Dual Canopy | Power Testing Equipment & Transformer Manufacturer

About Dual Canopy

Hebei Dual Canopy Mechanic Electrical Engineering Co., Ltd. is a high-tech enterprise integrating scientific research, design, production, sales, and technical services. We specialize in power equipment testing and transformer manufacturing, serving utilities, industrial plants, and energy providers worldwide.

Our mission is to ensure the safety, efficiency, and longevity of electrical systems through innovative testing technology and robust transformer design. With a focus on quality and customer support, we are expanding our footprint from the domestic market to international clients by 2025.

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Our Product Range

Comprehensive solutions for transformer testing, oil analysis, relay protection, high-voltage diagnostics, and power transformers.

TTR Transformer Turns Ratio Tester

Automated testing of transformer winding ratios with high accuracy and fast results.

Short-Circuit Impedance Tester

Measures impedance under load conditions to assess transformer health and performance.

ZnO Lightning Arrester Tester

Evaluates metal oxide varistors for surge protection systems in substations and lines.

On-Load Tap Changer Tester

Analyzes dynamic performance of tap changers without de-energizing the transformer.

Transformer DC Resistance Tester

High-precision measurement of winding resistance to detect faults and imbalances.

SFRA Analyzer

Sweep Frequency Response Analysis for detecting mechanical deformation in windings.

CT PT Excitation Characteristic Analyzer

Tests current and potential transformers for accuracy, saturation, and insulation integrity.

Three Phase Relay Protection Tester

Comprehensive testing of protection relays including overcurrent, distance, and differential functions.

Transformer Oil BDV Tester

Determines dielectric strength of insulating oil to ensure safe operation of oil-filled equipment.

Transformer Oil Moisture Tester

Measures water content in transformer oil to prevent insulation breakdown and aging.

Kinematic Viscosity Tester

Evaluates flow characteristics of insulating oil at different temperatures for performance analysis.

Automatic Oil Acidity Tester

Measures acid number in transformer oil to monitor oxidation and degradation over time.

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Why Choose Dual Canopy

Certified Quality

Our products are tested and certified to meet international standards for safety and performance.

Advanced Equipment

State-of-the-art manufacturing and testing facilities ensure precision and reliability in every product.

Expert Technical Team

Dedicated engineers and field technicians provide support, training, and troubleshooting globally.

OEM/ODM Services

Customized power solutions tailored to your specifications, capacity needs, and integration requirements.

Frequently Asked Questions

What types of transformers do you manufacture?

We produce both oil-immersed transformers (S13, S20, S22 series) and dry-type transformers (SCB12, SCB14, SCB18 series) for various voltage and power applications.

Do you offer international shipping?

Yes, we ship globally with reliable logistics partners and provide full documentation for customs clearance.

Can you customize testing equipment for specific needs?

Absolutely. Our OEM/ODM services allow us to tailor power testing solutions based on your technical requirements and operational environment.

What certifications do your products have?

Our equipment meets international standards including IEC, IEEE, and GB. We provide test reports and compliance documentation with every shipment.

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