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Three-Phase Distribution Mining Explosion-Proof Oil-Immersed Transformer
US$1,000.00-20,000.00
1 Piece

Product profile

Customization

Available

Application

Power, Electronic, Instrument, Lighting, Rectifier, Audio

Phase

Three

Model NO.

Mining Transformer

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Two-winding Transformer

Certification

ISO9001-2000, ISO9001, CCC, CNAS

Usage

Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

Power Frequency

Shape of Core

U

Brand

Gaoyuan

Product Name

Mining Transformer

Insulation Class

a Class

Test Reports

Omplete Type Test Reports and Factory Test Reports

Transport Package

Crate

Specification

Custom

Trademark

GaoYuan

Origin

China

HS Code

58531000

Key features

Mining Environment Design: Engineered for underground and open-pit operations up to 35 kV with IP44 enclosures.
Explosion-Proof Safety: Features explosion-proof cable entries and vacuum tap-switches to prevent arc release.
Advanced Cooling System: Water-cooled or forced-oil-air options keep temperature rise below 65 K in confined spaces.
MA Safety Certification: Holds Chinese MA (Safety) certification for reliable service in coal and metal mines.
High Pollution Resistance: Enlarged creepage distances designed for Class III pollution environments.
Full Customization Available: Customizable voltage, capacity, and environment (plateau, high cold, etc.).
Comprehensive Testing: Includes complete type test reports and factory test reports for all units.
Eco-Friendly Export Packaging: Uses recyclable materials with nitrogen-sealed cores and moisture protection.

Company profile

Tongbian Electric Apparatus Co., Ltd.
Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: Just started foreign trade business CertifiedNearest Port: Shenzhen PortAverage Response Time: >24h

About Our Factory & Business Background

AddressN/a, Kunming, Yunnan, China
Plant Area24263.58 square meters
Number of Employees145
Registered Capital141,500,000 RMB
Terms of PaymentT/T
International Commercial Terms(Incoterms)FOB
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month
Minimum Order Quantity1 Set
Supply Chain Partners51

Our Production Capability & Technical Expertise

Main ProductsOil Immersed Transformer, Epoxy Cast Dry-Type Transformer, Metro Traction Dry-Type Transformer, Special Dry-Type Transformer, Mining Dry-Type Transformer, Smelting Transformer, Combined Substation
Production Lines5
Production MachinesInsulation Components Production Euipments, Vaccum Drying Furnace, Power Oil Transformer&Dry-type Transformer Winding Machine, Vacuum Oil Filling Machine, Coal-gas Vapor Drying Furnace, Assembling Tower, 110kV-220kV Power Oil Immersed Transformer Winding Machine, Horizontal Shearing Machine, Vertical Shearing Machine, Rotating Turret Hydraulic Busbar Chamfering Machine, Three-position Hydraulic Busbar Processing Machine, Flatness Calibrator, Vacuum Pressure Tank, Contant Temperature Drying Chamber, Power Oil Transformer & Dry-type Transformer Testing Center, 110kV-220kV Power Oil Immersed Transformer Testing Center, Oil Chromatography Analyzer, Electrothermal Blowing Drying Chamber, Viscosity Tester, Insulating Oil Dielectric Loss and Resistivity Tester, Automatic Closed Flash Point Tester
QA/QC inspectors9 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsHave instructions and uniformly followed
R&D Engineers8 people
Traceability of Raw MaterialsYes
Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2007-11-14
Main MarketsDomestic
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff7
Overseas Agent/BranchNo
New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015, ISO14001, ISO45001:2018
Product CertificationOthers
Cooperated with Fortune 500No

Product Q&A

Q:Does it work with phone cases?
A:
Yes! Charges through cases up to 8mm thick (plastic, silicone, or TPU).
Q:Why does my device charge slowly?
A:
Ensure your phone supports 15W wireless charging. Lower power may apply for non-Qi devices.
Q:How do I claim warranty service?
A:
Email your order ID and issue description to ***@***.com. We'll respond within 24 hours.
Q:Can the design be customized for different environments?
A:
Yes, if the application environment differs from standard service conditions, please contact us for customized designs.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 Set.

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