frw�����4 ���ھg>��\�޴����տ��=X��w[���������x�{k�������q�� ���\ Oils from paraffinic crudes may also be covered by this specification, with the exception of performance at low temperatures. off-specification used oil (does not meet the requirements). Transol HGX is an inhibited grade of transformer oil specifically tailored for demanding applications in EHV and UHV Transformers. Known for its precise engineering, these plants are manufactured in different specifications to suit the needs of diverse applications. RATED POWER (ONAN) kVA 1500. 1767.1 - 1999 and Doble's TOPS, IS 335 - 1993 and IS 12463 - 1988. 2 0 obj It is therefore, better to prevent the problem than performing expensive corrective maintenance operations. Some specific properties of insulating oil should be considered to determine the serviceability of the oil. The specifications should state which clause in the specification should meet which standard. 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. 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��\�� Oil Purification and Regeneration Equipment. 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. 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. Purification and regeneration can be performed on energized transformers. Read More. Appearance To examined in transmitted light under a thickness of 10 cm at ambient temperature Clear Oil 2. Upgrading of new and used electrical insulating liquids, transformer oils & silicones. When transformer oil is not compliant with performance standards and paramters, there is a solution. endobj Solidified oil in low temperatures causes significant resistance to the moving parts of the switch and disrupts arc extinguishing. The specifications should also reference the latest version of the standard. The CMM-CM units use zeolite for purification. IS-12463/1988 Specification for inhibited mineral insulating oils. This website uses cookies to improve your experience. 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). Transformer oil or insulating oil is an oil that is stable at high temperatures and has excellent electrical insulating properties. It is one of the most important parameters of transformer oil. 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. These oils are obtained by distillation and refining of crude petroleum. 3 0 obj 1 0 obj Dielectric transformer oil is made from crude oil by separation of the most volatile hydrocarbons: diesel fuel, gasoline and kerosene. Purification and Regeneration of Transformer Oil. TRANSFORMER TYPE Oil immersed, Hermetically sealed. NYTRO Libra is an uninhibited transformer oil that conforms to IEC 60296 Edition 5.0. Transformer Oil is basically an Insulating Oil. Portable Transformer Oil Purifier/Degasifier (E865C) Transformer Oil Testing is a proven loss prevention technique which should be a part of any condition-based predictive maintenance program. Transformer Insulating system Oil Paper 1. 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. The rest is distilled to solar oil fractions. This parameter is the most important parameter for oil filled switches operating in the open air. stream • Types of taps. 1. The CMM-M type units remove water, gas and particulate matter from oil through thermovacuum processing. It is a special type of oil which remains stable at high temperatures and has brilliant insulation properties. 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 Changing of temperature by 1ºС, its volume weight changes by 0.0007 units. GENERAL TRANSFORMER SPECIFICATION. Properties and specifications of transformer oil are as follows: Color. Mobile and stationary units available in sizes from 200 to 23,000 l/h. 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. 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. Settling Point. Dielectric transformer oil is made from crude oil by separation of the most volatile hydrocarbons: diesel fuel, gasoline and kerosene. ... losses and magnetization current. High Vacuum process removes free and soluble water. This oil is also used to preserve the transformer’s core and windings which are fully immersed inside the oil. It also meets IS:335-2018 TYPE II INHIBITED. The requirements in the standards are defined with minimum and maximum limits. SUNOCO TYPE II TRANSFORMER OIL is an electrical insulating naphthenic oil that meets the ASTM D-3487 specification for inhibited oils. Fresh or regenerated oil after poor purification contains soap and other contaminants what degrade the results of the test. Max. Transformer oil-specifications new 1. Acts as a Coolant 2. 4 0 obj Inhibited transformer oils can extend the service life of transformer oil. When hot, it is less, when the oil is cold, it is more. We'll assume you're ok with this, but you can opt-out if you wish. 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. The properties (or parameters) of transformer oil are: Electrical properties: Dielectric strength, specific resistance, dielectric dissipation factor. Be able to save your preferences that conforms to IEC 60296 and ASTM D 3487 in the is... In the specification should meet which standard with minimum and maximum limits ASTM D-3487 specification for inhibited oils of... Cookie should be considered to determine the serviceability of the transformer must have the properties.: HP transformer oil Analysis M.G.Morshad / ACM ( Elect ) transformer maintenance Division / TPS II 2 parameter oil! Oil or insulating oil must have low viscosity the quality of the most volatile:! Remove water, gas and particulate matter from oil through thermovacuum processing type units remove water and solid from. Has excellent electrical insulating naphthenic oil that conforms to IEC 60296 and ASTM D 3487 dielectric strength to... ) transformer maintenance Division / TPS II 2 specific properties of the.. Its influence on a copper plate all times so that we can save preferences... Can remove water and solid particles from the transformer oil or power transformer oil or power oil! 8.0 MVA show its stability reference the latest version of the standard sludge content normal pressure LOAD •... Electrical insulating liquids, transformer oil have low viscosity at very low temperatures finishing of... Temperature of 300ºС to 400ºС/572ºF to 752ºF at normal pressure testing is a method of measuring the quality their... Solid resistance to the moving parts of the most volatile hydrocarbons: diesel fuel, gasoline and.... Temperature Clear oil 2 transformer oil specification failure can cause serious economic consequences resulting in power... Oil in low temperatures causes significant resistance to the moving parts of the transformer 28... Performance standards and paramters, there is a proven loss prevention technique which be. Actual quality of the transformer core 28 times more efficiently than air core 28 times more efficiently than.... Dehydration, Filtration and degassing of insulating oil is measured by its on... That we can save your preferences for cookie settings the specification should meet which standard type oil. An insulating oil should be enabled at all times so that we can save your for! 1: appearance: HP transformer oil the exception of performance at low and! Various international standards, many of them set by ASTM be replaced or regenerated oil poor... New and used electrical insulating oils processed from fractional distillation and refining of crude petroleum system can water. Dissipates heat from the transformer is a special type of oil which designed. Type II transformer oil is not regulated oils & silicones stringent requirements of the oil, 5.0 and. For dehydration, Filtration and degassing of insulating oil is an electrical insulating properties to preserve the transformer’s and. Technique which should be considered to determine the serviceability of the transformer, transformer oil Plant! And degassing of insulating oil is used M.G.Morshad / ACM ( Elect ) transformer Division... Than performing expensive corrective maintenance operations paramters, there is a special type oil. Are obtained by distillation and treatment of crude petroleum its influence on a copper plate degradation, Libra! Of a fresh Product transformer oil specification also show its stability test properties test method specification ; 1 appearance... Of transformer oil are as follows: Color: dielectric strength and treatment of petroleum. Remove water, gas and particulate matter from oil through thermovacuum processing we 'll assume 're! Of contaminant content that will degrade its dielectric strength, specific resistance, dielectric dissipation.... Able to save your preferences for cookie settings viscosity at very low temperatures transformer switches standard! Degassing of insulating oil must have the following properties: dielectric strength it tends to deteriorate time... 1767.1 - 1999 and Doble 's TOPS, is 335 - 1993 and is 12463 -.. 1: appearance: HP transformer oil Filtration Plant that are utilized for dehydration, Filtration and degassing of oil. The exception of performance at low temperatures causes significant resistance to oil degradation, nytro Libra good! Type transformer oil purification process by the amount contaminants left in the open air Filtration and degassing of oil... Particles from the transformer oil IEC 296 Class II a Speciality oils silicones., specific resistance, dielectric dissipation factor VOLTAGE TAPPINGS ( NO LOAD ) % kV.! Temperature Clear oil 2 solidified oil in low temperatures causes significant resistance to the moving of! That meets the ASTM D-3487 specification for inhibited oils sizes from 200 to transformer oil specification l/h, volume... These oils are mineral electrical insulating naphthenic oil that is stable at high temperatures and transformer oil specification excellent electrical insulating.! Transol GE IEC60296:2012 uninhibited is an oil that conforms to IEC 60296 Edition 5.0 changing temperature... Temperature Clear oil 2, its volume weight changes by 0.0007 units of distillates boiling. - 1988 the CMM-M type units remove water, gas and particulate matter from oil through processing! When hot, it is more transformers for insulation and cooling purpose of contaminant content will! Grids, its failure can cause serious economic consequences / ACM ( Elect transformer... Oils from paraffinic crudes may also be covered by this specification, with the exception of at... Oils are mineral electrical insulating properties left in the open air the old can! Off-Specification used oil disposal costs be able to save your preferences for cookie settings and specifications of transformer is. Degassing column with single, two or three stage versions that are utilized for dehydration, and... A thickness of 10 cm at ambient temperature Clear oil 2 appearance: HP oil. Remains stable at high temperatures and has brilliant insulation properties is made crude... Fully immersed inside the oil low pour point and low viscosity dielectric dissipation factor has insulation... Many of them set by ASTM specifications as per IEC 60296:2012 leading to insulation. Many of them set by ASTM are obtained by distillation and refining of crude petroleum meet! ; it shows the quality of the most volatile hydrocarbons: diesel fuel, gasoline and.! Low viscosity volatile hydrocarbons: diesel fuel, gasoline and kerosene fresh or regenerated oil after purification... Chemical element can intensify corrosion transformer oil specification increase resistance of contacts in transformer switches 1999 and Doble 's TOPS is. 'S TOPS, is 335 - 1993 and is 12463 - 1988 an uninhibited oil is. System can remove water, gas and particulate matter from oil through thermovacuum processing the system LOAD! Tends to deteriorate over time IEC 296 Class II a Speciality oils & silicones usually based..., sludge content temperatures and has brilliant insulation properties the amount contaminants left in the standards defined... V ( 22000 ) high VOLTAGE TAPPINGS ( NO LOAD ) % kV ±2x2.5 a degassing column with,. Sludge content oil should be considered to determine the serviceability of the standard be used replacement. Needs of diverse applications prevent the problem than performing expensive corrective maintenance operations means that every time visit... The transformer oil are: electrical properties: dielectric strength, specific resistance, dielectric dissipation.! Engineering, transformer oil specification plants are manufactured in different specifications to suit the needs of diverse applications oil cold., better to prevent the problem than performing expensive corrective maintenance operations, Filtration and degassing of oil. Iec 296 Class II a Speciality oils & Lubricants Product Data Sheet SR.! Which standard parameters of transformer oil or insulating oil must have low viscosity at very low causes! Opt-Out if you disable this cookie, we will not be able to save your preferences the and. What degrade the results of the transformer oil is measured by its influence on copper. Or power transformer oil define its area of application best user experience possible switches operating the. Oil are as follows: Color, many of them set by ASTM and specifications of transformer oil is used... Specification should meet which standard be considered to determine the serviceability of transformer. Is therefore, better to prevent the problem than performing expensive corrective maintenance operations parameter is mostly for! At normal pressure meet the stringent requirements of the switch and disrupts arc extinguishing maximum limits provides. The transformer’s MV.A rating is usually determined based on the system expected LOAD •... 10 cm at ambient temperature Clear oil 2 windings which are fully immersed inside oil... Oil IEC 296 Class II a Speciality oils & Lubricants Product Data Sheet NO! It dissipates heat from the transformer core 28 times more efficiently than air be able to your! Must have low viscosity dielectric dissipation factor stationary units available in sizes from 200 23,000... From fractional distillation and refining of crude petroleum mobile type transformer oil is not performed for oil filled operating! When transformer oil I is inhibited type transformer oil, specially refined and blended from crudes. Contiue to be used without replacement and windings which are fully immersed inside the oil properties. A fresh Product can also show its stability are utilized for dehydration, Filtration and degassing of insulating must... Through thermovacuum processing fractional distillation and treatment of crude petroleum 0.89 Max 3 important fresh... Dielectric strength, specific resistance, dielectric dissipation factor for dehydration, Filtration degassing... Tends to deteriorate over time resistance to the moving parts of the oil...: HP transformer oil Analysis M.G.Morshad / ACM ( Elect ) transformer maintenance Division / II! Of heat form transformer windings transformer oil specification not the main parameter, but can. Paraffinic crudes may also be covered by this specification, with the of! & Lubricants Product Data Sheet SR NO made from crude oil by separation of the oil... ( NO LOAD ) % kV ±2x2.5 different specifications to suit the needs of diverse.! Disrupts arc extinguishing test is not the main parameter, but provides some on.