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Oil-Immersed Power Frequency Furnace Transformer for Metal Melting 6kV 10kV

  • Oil-Immersed Power Frequency Furnace Transformer for Metal Melting 6kV 10kV

Key attributes

Brand ROCKWILL
Model NO. Oil-Immersed Power Frequency Furnace Transformer for Metal Melting 6kV 10kV
Rated frequency 50/60Hz
Series HGSP
Description

Power frequency induction furnaces use power frequency power directly and melt metals based on the principle of electromagnetic induction. They are widely used for melting ferrous and non-ferrous metals, as well as various high-grade cast iron, malleable cast iron, ductile iron, etc.

Product Showcase Video

Feature

  • Specifically designed for power frequency induction furnaces, it directly adapts to power frequency power supplies (50Hz/60Hz) and provides stable electricity for metal melting through the principle of electromagnetic induction, accurately meeting the smelting needs of ferrous and non-ferrous metals as well as various types of cast iron.
  • It has stable load characteristics with no special overload requirements. The power output is stable during operation, which can reduce interference to the smelting process caused by load fluctuations and ensure consistent quality of metal melting.
  • It features low impedance voltage and a "hard external characteristic" (small voltage fluctuation with load changes), resulting in high electrical energy conversion efficiency. This can reduce energy loss during smelting and improve production economy.
  • Its structural design is similar to that of power transformers with the same capacity, but the voltage regulation methods and ranges are more suitable for smelting processes. It can flexibly adjust the output voltage according to the state of the furnace charge (such as solid or liquid) to optimize melting efficiency.
  • It is suitable for industrial continuous production scenarios, maintaining stable operation even in complex environments such as dust and high temperatures. Additionally, it has low maintenance costs, making it suitable for the production needs of small and medium-sized foundry and smelting enterprises.

Parameters

Model Rated Capacity (kVA) Connection Group Primary Voltage (kV) Secondary Voltage (V) Tap Steps Tap Type Short-Circuit Impedance (%) Cooling
HGSP-630 630 Dd0 / Dy11 6 / 10 180–220 5 Off-circuit 5.0 ONAN
HGSP-800 800 180–220 5.0 ONAN
HGSP-1000 1000 180–220 5.0 ONAN
HGSP-1250 1250 190–230 6.0 ONAF
HGSP-1600 1600 190–230 6.0 ONAF
HGSP-2000 2000 200–240 6.0 ONAF
HGSP-2500 2500 200–240 6.5 ONAF
HGSP-3150 3150 10 200–250 7.0 OFAF
HGSP-4000 4000 210–260 7.0 OFAF
HGSP-5000 5000 210–260 7.0 OFAF
HGSP-6300 6300 220–280 8.0 OFAF
HGSP-8000 8000 220–280 8.0 OFWF

Environmental Conditions

Ambient Air Temperature:

  • Upper limit: +40°C
  • Average over 24 h: ≤+35°C
  • Lower limit (outdoor):–25°C

Altitude:≤1000 m above sea level

Humidity:

  • Average relative humidity (daily):≤95%
  • Average vapor pressure (daily):≤2.2 kPa
  • Average relative humidity (monthly):≤90%
  • Average vapor pressure (monthly):≤1.8 kPa

Solar Radiation:≤1000 W/m² (outdoor installation)

Pollution Level: Class III

Documentation Resource Library transformer

Public.
Rockwill Electric Group Profile Rockwill Electric Group Profile
Brochure
English

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Online store
On-time delivery rate
Response time
100.0%
≤4h
Company overview
Workplace: 108000m² Total staff: 700+ Highest Annual Export(usD): 150000000
Services
Business Type: Design/Manufacture/Sales
Main Categories: Medium and High Voltage Switchgear/Power and Distribution Transformers/Instrument Transformers and Sensors/Lightning Protection and Electrical Insulation/Substations and E-Houses/Electrical Panel and Controlgear
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Related Knowledges
  • Oil-Immersed Transformer Oil Filtration: Pressure Filtration VS Vacuum Filtration
    Conclusion First:Pressure filtration is suitable for scenarios where "the oil is essentially qualified and only requires particle removal, circulation purification, or oil transfer."Vacuum filtration is suitable for scenarios where "the oil is contaminated with moisture, contains gases, has experienced a drop in breakdown voltage, or when dehydration and degassing are required after transformer maintenance."For oil-immersed power transformers, if the goal is to restore the insulation system cond
    08/18/2026
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