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Power Transformers brochure

Power Transformers brochure

Power Transformers brochure

Product catalog summary
Specifications:
These transformers are manufactured according to IEC60076/IEC726 standards and can be customized to meet DNV or LRS standards. They feature a compact structure, cost-effectiveness, and are of temperature class F (155ºC). The design focuses on minimizing size and weight while using high-quality materials from certified suppliers.
Design and Efficiency:
The ECO-transformers are designed to minimize load losses, operating at lower temperatures with reduced magnetic stray fields and inrush currents compared to POWER models. This results in lower operating costs. The transformers are suitable for solar-energy applications with adjustable Uk/% values and can be equipped with reactors for LCL filtering circuits.
Applications:
Transformers are available for single- and three-phase low voltage applications, with power ranging from 6.3 kVA to 1,000 kVA and voltage up to 1,000 V. They are used in various industries, including power plants, nuclear stations, and ship transformers, and can be manufactured using UL/UR approved materials.
Operating Costs and Quality:
ECO-transformers offer significant savings in operating costs over time, with a certified ISO 9001:2000 Quality Assurance System ensuring high quality. The operating cost analysis shows savings of approximately 4.2% after 5 years, increasing to 12.2% after 20 years.
Technical Parameters:
Transformers are designed for a maximum voltage of 1,000 V, frequency of 50-60Hz, and can handle overloads of 120% for two hours. They operate efficiently across various power levels, with European efficiency calculated using a specific formula based on efficiency at different power percentages.
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Catalog excerpts

Power Transformers brochure-1

These transformers are made according to norms IEC60076/IEC726 and • have compact structure • are cost-effective • are of temperature class F (155ºC) On request transformers can also be made according to norms such as DNV or LRS. 7,5kVA single-phase medical isolation transformer Transformers have been designed to be cost-effective. Design methods allow the smallest possible size and lightweight construction. All materials used are of the highest quality and from certified suppliers. Custom made water-cooled 50kVA single-phase transformer 1 PHASE TRANSFORMERS eco model 6.3 - 630kVA Transformers have been built to minimize load losses. The advantage with ECO-transformer is low load losses, low operating temperature and small magnetic stray field. Also the inrush current is lower than in POWERmodel. All this has been achieved by decreasing the temperature rise and magnetic flux density in the transformer. All materials used are of the highest quality from certified suppliers. ECO-transformers have lower operating costs than POWERtransformers. • IEC60076/IEC726 (on request also: DNV, LRS...) • Raw materials of temperature class F (155ºC) • Low loss construction Isolation transformer of XH series POWER TRANSFORMERS 1 PHASE TRANSFORMERS power model 6.3 - 630kVA Muuntosähkö Oy - Trafox FINLAND - ESTONIA - CHINA P.O. Box 10, FI-00621 Helsinki, tel. +358 207 933 700, fax. +358 207 933 746, www.trafox.fi, [email protected]

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Power Transformers brochure-2

3 PHASE TRANSFORMERS power model 10 - 1.000kVA Single- and three-phase low voltage transformers: Single- and three-phase distortion suspension transformers: Power: 6.3 kVA...1,000 kVA Voltage: max. 1,000 V Enclosure: IP00...IP34, others on request. Cooling: Free air cooling(AN), forced air cooling (AF) also available. All the raw materials used in our transformers can be recycled. Transformers can be custom manufactured. Please ask for a quotation. These transformers are used to separate sensitive electronic devices or demanding electrical networks from high frequency disturbances, high ground...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.