This technical article provides a comprehensive, standard-compliant interpretation of container-type transformer testing systems developed by Qingdao Nanke International Electric Co., Ltd. As a global leader in transformer intelligent testing with deep R&D and industrial application experience, we are committed to advancing industry technology. Our container-type testing systems are innovative solutions tailored for global transformer manufacturers and third-party testing labs, effectively resolving pain points including long construction cycles, scattered test data, and high infrastructure costs. Strictly adhering to IEC 60076 and IEEE C57.12.90-2021 standards, our systems achieve breakthroughs in modular deployment and automated testing. To date, these systems have been applied in over 10 countries and regions, serving more than 200 enterprise clients, with proven performance in transformer factory testing, overseas test station construction, and lab renovation projects .
Technical Definition
Container-type transformer testing equipment is an integrated, modular testing solution that integrates all necessary testing instruments and control systems into standard shipping containers, enabling quick deployment without dedicated civil construction. Based on automated measurement and control technology, it realizes full-process automated testing, data collection, and report generation, providing reliable quality verification for transformers of various capacities . As a core solution in the power equipment testing industry, it has become an indispensable technical support for efficient transformer production and quality control.
Main Categories
1. NKE-DTTS-AUTO Series: Designed for medium and large capacity distribution transformers (5000kVA-30000kVA), integrated into 20ft or 40ft containers, featuring one-time wiring for DC resistance and ratio testing, and automated execution of other tests .
2. PTTS-MD-AUTO Series: Tailored for ultra-high voltage transformers (345kV/240MVA and below), composed of five 40ft containers, supporting outdoor deployment with 0.01-class precision instruments .
Design Philosophy
Our products adhere to the core design concepts of high reliability, rapid deployment, and precise testing. Fully considering harsh industrial conditions, we follow full-life-cycle reliability design standards to provide customers with stable, low-maintenance, and cost-effective solutions .
Technical Principle
The core working principle of our container-type testing systems is based on automated measurement and control technology, combined with modular integration design . The complete workflow is as follows:
1. Input basic transformer parameters and test requirements into the control system.
2. The system automatically completes wiring (for supported tests) and executes all specified test items in sequence.
3. High-precision instruments collect and analyze test data in real time.
4. The system generates standardized, traceable test reports and stores data securely .
Core Architecture & Innovative Design
1. Container Integration Module: All testing equipment is pre-installed and calibrated in standard shipping containers, eliminating the need for on-site civil construction and reducing deployment time by over 70% .
2. High-Precision Measurement Module: Equipped with Class 0.01 current/voltage transformers and YOKOGAWA WT500 series power analyzers, ensuring test data accuracy and international recognition .
Comparison with Traditional Solutions
1. Traditional test stations require 8-12 months of construction, while our systems can be delivered in 5 months and deployed in 30 days, cutting deployment time by half .
2. Traditional solutions have scattered data and manual recording errors, while our systems automatically collect, store, and trace data, ensuring data accuracy and traceability .
Technical Parameters & Specifications
All parameters are tested strictly in accordance with IEC 60076 standards, with clear test conditions and strict tolerance control. We provide full parameter test reports for each batch of products and support third-party testing .
Parameter Category | Core Parameter | Standard Indicator | Test Condition | Selection Reference |
|---|---|---|---|---|
Testing Capacity | Transformer Range | 5000kVA-30000kVA (NKE-DTTS-AUTO); 345kV/240MVA and below (PTTS-MD-AUTO) | 25℃ Room Temperature | Choose based on transformer capacity and voltage level |
Measurement Precision | CT/PT Accuracy | Class 0.05 (NKE-DTTS-AUTO); Class 0.01 (PTTS-MD-AUTO) | Standard Calibration Environment | Class 0.01 for ultra-high voltage and international export requirements |
Deployment | Delivery Cycle | 5 months (PTTS-MD-AUTO); Customized for NKE-DTTS-AUTO | Standard Production Process | Shorter cycle for urgent project needs |
Container Specification | Container Type | 20ft/40ft (NKE-DTTS-AUTO); 5×40ft (PTTS-MD-AUTO) | International Shipping Standard | 40ft containers for large-capacity testing; 20ft for easier transportation |
Technical Advantages & Differentiation
Compared with conventional transformer testing solutions in the global market, our container-type systems form irreplaceable competitive advantages through independent R&D, verified by global customers .
1. Rapid Deployment & Low Infrastructure Cost
Technical Support: Containerized integration design, no civil construction required. Verified by over 300 deployed systems .
Quantifiable Data: Infrastructure cost reduced by 40%+, deployment time shortened from 8-12 months to 5 months .
Customer Value: Enables quick establishment of testing capabilities for new factories or overseas projects, accelerating market entry.
2. High Precision & Traceable Data
Technical Support: Equipped with Class 0.01/0.05 precision instruments, automated data collection system .
Quantifiable Data: Test reports recognized internationally, data error rate reduced to near zero .
Customer Value: Ensures compliance with international standards, avoiding rejections in global markets.
International Standards & Compliance
Our container-type transformer testing systems strictly follow international standards in R&D, design, production, and testing, meeting global regulatory requirements .
Core International Standards
- IEC 60076: International Electrotechnical Commission Standard for Power Transformers
- IEEE C57.12.90-2021: IEEE Standard for Test Procedures for Liquid-Immersed Distribution, Power, and Regulating Transformers
Authoritative Certifications
- High-Tech Enterprise Certification
- National-level Technology-Based Small and Medium Enterprise Certification
We can provide third-party test reports, compliance declarations, and other supporting documents upon customer request .
Technical FAQ
Q: Can your container-type systems be used for new energy transformer testing?
A: Yes, our systems support 45-200Hz wide frequency coverage, adapting to non-power frequency transformers used in wind and solar energy projects .
Q: How long does it take to deploy your systems on site?
A: The PTTS-MD-AUTO series can be deployed and commissioned within 30 days after arrival, while the NKE-DTTS-AUTO series takes 15-20 days .
Q: Do your systems support remote technical support?
A: Yes, we provide 24/7 remote support, with overseas spare parts warehouses to ensure timely maintenance .
Q: Can you provide customized testing solutions?
A: Yes, we offer customized systems tailored to specific transformer types, test items, and deployment scenarios .
Contact Information
Official Website: https://www.nanke-electric.com/
Business Consultation Email: [email protected]
Global Service Hotline: +86 17685519230
WhatsApp: +8617685519230
Factory Address: 290 meters north of the intersection of Naner Road and Leshan Road, Shengyuan Street, Dongying District, Dongying City, Shandong Province
