Instead we can step down voltage from 33kv to 415v directly using single transformer. Acceptable specification of current transformer for metering. We considered incoming power at 2 kv and the power was transferred to main bus through isolatorcircuit breakerisolator combination. It is applicable to the 33kv power transmission and. Technical specification construction of 3311 kv primary. Read about company and get contact details and address. Otherwise, its just voltage and the difference is a factor of 3 between them. Pdf em word na melhor qualidade converter pdf em word e dificil. Modern transformers are designed to closer tolerances than transformers in the past. Transformer, operation, testing and maintenance 33kv and below 9.
Scope this specification covers the design, manufacture. Now, both of them are medium voltage transmission line. About 30% of these are transformers, 2% are power distribution equipment. Owners supply materials osm 3311 kv power transformers, station 330. Abb instrument transformers are designed in accordance with din 42600, offering compatibility with a wide portfolio of applications. Supply in the package materials have been classified as under i. This specification covers design, manufacturing, testing and delivery of the three star rating 100 kva, 110. The transformer can be directly installed at the inlet andoutlet cables. View detailed export data, price, monthly trends, major exporting countries, major ports of transformer 33kv 415v. Like singlephase transformers, the threephase transformers are also of the core type or shell type.
This intuitive, versatile, multilingual tool enables you to easily convert pdf file of any type into editable formats with the original layout and formatting retained. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Distribution substations michigan technological university. Instrument transformer technologies provides a range of oil filled, outdoor, post type, voltage transformers for distribution substations, protection and metering.
If you have a difficulty finding a right supplier, post your buying leads for free now. Resitech is humbled and honoured to become the recipient of the prestigious tie kerala award for women entrepreneur of the year 2017. Units also available as a power voltage transformer for limited single phase supply. An 11kv to 33kv stepup transformer is always written. Technical specification for 3311kv power transformers apdrp scheme page 4 of 72 6. Water content measure the water content using karl fisher method. The transformer shall conform in all respects to highest standards of engineering, design.
It is widely used in compact fully insulated ring network switchgears such as abbsafe ringsafe plus. The basic principle of a 3phase transformer is illustrated in fig. Dielectric strength filter or replace if bdv is less than specified value. China power transformer,step voltage regulator, package substation supplier,rockwell mainly specializes in package substation, bulk meeting unit, distribution transformer,dry type transformer, cast resin transformer project. You can also choose from single, three 33kv voltage transformer there are 380 suppliers who sells 33kv voltage transformer on, mainly located in asia. Because most of the time in electrical distribution system used 3311kv combination only. Transformer short circuit current calculation and solutions. Hpcl 33kv power transformer manual transformers, manual.
Winding transformer ct ct 230 kv ct 11 kv 33 kv ia ib ic ia ib ic ic ic ia a b c ia ib fig. Our long experience with all types of distribution transformers translates into reliable products for any application, while our new trihal iot connected features allow you to take a step forward in efficiency. A transformer is an electrical apparatus designed to convert alternating current from one voltage to another. Technical specification construction of 3311 kv primary substations. No particulars 11 kv 33 kv 2 kv 220 kv 1 highest system voltage kv rms 12. The input for a distribution substation is typically at least two transmission or subtransmission lines.
A wide variety of 33kv voltage transformer options are available to you, such as instrument, power, and electronic. Convertissez vos documents pdf en word avec une precision incroyable. Click the upload files button and select up to 20 pdf files you wish to convert. A set of cts in each circuit, connected to a separate restraint winding. China power transformer,step voltage regulator, package. Export data and price of transformer 33kv 415v zauba. Design study for 3311 kv substation, distribution and. Do this before the installation of the 33kv transformer.
Distribution voltages are typically medium voltage, between 2. Abb medium voltage mv indoor and outdoor current transformers, abb cts. Electrical clearance in substation electrical notes. Convertir pdf en word convertisseur pdf vers word en ligne gratuit. Lzck series split core current transformer is suitable forcurrent measurement and microcomputer protection of electrical equipment in 10kv and 35kv ac power system. Discover our range of drytype, oil and power transformers from medium voltage up to 170kv. Abb medium voltage indoor outdoor current transformers.
It can be designed to step up or step down voltages and works on the magnetic induction principle. Hg fuse protection on hv side and fuse protection on lv side and vent pipe. It is applicable to the 33kv up to 66kv power transmission and transformation system. Odisha distribution system strengthening programme construction of 3311 kv substations odisha distribution system strengthening programme for quality supply of power to the consumers and to address the low voltage problem in rural area, government of odisha in energy department have decided to. There power step up from 11kv or 33kv to 110, 220kv most of the time.
Compliance with regulations all the equipment shall comply in all respects with the indian regulations and acts in force. This page is your 33kv transformer onestop source for the competitive prices and quality from sewing machine suppliers and manufacturers. Oil in transformer check for dielectric strength and water content take suitable action to restore quality of oil. The project work assigned to us was to design a 233 kv ehv substation. I want all the equation which is not shown in pdf file of design study for 3311 kv substation, distribution and protection in the city of kenya so what can i do reply. Choosing a backup generator plus 3 legal house connection options transfer switch and more duration. Stepup used at first point of power generation in power house. Voltage 33,000 11,000 volts amps 229 687 amps frequency 50 hertz manuf. China 11kv 33kv class threephase twowinding oilimmersed. We have received order 2000kva oltc from prestige group.
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