Công ty Cổ phần Thiết bị điện Dân Chủ
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Standard Certifications & Technical Support

Legal capacity dossiers, ISO 9001:2015 certifications, QUATEST 1 quality test reports, and electrical engineering guides.

1. Quality Certifications & Inspection Reports

Dan Chu Electric Equipment Joint Stock Company always places product quality and operational safety first. All equipment is manufactured in strict compliance with national and international standards:

Chứng chỉ năng lực hoạt động xây dựng Sở Xây Dựng Hà Nội cấp

Construction Activity Capacity Certificate

  • Certificate No: HAN-00073840
  • Issued by: Hanoi Dept. of Construction (Dec. 188/QD-SXD)
  • Validity: Until June 19, 2033 (10 years)
  • Scope: Power lines & substations, industrial buildings, energy projects.
Download original PDF certificate (648KB)
Giấy chứng nhận Hệ thống Quản lý Chất lượng ISO 9001:2015 Dân Chủ Electric

ISO 9001:2015 QMS Certification

  • Certificate No: 260193.QMS.CN26 (VICAS 022-QMS)
  • Certifying Body: ICB International Certification JSC
  • Validity: 09/03/2026 - 08/03/2029 (3-year cycle)
  • Scope: Manufacture & installation of switchboards, substations, kiosk stations.
Download ISO 2026 PDF certificate (401KB)
Quyết định cấp chứng nhận ISO 9001:2015 Dân Chủ Electric

ISO 9001 Certification Decision

  • Decision No: 260193.QMS.CN26/QĐCN-ICB
  • Issued Date: 09/03/2026 signed & sealed by ICB Director
  • Accreditation Body: Bureau of Accreditation (BoA)
  • Compliance: Full compliance with management system audit standards.
Download ISO Decision PDF (331KB)
Phiếu thử nghiệm QUATEST 1 tủ điện hạ thế

QUATEST 1 Type Test Report

  • Report No: 20/0042/TN2-01 (Issued by QUATEST 1)
  • Testing Center: Quality Assurance & Testing Center 1 (QUATEST 1)
  • Test Sample: LV Switchboard 600V - 300A & 400A (Complete assembly)
  • Standards: IEC 60439-1, IEC 60947-2, IEC 60529 (IP54).
Download test report PDF (12MB)
Giấy chứng nhận đăng ký doanh nghiệp Dân Chủ Electric

Business Registration (Legal)

  • Enterprise Code: 0105761509
  • Issued by: Hanoi Department of Planning & Investment
  • Registration Date: 05/01/2012 (5th Amendment: 28/11/2024)
  • Representative: Director Nguyen Thi Hoang Then
View original Business License scan
Xác nhận vận hành thành công từ Điện lực

Field Grid Operation Confirmation

  • Confirmed by: Kim Thanh Power & Chi Linh Power
  • Scope: Single-pillar substations with RMU, LV panels, and capacitor banks
  • Service Area: Hai Duong & neighboring active power grids
  • Evaluation: Safe power supply and absolute operational reliability.
View power utility confirmation scan

2. Technical Specifications of Core Product Lines

Medium Voltage Metal-Clad Switchgear (MCSG)

Rated Voltage: 3.3 / 7.2 / 12 / 24 / 36 / 40.5 kV
Rated Current: 200A to 3150A
Short-Circuit Current: 12.5 / 16 / 25 / 31.5 / 40 kA
Standard: IEC 62271-200

Ring Main Unit (RMU) Medium Voltage Switchgear

Rated Voltage: 12 / 24 / 36 / 40.5 kV
Rated Current: 200 / 630 / 1250 A
Short-Circuit Current: 16 / 20 / 25 kA
Standard: IEC 298 / IEC 62271-200

Compact Kiosk Transformer Substation

Voltage Level: 6 / 10 / 22 / 35 kV
Transformer Capacity: 31.5 kVA to 3000 kVA
Structure: 3 independent compartments
Standard: IEC 60265, IEC 60298, IEC 60529

Low Voltage Distribution Switchboard (MSB / MDB / DB)

Operating Voltage: 220V to 690V
Rated Current: Up to 6300A
Breaking Capacity: Up to 150 kA
Protection Degree: IP30 to IP65 (IEC 60529)

3. Switchboard Form Separation & Fire Safety Standards

Form 2B - 3B

Separates busbars from functional switching units, suitable for commercial buildings and standard industrial workshops.

Form 4A & 4B (Dân Chủ Electric)

Highest safety level: Complete independent compartmentalization between busbars, each functional unit, and individual cable termination compartments.

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