Pid nov 2011-electrical_updated

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Pid nov 2011-electrical_updated

  1. 1. Vaibhav Group, India [2011] Nov 2011 Release Vaibhav Group – Projects and Products Design & Developed By: Vaibhav Group of Companies www.vaibhavgroup.comReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  2. 2. Vaibhav Group, India Nov 2011 ReleaseTable of Contents Introduction .................................................................................................................................. 3 Recent Projects / Supplies ............................................................................................................. 3 Products: ....................................................................................................................................... 6 1. Transformers ......................................................................................................................... 6 1.1. Distribution Transformers .............................................................................................. 6 1.2. Power Transformers ....................................................................................................... 6 2. HT Switchgear ........................................................................................................................ 7 3. LT Switchgear......................................................................................................................... 9 4. Switchyard Equipments........................................................................................................ 10 4.1. Tn Line Towers ............................................................................................................. 10 4.2. Isolator......................................................................................................................... 11 4.3. Dropout fuse ................................................................................................................ 12 4.4. Lightening Arrester....................................................................................................... 13 4.5. Neutral Grounding Resistors......................................................................................... 14 4.6. GSS Switchyard Structure ............................................................................................. 15 5. Cable ................................................................................................................................... 16 6. ACSR/AAC Conductor ........................................................................................................... 17 7. Insulators ............................................................................................................................. 18 Clients ......................................................................................................................................... 19Reach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  3. 3. Vaibhav Group, India Nov 2011 ReleaseIntroductionVaibhav Group of Co. is involved in the supply, installation, testing and commissioning of all themajor items related to Electrical Substations, Switchyards, Transmission / Distribution system,Automation and Scada among other necessary items.Vaibhav Structurals is an ISO 9001:2008 certified company and almost all our vendors also havesimilar quality standard certifications.All the material manufactured and supplied by us are tested and certified by many 3 rd partylaboratories across India.Recent Projects / SuppliesSome of our most recent projects where we supplied the above products are as below: 1. Electrical and Instrumentation and Control work River Water System at Chhabra Thermal Power Plant On the banks of River Parvathi and River Bentli, situated is the place called Chhabra in the Dist. of Baran at Rajasthan. Rajasthan Vidyut Utpadan Nigam is setting up a 2 x 750 MW Thermal Power Plant. Scope: Vaibhav Structurals is responsible for the electrical work at the thermal plant. This is an LSTK contract, where Vaibhav Structurals is responsible for supply, erection, testing and commissioning of the following: a. Power Transformers b. Distribution Transformers c. Conductor d. LT and HT Switchgears e. Battery and Battery Charger f. Cable and Conductor g. Steel Structure h. PLC / SCADA – Automation* 2. Electrical and Instrumentation and Control work River Water System at Kalisindh Thermal Power Plant Rajasthan Vidyut Utpadan Nigam is setting up a 2 x 750 MW Thermal Power Plant at Kalinsidh, near Jhalawar in the state of Rajasthan. This is one of the most prestigious projects of the govt. and we are proud to be working on this.Reach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  4. 4. Vaibhav Group, India Nov 2011 Release Scope: Vaibhav Structurals is responsible for the electrical work at the thermal plant. This is an LSTK contract, where Vaibhav Structurals is responsible for supply, erection, testing and commissioning of the following: a. Power Transformers b. Distribution Transformers c. Conductor d. LT and HT Switchgears e. Battery and Battery Charger f. Cable and Conductor g. Steel Structure h. PLC / SCADA – Automation* 3. Lift Irrigation Scheme Water Resource Department, Balapura Water Resource Department is Govt. of Rajasthan enterprise responsible for managing the water resources to farmers. They are building pump houses on various canals to supply water to the farmers. Vaibhav Structurals was the prime contractor and executed the project of Lift Irrigation Scheme at Balapura, which involved complete design and supply of Motors, Pumps, Transformer, Pipings, NRVs among other required equipment. 4. Lift Irrigation Scheme Water Resource Department, Kishanpura Kishanpura lift scheme is a turn-key project where are all the designing, engineering was done by Vaibhav Structurals. All the components including Pumps, Motors, Transformer, Piping, NRVs, and Generators were designed and supplied by Vaibhav Structurals. 5. Transformer Supply and Repair JVVNL, AVVNL, JdVVNL, Private AVVNL, JVVNL, and JdVVNL are the three utility companies of the state of Rajasthan. Vaibhav Group is a registered vendor with all the three companies in the highest class of Vendors, Class A. At Vaibhav Group we are manufacturing and repairing the transformer for more than 10 years now and in the past 10 years we have repaired + Manufactured more than 10000 transformers.Reach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  5. 5. Vaibhav Group, India Nov 2011 Release 6. Steel Structure supply JVVNL, AVVNL, ABB, LnT, RPG, Kalptaru In the past 10 years, there has been a drastic change in the electrical infrastructure of the State of Rajasthan. There were kilometers of transmission line that were drawn to supply power even to the remotest place of the state. Vaibhav Structurals was one of the first vendors to supply the requisite steel structure to meet the growing demands of the state’s utility companies. In the past 5 years we have manufactured and supplied more than 100,000 MT of steel structuresReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  6. 6. Vaibhav Group, India Nov 2011 ReleaseProducts:On all our projects we supply the material as per the detailed engineering designs. On some of theproject these are designed by us and on some these are designed by the client and its consultants.Since these are tailor made equipment, technical design is the first phase of every project, designssubmitted by us are then approved by the clients and manufacturing is commenced only uponreceipt of the approval Details for some of the products manufactured and supplied by us are asbelow.1. Transformers Vaibhav Structurals is involved in manufacturing, supply, installation, testing, commissioning,and repair of transformers for more than 10 years and has supplied transformers to various govt,semi-govt and private organizations. 1.1. Distribution Transformers Vaibhav Group has successfully manufactured, supplied, installed and commissioned various project including distribution transformers and all of them are working satisfactorily. Our minimum fault failures and good quality material has given us repeat clients and almost 100% clients are repeat clients. Features  Able to withstand Short Circuit & Impulse Voltage tests as per IS/IEC  Powder Coating for excellent finish  Available as CSP (Completely Self Protected) Type  Designed to meet customized specifications  Available as Corrugated Hermetically Sealed Type which is compact in size  Various ratings type tested from NABL accredited labs TECHNICAL SPECIFICATIONS Ratings 1 Phase, upto 11 kV , 25 kVA 3 Phase upto 33 kV, 3000 kVA Frequency 50/60 Hz Applicable Standards IS 2026, IEC 76, ANSI.C.57, as per customer requirement Core Wound or Stack ; CRGO Steel or Amorphous Metal Winding Copper Insulating Fluid Mineral Oil, both inhibited & uninhibited, as per IS/IEC Class of Insulation Class A Tap Changer OCTC, OLTC, as per customer requirement 1.2. Power TransformersReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  7. 7. Vaibhav Group, India Nov 2011 Release Vaibhav Group has been executing various projects at various thermal power plants, substations involving supplies of Power Transformer. Being in the industry we understand the manufacturing process and make sure that our vendors follow best engineering practices and conduct rigorous tests to make sure that good quality product is supplied. Features  Robust design to take care of frequent short circuits  Excellent process of shrinkage and drying of coils resulting in a sturdy construction  Step-up and Step-down transformers manufactured  Manufactured with prime CRGO using step-lap design for low losses  Various ratings type tested from NABL accredited labs TECHNICAL SPECIFICATIONS Ratings 3 phase, upto 33 kV 20000 kVA Frequency 50/60 Hz Applicable Standards IS 2026, IEC 76, ANSI.C.57, as per customer requirement Winding Copper Insulating Fluid Mineral Oil, both inhibited & uninhibited, as per IS/IEC Cooling ONAN, ONAF Class of Insulation Class A Tap Changer OCTC, OLTC, as per customer requirement2. HT Switchgear HT Switchgear is one our key supplies that we have made in our vast experience of past 15 years. All the switchgears supplied by us being manufactured using the industry best parts manufactured by ABB, SIEMENS, etc. Features:  Air insulated Metal Clad Construction using high quality steel.  Durable Epoxy powder coated finish.  Compartmentalized and compact design.  Easy accessibility for maintance.  Meters, Relays and controls located at convenient height.  Extensible on both sides.  Side cable box for single panels.  Compatible with state of the art Numerical protection.  Fully type tested as per IEC 60298 / IS 3427.  We can offer outdoor versions also.Reach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  8. 8. Vaibhav Group, India Nov 2011 Release TECHNICAL SPECIFICATION OF VACCUM CIRCUIT BREAKER CUBICLES UPTO 11kV 22kV 33kV INDOOR INDOOR INDOOR INDOOR INDOOR Type A 12 62D A 12 63G MYK-12 MYK-24 MYK-36Rated Voltage kV 12 12 12 24 36 kVrms /Insulation level 28 / 75 28 / 75 50 / 125 50 / 125 70 / 170 kVpRated Current A UPTO 1250 2500 3150 1250 1250Braking Capacity kA 26.2 40 40 26.2 26.2 650 x 1670 xDimensions 2000 / 1000 x 2000 x 1100 x 2000 x 1100 x 2000 x 1500 x2900 x mm 2100 2300 2300 2400( WXDXH ) 800 x 1650 x 2000Degree Of IP4X IP4X IP4X IP4X IP4XProtectionWeight Of Each kG 800 1100 1100 1100 1600Cubicle TECHNICAL SPECIFICATION OF SF6 CUIRCUIT BREAKER CUBICLES UPTO 11kV 22kV 33kV INDOOR INDOOR INDOOR INDOOR INDOORType A 12 62D A 12 63G A 24 63G A 24 63G S 36 73GRated Voltage kV 12 12 12 24 36 kVrms /Insulation level 28 / 75 28 / 75 50 / 125 50 / 125 70 / 170 kVpRated Current A UPTO 1250 2500 3150 1250 1250Braking Capacity kA 26.2 40 40 26.2 26.2 650 x 1670 xDimensions 2000 / 1000 x 2000 x 1100 x 2000 x 1100 x 2000 x 1500 x 2900 x Mm 2100 2300 2300 2400(WXDXH) 800 x 1650 x 2000Degree Of IP4X IP4X IP4X IP4X IP4XProtectionWeight Of Each Kg 800 1100 1100 1100 1600Cubicle Reach us: vaibhav.power@yahoo.co.in Visit us: www.vaibhavgroup.com
  9. 9. Vaibhav Group, India Nov 2011 Release3. LT Switchgear LT Switchgear is required on almost all our turn-key projects and is running smoothly for more than 15 years now. Our supplied LT Switchgears are tailor made by the manufacturer under the strict supervision and testing of our dedicated QA Team.Features:  Designed to high fault levels upto 65 KArms  Provision of electrical and mechanical interlocking of security  Assembling of switchgear and bus bars ensures liberal spacing for cabling, access and maintenance  PCC enclosures fabricated using strong CRCA sheet steelTypes:  Motor Control Center  Control Desk  Distribution Board  Feeder Pillar TECHNICAL SPECIFICATIONS Construction Modular and Fixed Type Max Rated Current Upto 8000 Amp, 65KA System Voltage 440 Volt Rated Insulation Voltage 690 Volt Ambient Temperature 50 deg C Type tests performed at CPRI Short Circuit with standard 65KA Temperature Rise with standard Degree of Protection. (Vendor’s)Reach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  10. 10. Vaibhav Group, India Nov 2011 Release4. Switchyard Equipments As Vaibhav Group, we have executed more than 15 switchyard projects upto 33KV where we have executed the projects on turn-key basis. Being a turn-key provider we supply all the equipments that are required for the execution of such projects. Below are some of the important switchyard / substation equipment’s supplied by us: 4.1. Tn Line Towers At Vaibhav Group we have our own designing team capable of designing the towers as per the projects requirements. We have designed, manufactured, and supplied more than 5000 transmission line towers in the past 5 years. Vaibhav Group is one of the few A-Class Vendors of towers to the state electricity board and has supplied more than 2000 towers in a month for their urgent requirements.Features:  Manufactured using MS / GI Steel  Available for both single circuit and double circuit transmission line  Comes with necessary additional items like Butt joints, and Cross Arms  Tested at various laboratories across India and by various agencies like RITES, ERDA, among othersReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  11. 11. Vaibhav Group, India Nov 2011 Release 4.2. Isolator As the name suggests, isolators are basically disconnectors, used for protection from Faults in High Voltage Installations normally used horizontally at our various project sites. All the isolators supplies by us have been working satisfactorily.Features:  The moving contact blade is an Aluminum /copper tube with special copper profile with a bimetallic strip fitted with silver plated copper contacts.  The stationary contacts are silver plated copper, spring loaded to maintain constant contact pressure  The electrical contact system is easily and quickly replaced should it be damaged due to a fault current or damaging event.  Range of Terminal connectors to suit current requirements.  Robust design and construction  Encapsulation of rotary pedestals and heads  No significant changes of contact resistance over many years of services  Constant contact pressure  Stable rotary pedestals ensure no insulator deflection even with high static load TECHNICAL SPECIFICATIONS Current Ratings 400 Amps, 630 Amps, 800 Amps, 1250 Amps, 2000 Amps, 2500 Amps, 3150 Amps, 4000 Amps Voltage Ratings 12 KV, 36 KV, 72.5 KV, 110 KV, 145 KV, 245 KV, 420 KV, 765 KV Standards IEC 62271-Part-102-2002 or IS 9921 / 9920, IEC -129 and IEC 694 and most international standards Types  Center Break,  Double Break Turn and Twist  Double Break Banging  Vertical Break  Semi Pentograph  Pentograph Tests Routine Tests may be conductedReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  12. 12. Vaibhav Group, India Nov 2011 Release 4.3. Dropout fuse We have installed drop out fuses as important safety device for small distribution transformer. The drop out fuse opens the circuit and serves the mechanical isolation of system in case of flow of fault current. Wherever we have installed these, they are practically maintenance free as they required duly replacement of fuse element.Features:  Robust design and construction  Fiber glass tube with both end tinned with non-ferrous metal parts  Phosphor Bronze contact TECHNICAL SPECIFICATIONS Rated Voltage Rated Current BILL (KV) Creepage Interrupting Current (KV) (Amps) Distance Asym (A) Sym(A) UPTO 12 100 A 75 320 4000 2800 15.5 to 24 100 A 95/125 625 8000 5000 30 to 38 KV 100 A 150 900 8000 5000Reach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  13. 13. Vaibhav Group, India Nov 2011 Release 4.4. Lightening Arrester We have most widely used Station Class Lightening Arresters on many of our turn key projects for the protection of station transformer and switchgears.Features:  Highly non-linear MOV.  Explosion Proof - Pressure Relief Design.  High energy handling capacity.  Glazed brown Porcelain Housing.  Corrosion proof Aluminum alloy metal flange.  Suitable for Ambient -400C to +550C.  Absorbs temporary overvoltage and switching surges  Effective in long discharge periods TECHNICAL SPECIFICATIONS Current Ratings 10000 – 20000 Voltage Ratings 3 – 245 Line Discharge 1~4 Standards For Pressure Relief Capacity: IEC 60099-4 and IS-3070-Part III-1993 Tests Routine Tests may be conductedReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  14. 14. Vaibhav Group, India Nov 2011 Release 4.5. Neutral Grounding Resistors We have installed NGRs on our River Water System for Power Generation Plant Project, between the neutral & the earth so that it will limit the earth fault current to a safe value [ Normally full load current of the generator, transformer, etc.] thereby protecting the transformer, generator system. TECHNICAL SPECIFICATIONS Current Ratings Initial current that flows when cold and is equal to system’s full load current. Designed as per system’s requirement. Voltage Ratings Line to Neutral Voltage: = System Voltage / √3 . Designed as per system’s requirement. Short Time Rating 10 / 30 / 60 seconds Continuous Rating 5 – 10% of full load current Standards o IEEE-32, IS-3043 & BS 162 for neutral grounding resistor. o IS 2147 or IS 12063 of 1987 for degree of protection for enclosure. o IS 5 for paint shade. o Any other standard as required. Test Routine Tests: Visual and Dimensional, Meger test using 1000V Meger, Resistance measurement. Special Test: Temperature Rise Test – Conducted at CPRI Bangalore for continuous and short time ratings. Protection Test – ARAI, Pune for IP 33, IP55, and IP65 as per IS2147 or IS12063 of 1987 Any other test if required can be conducted.Reach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  15. 15. Vaibhav Group, India Nov 2011 Release 4.6. GSS Switchyard Structure Along with the transmission line tower there are other many other steel fabricated items like substation structure. This consists of various clamps, channel, mounting structure, etc. At our manufacturing units, we manufacture all the substation structure items using MS / GI steel. All these are manufactured as per clients’ designs and are further tested for the chemical and mechanical tests at a third party labs. Our manufactureditems are inspected and approved by various third party agencies like RITES, among others in India.A list of such items is as below:1. Cross Arms2. Top Hampers3. Clamps4. Mounting Channel5. Others, as per project requirementReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  16. 16. Vaibhav Group, India Nov 2011 Release5. Cable Cables are the most essential component of any electrical project, though not the costliest product but yes without cables can anything be done? No. There are vast varieties of cables in severals of thousands of kilometers are used by us of including PVC / XLPE Power Cables, Control Cables, Control and Instrumentation Cables, including various other cable types. Our vendor is into cable manufacturing for more than 4 decades now and has production facility that facilitates any rating and any standard.Recently we have offered cables to some of potential international customers where we are gettingthe cables manufactured as per their specifications and as per their choice of standards.Factors/ Grounds for Cable selection: 1. Maximum operating voltage 2. Fault Level 3. Load to be carried 4. Possible overloading duration and magnitude 5. Route length and voltage drop 6. Mode of installation considering installation environment such as ambient & ground temperature chemical & physical properties of soil. 7. Flame retardant propertiesReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  17. 17. Vaibhav Group, India Nov 2011 Release6. ACSR/AAC Conductor ACSR stands for Aluminum Conductor Steel Reinforced and AAC stands for All Aluminum Conductor. AAC and ACSR conductor is very widely used in many of our substation projects. Recently we have used a huge quantity of ACSR conductor our River Water System turn key projects in Rajasthan India. Our vendor is a renowned brand globally who not only maintainsgood quality but is also a member of various standardizing committees like Bureau of IndianStandards. Their products are tested and certified at various laboratories worldwide, some of thenames are NETFA -South Africa, CESI - Italy, EDF - France, ERDA - Vadodara, India, NSIC - Kolkatta,India, CPRI -Bangaluru, India and Tag Corporation - Chennai, India for conductors of 500 kV HVDC &800 kV AC transmission system and also for distribution conductors of Metropolitan ElectricityAuthority, Bangkok.We have been associated with our vendors for more than 15 years and have been satisfactorily usingtheir products for such a long time. Widely used categories include Weasel, Dog and CANNA ACSRConductors.Factors/ Grounds for Conductor selection: 1. Maximum operating voltage 2. Fault Level 3. Load to be carried 4. Possible overloading duration and magnitude 5. Route length and voltage drop 6. Mode of installation considering installation environment such as ambient & ground temperature chemical & physical properties of soil. 7. Flame retardant propertiesReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  18. 18. Vaibhav Group, India Nov 2011 Release7. Insulators Insulators are widely used on all our transmission line projects. Two important classifications of the insulators that are widely used are Pin Insulators and Disc Insulators. Made up of Porcelain, Polymer, Wood or Glass is used to isolate a wire from physical support (pole). TECHNICAL SPECIFICATIONS Working Voltage Working voltage depends on the project requirements. Indian standard voltage levels chosen are 11KV, 22KV, 33KV Strength Pin: 10 KN Disc: 45 KN, 70KN Standards Mostly as per IS:731, BS:137,IEC:383Reach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com
  19. 19. Vaibhav Group, India Nov 2011 ReleaseClientsSome of our Esteemed Clients: Vaibhav Structurals | Vabihav Power | Colnovation Technologies Head Office: 1 – Ra- 11 Vigyan Nagar, Kota, Rajashan Plant 1: H1/6(B) Electronic Complex, Road No. 1, Indraprust Industrial Area, Kota, Rajasthan Plant 2: A-94(A), Road No.2, Indraprust Industrail Area, Kota, Rajasthan Colnovation Technologies: 1(B), Minto House, Mission Compound, C-Scheme, Jaipur Development Center: IT 2008, Ramchandra Pura Industrial Area, Sitapura Extn., Jaipur www.vaibhavgroup.com www.colnovation.comReach us: vaibhav.power@yahoo.co.inVisit us: www.vaibhavgroup.com

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