Mine explosion-proof type dry transformer - Exportimes.com

Supplier Details

Hunan Huarui Electric Co., Ltd.  

Year Established:2013

Business Type:Manufacturer

Management Certifiation:

Operational Address:
(Tea Garden Slope Community) Room 306, Building 002, No. 115, Laodong East Road, Yuhua Dist., Changsha, Hu'nan, China (Mainland)

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Mine explosion-proof type dry transformer

Mine explosion-proof type dry transformer
  • Mine explosion-proof type dry transformer
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Min.Order Quantity: 1 Set/Sets Supply Ability: 200 Set/Sets per Year Port: Shanghai Payment Terms: L/C,D/A,D/P,T/T

Product Details

Parameter

Coil Number : Autotransformer
Coil Structure : Toroidal
Phase : Three
Usage : Power
Model Number : KBSG
Brand Name : Varelen
Place of Origin : Hunan, China (Mainland)

Description

Quick Details

  • Place of Origin: Hunan, China (Mainland)
  • Brand Name: Varelen
  • Model Number: KBSG
  • Usage: Power
  • Phase: Three
  • Coil Structure: Toroidal
  • Coil Number: Autotransformer
  • Rated voltage: 6KV/10KV
  • Rated capacity: 50kva-2500kva
  • Frequency: 50Hz/60Hz
  • cooling: ONAN/ ONAF/ OFAF

Packaging & Delivery

Packaging Details: wood case with plastic bag
Delivery Detail: 20 days
 

 

REFERENCES

ISO 1461: Hot dip galvanized coatings on fabricated iron and steel articles – Specifications and test methods.
IEC 60076: Power transformers.
IEC 60044: Instrument transformers.
IEC 60296: Specification for unused mineral insulating oil for transformers and switchgear.
IEC 60354: Loading guide for oil – immersed power transformers.
IEC 60214: Tap-changers - Part 1: Performance requirements and test methods, Part 2: Application guide.
IEC 60512: Connectors for electronic equipment.

ROUTINE TEST to IEC 60076 (to be done during acceptance testing at factory)

• Measurement of winding resistance
• Ratio test
• Vector group
• Separate source voltage withstand test
• Induced over-voltage
• Insulation resistance
• Oil leakage test on fully assembled transformer for 12 hours
• Measurement of impedance voltage
• Magnetic balance
• Measurement of no-load loss and current
• Measurement of load loss (at normal & extreme taps)
• Tests on on-load tap-changer
• Tests on on-load tap-changer remote control panel
• Efficiency at 50%, 75%, 100% loading at unity p.f and rated terminal voltage (Corrected to 75C)
• Lightning impulse withstand test

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Company Profile

No115,East Laodong Road Yuhua District, Changsha,Hunan, china

 

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