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

Productoverzicht

HENTG POWER 500kVA olie-ondergedompelde transformator levert betrouwbare stroomdistributie buitenshuis met een zeer efficiënte CRGO-kern, een versterkte anti-lektank en een gespecialiseerd ontwerp voor zware Afrikaanse omgevingen. Aangepaste spanningsverhoudingen en IEC/ANSI-normen beschikbaar.

Belangrijkste kenmerken
Merknaam: HENTG POWER
Modelnummer: S11-500
Plaats van herkomst: China
Certificering: CE, IEC, ISO9001, Type test reports
MOQ: 1
Leveringsvermogen: 300-500MVA/jaar
Levertijd: 25 dagen
Betalingsvoorwaarden: L/C, T/T
Product aangepaste attributen
Markeren

500kVA Oil-Immersed Transformer

,

13.8kV/0.4kV Power Transformer

,

ONAN Cooling Distribution Transformer

Nominale capaciteit:
500KVA
Primaire spanning:
13.8kV
secundaire spanning:
0,4 kV
Frequentie:
50 Hz / 60 Hz
koelmethode:
ONAN (Olie Natuurlijke Lucht Natuurlijk)
Fase:
Driefasig
Vectorgroep:
Dyn11 (aanpasbaar)
Isolatieklasse:
KLASSE A
Normen:
IEC 60076 / ANSI / BS (op aanvraag)
Installatie:
Buitenpaal of op de grond gemonteerd
Productbeschrijving
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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