Advanced Maintenance

To extend the life of your assets, Hitachi Energy provides advanced services to be performed on-site, aiming to maintain the performance of the transformer for which specific equipment and a higher degree of expertise are required. It is usually linked with diagnostic tests and possible engineering studies to clearly determine the most appropriate route of action and ensure a condition-based maintenance plan.

Typical Advanced Maintenance Services	Other Advanced Maintenance Services
Maintenance undertaken during an outage typically every 3-5 years Includes electrical measurements and testing	Tap-changer services package can be customized to include inspection, oil sampling, or maintenance interval services to ensure the reliable operation of your tap-changer Oil services, including drying, de-gassing, and reclaiming

Advanced Maintenanace for Transformers Service

Oil Services

On-site and off-site drying of transformers
Oil services and condition testing, including drying, degassing, and reclaiming
Low-Frequency Heating for transformer drying (LFH)
Oil reclamation or oil regeneration aimed at restoring oil properties

Tap-changer Services

Annual visual inspections of motor-drive mechanism, heater, oil
Oil sampling and diagnostics with recommendations
Interval maintenance checks based on OEM guidelines
Contact replacements as needed
Latest upgrade kits

TXLife Advance Maintenance Package

Oil analysis
Functional electrical testing
Review of operating parameters
Testing of protection and control devices
Tap-changer maintenance
Condition assessment based on on-site data collected by our team

Routine Maintenance

Hitachi Energy provides preventive actions to be performed on-site that aim to maintain the performance of your transformers.

Transformers Parts

Hitachi Energy provides high-quality spare parts and consumables, sub-assemblies, or complete finished products for the maintenance of an existing installation.

Regeneração ou recuperação de petróleo

A Hitachi Energy oferece um processo de recuperação ou regeneração de óleo pelo qual o óleo é processado para alcançar uma melhoria significativa das condições, com o objetivo de estar o mais próximo possível do “novo” ao remover produtos antigos.

Secagem por aquecimento de baixa frequência (LFH) no local

A Hitachi Energy oferece um conceito de fábrica e processo que destaca a importância de avaliar a umidade e a temperatura do sistema de isolamento. A temperatura e o vácuo são os principais fatores para a velocidade e a qualidade da secagem.

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Serviço de transformadores

Ativos envelhecidos, aumento da demanda de energia e a necessidade crítica de evitar interrupções não planejadas estão desafiando concessionárias de energia elétrica e indústrias em todo o mundo. O portfólio de serviços da Hitachi Energy permite que as concessionárias de energia elétrica e os setores industriais aumentem o retorno sobre os ativos dos transformadores, garantindo alta confiabilidade, reduzindo os custos do ciclo de vida e assegurando um desempenho otimizado enquanto reduz o impacto ambiental.

Transformadores

A Hitachi Energy oferece transformadores de distribuição e energia, transformadores EconiQ™ e a seco, bem como serviços, para aplicações industriais e comerciais.