Language

+86-15728007806
Home / Service & Support
Wide Range of Partners

Our company has an extensive international business network with strategically located manufacturing sites, sales channels and R&D centers. This globalization strategy enables us to fully support and serve all major manufacturing markets.

Power Energy Communications Transportation Manufacturing Construction
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
  • Zhejiang Detong Transformer Co., Ltd.
Lifecycle Management
01 - Demand confirmation stage 02 - Proposal quotation stage 03 - Contract signing stage 04 - Production execution stage 05 - Delivery acceptance 06 - After-sales service
Demand confirmation stage
Key Steps

Description of Content
Technical Parameters Confirmation Table

1. Rated capacity (kVA): ______ (e.g. 2000kVA)

2. Voltage level: 10kV, 20kV, 35kV (check)

3. Special requirements:
Protection level: IP23, IP45, IP55 (outdoor type)
Noise requirements: ≤55dB, ≤50dB (additional quotation required)
Insulation level: F, H (normally F)
Environmental Assessment Questionnaire

Installation location: indoor, outdoor, underground

Altitude: ______ meters (＞1000 meters requires special design)

Ambient temperature: -25℃~+40℃, -40℃~+50℃
Attachments To Be Submitted

Electrical system single-line diagram (installation location must be marked)

Civil engineering condition diagram (including inlet and outlet wiring)
Proposal quotation stage
Key Steps

Description of Content
Technical Proposal

Product model, structural diagram (including dimensions and weight), performance parameter commitment.
Business Quotation

Basic price, temperature control system, protective shell, and delivery time
Value-added Service Options Free on-site installation guidance
5-year extended warranty (+8% of contract amount)
Energy efficiency optimization solution design
Contract signing stage
Key Steps Description of Content
Key Terms of Technical Agreement Acceptance criteria, design freeze, change process
Key Points Of Business Contract Payment method, penalty clause
Production execution stage
Key Steps Description of Content
Node Notification

Raw material procurement completed (copper material test report attached)
Coil casting completed (partial discharge test video provided)
Factory test (on-site witness can be scheduled)
Delivery acceptance
Key Steps Description of Content
Logistics Plan Selection

Conventional transportation, large-piece transportation
Arrival inspection List

Appearance inspection (no cracks, no deformation)
Random documents: certificate of conformity, test report (including short-circuit impedance test), installation and operation manual (including QR code electronic version)
Installation Acceptance Standards

Insulation resistance, no-load test
After-sales service
Key Steps Description of Content
Establish Customer Files

Exclusive service code, regular return visit plan
Quick Response Mechanism 24-hour technical support, spare parts supply
Worldwide Supply Chain
North American Market

Access requirements:
UL/cUL certification (must pass UL 1446 insulation system evaluation)
Energy efficiency standard: NEMA TP-1-2016
Seismic requirements: IEEE 693 (California must meet Zone 4 standards)

European Market

Access requirements:
Mandatory certification: CE (including LVD+EMC), RoHS2.0
Energy efficiency standard: EN 50588 (TIER 2 and above)
Environmental protection requirements: REACH SVHC test (epoxy resin ingredient disclosure)

Latin American Market

Certification difficulties:
Brazil: INMETRO certification (local laboratory testing required)
Chile: SEC certification (strict requirements for earthquake resistance report)

China (Core Market)

Access requirements:
Mandatory certification: CQC (GB/T 22072 standard)
Energy efficiency level: 2023 version of the new national standard level 1 energy efficiency (no-load loss ≤ 0.48W/kVA)

Southeast Asian Market

Access requirements:
Vietnam: CR Mark (local testing required)
Indonesia: SNI certification (factory inspection required)
Thailand: TISI certification (sample inspection required)

Other Services We Provide
  • 01

    Delivery notice: 1~3 days

  • 02

    Quick response

  • 03

    1v1 consultation

Get in Touch

Whether you want to partner with us or need professional guidance on product selection and problem-solving, our experts are ready to assist you within 12 hours.