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HENTG POWER 500kVA 13.8kV/0.4kV Oil-Immersed Transformer with ONAN Cooling for Outdoor Power Distribution

Resumo do Produto

O transformador imerso em óleo HENTG POWER 500kVA oferece distribuição de energia externa confiável com núcleo CRGO de alta eficiência, tanque anti-vazamento reforçado e design especializado para ambientes africanos adversos. Taxas de tensão personalizadas e padrões IEC/ANSI disponíveis.

Atributos-chave
Marca: HENTG POWER
Número do modelo: S11-500
Local de Origem: China
Certificação: CE, IEC, ISO9001, Type test reports
Quantidade mínima: 1
Capacidade de abastecimento: 300-500MVA/ano
Prazo de entrega: 25 dias
Condições de pagamento: L/C,T/T
Atributos personalizados do produto
Destacar

500kVA Oil-Immersed Transformer

,

13.8kV/0.4kV Power Transformer

,

ONAN Cooling Distribution Transformer

Capacidade nominal:
500KVA
Tensão Primária:
13.8kV
tensão secundária:
0,4 kV
Freqüência:
50Hz/60Hz
método de resfriamento:
ONAN (Óleo Natural Ar Natural)
Fase:
Trifásico
Grupo de vetores:
Dyn11 (personalizável)
Classe de isolamento:
CLASSE A
Padrões:
IEC 60076/ANSI/BS (mediante solicitação)
Instalação:
Poste externo ou montado no solo
Descrição do produto
HENTG POWER 500kVA 13.8kV/0.4kV Three-Phase Oil-Immersed Transformer ONAN

High-efficiency outdoor distribution transformer designed for industrial, commercial, and utility power distribution networks. Engineered for reliable operation in harsh environments including high-temperature, dusty, and high-pollution regions.

Key Products: 500kVA transformer, 13.8kV transformer, 0.4kV distribution transformer, oil immersed transformer manufacturer, ONAN transformer, outdoor power transformer

Key Features & Benefits
High Efficiency & Low Loss Design
  • CRGO silicon steel core with optimized magnetic circuit
  • Low no-load loss and load loss options (S11 / S13 efficiency level)
  • Reduced lifecycle operating cost
Heavy-Duty Tank Structure
  • Corrugated tank design with elastic cooling fins
  • Enhanced mechanical strength for transport stability
  • Vacuum oil filling process to prevent internal moisture
Advanced Anti-Leakage System
  • Double sealing structure with high-quality nitrile rubber gaskets
  • Controlled torque fastening system
  • 24-hour pressure testing before shipment
Designed for Harsh Outdoor Conditions
  • High creepage distance bushings
  • Anti-corrosion coating treatment
  • Suitable for high dust and sandstorm areas
Flexible Customization Options
  • Voltage ratio customization (13.8kV/0.4kV or others)
  • Tap changer ±2×2.5% or ±5%
  • Copper or aluminum winding
  • Optional accessories (Buchholz relay, temperature indicator, surge arresters)

Technical Specifications
Rated Capacity 500kVA
Primary Voltage 13.8kV
Secondary Voltage 0.4kV
Frequency 50Hz / 60Hz
Cooling Method ONAN (Oil Natural Air Natural)
Phase Three-Phase
Vector Group Dyn11 (customizable)
Insulation Class Class A
Temperature Rise 60K / 65K
Standards IEC 60076 / ANSI / BS (upon request)
Installation Outdoor pole or ground mounted
Suitable Applications
Utility substations
Industrial plants
Mining projects
Solar power stations
EPC power distribution projects

Special Design for High Dust & Sand Environments
Common Problems in High-Dust African Regions:
  • Sand accumulation causing overheating
  • Gasket aging leading to oil leakage
  • High ambient temperature accelerating oil expansion
  • Corrosion due to high UV exposure
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