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

Resumen del producto

El transformador sumergido en aceite HENTG POWER de 500 kVA ofrece una distribución confiable de energía en exteriores con núcleo CRGO de alta eficiencia, tanque antifugas reforzado y diseño especializado para ambientes africanos hostiles. Relaciones de voltaje personalizadas y estándares IEC/ANSI disponibles.

Atributos clave
Nombre de la marca: HENTG POWER
Número de modelo: S11-500
Lugar de origen: Porcelana
Certificación: CE, IEC, ISO9001, Type test reports
Cantidad mínima de pedido: 1
Capacidad de suministro: 300-500MVA/año
El tiempo de entrega: 25 dias
Condiciones de pago: LC, T/T
Atributos personalizados del producto
Resaltar

500kVA Oil-Immersed Transformer

,

13.8kV/0.4kV Power Transformer

,

ONAN Cooling Distribution Transformer

Capacidad nominal:
500KVA
Voltaje primario:
13.8kV
voltaje secundario:
0,4kV
Frecuencia:
50Hz/60Hz
método de enfriamiento:
ONAN (Aceite Natural Aire Natural)
Fase:
trifásico
grupo de vectores:
Dyn11 (personalizable)
Clase de aislamiento:
CLASE A
Estándares:
IEC 60076 / ANSI / BS (bajo pedido)
Instalación:
Montado en poste o en el suelo para exteriores
Descripción del Producto
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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