NKE-DTTS-SP-AUTO/10000 Super Fully Automatic Distribution Transformer Test System
Product Overview
NKE-DTTS-SP-AUTO/10000 is an integrated, super fully automatic distribution transformer test system. Featuring a containerized, all-in-one design, it consolidates core components such as the inverter power supply, intermediate transformer, measurement unit, and switches into a single unit, greatly simplifying transportation and installation. This system is specifically designed for transformer manufacturers, supporting all standard test items—including DC resistance, turns ratio and connection group tests, insulation resistance, no-load loss, load loss, induced voltage withstand, and applied voltage withstand—with just one wiring setup. Optional features include temperature-rise testing and partial-discharge testing. Powered by intelligent computer software, the system automatically executes the entire test procedure, performs data calculations, and generates standardized, complete factory test reports, fundamentally transforming the cumbersome traditional approach to transformer testing and significantly enhancing testing efficiency and data accuracy.
Adaptation Parameter Range
This system is compatible with three-phase transformers, with the following specific parameter ranges:
High-voltage side: 38.5 kV and below (covering the range from 38.5 kV to 4.16 kV)
Low-voltage side: 0.12 kV to 2.5 kV
Impedance: 2%–12%
Capacity: Dry-type and oil-immersed transformers up to 10,000 kVA
In addition, customized test solutions can be provided upon request for transformers with special parameters.
Core Configuration and Compliance Standards
The system employs high-precision core components to ensure the reliability of test data. Precision current transformers achieve Class 0.05 accuracy, while the power analyzer is selected from YOKOGAWA’s WT500 series or higher, guaranteeing that all test parameters meet the stringent requirements of the industry. In terms of compliance, the product is rigorously developed and manufactured in accordance with IEC 60076 and IEEE C57.12.90-2021 international standards, satisfying the compliance testing needs of transformer manufacturers worldwide and adapting to overseas factory deployments and export product testing scenarios.
Key Advantages
1. Containerized Integrated Design: All test components are consolidated within a single container, eliminating the need for separate instrument assembly and debugging. This facilitates convenient transportation, rapid installation, and quick deployment at various factory sites, even meeting the demands of remote shipping to overseas factories.
2. Complete Testing with a Single Wiring Setup: This eliminates the pain point of repeatedly disconnecting and reconnecting wires for different test items in traditional methods. With just one wiring configuration, the system can perform DC resistance, turns ratio, insulation resistance, no-load/load losses, induced/voltage withstand tests, and more—significantly saving operation time and reducing the risk of wiring errors.
3. Fully Automated Testing Process: Computer programs automatically execute all test steps, removing the need for manual voltage adjustments, gear changes, or data transcription. This avoids human error and misoperation risks, ensuring stability and consistency throughout the testing process.
4. Intelligent Data Processing and Report Generation: The system automatically calculates and organizes test data, directly generating complete factory test reports, replacing manual data compilation and calculation, thereby greatly improving efficiency and minimizing human statistical errors.
5. Broad Compatibility: Supports dry-type and oil-immersed three-phase transformers up to 10,000 kVA, covering high-voltage levels up to 38.5 kV and low-voltage levels from 0.12 to 2.5 kV, meeting the factory testing needs of the vast majority of distribution transformers. Customized test solutions can also be provided for transformers with special parameters upon request.
6. International Standard Compliance: Conforms to IEC 60076 and IEEE C57.12.90-2021 international standards, ensuring globally recognized test results and meeting the compliance requirements for exporting transformer products.
Core Value of the Product
1. Efficiency Enhancement: Traditional testing processes that once took several hours are now compressed into just a few minutes, dramatically shortening the factory testing cycle for transformers and helping manufacturers increase production capacity and accelerate product delivery.
2. Accuracy Assurance: High-precision measurement components and automated procedures eliminate human error, ensuring the accuracy and reliability of test data and enhancing quality control at the factory stage.
3. Cost Savings: By reducing manual operations and labor costs, and through the integrated design that minimizes equipment handling and assembly expenses, the system also helps avoid equipment damage and rework caused by operator mistakes.
4. Compliance Support: Test results and reports that meet international standards help manufacturers expand into global markets and satisfy overseas customers’ compliance requirements.
5. Smart Manufacturing Adaptation: The fully automated workflow aligns with the needs of smart factories and intelligent manufacturing upgrades, enabling transformer manufacturing plants to digitize and智能化 their testing processes.
Target Customer Groups
Global transformer manufacturing plants, distribution transformer producers, manufacturers specializing in custom transformer R&D, power equipment companies planning smart manufacturing upgrades, overseas transformer production bases, and power equipment testing institutions.
Application Scenarios
1. Factory Outgoing Inspection: As a core testing device at the end of the production line, it completes comprehensive outgoing tests on every distribution transformer, ensuring products meet factory standards.
2. Smart Factories/Intelligent Manufacturing Upgrades: Integrated into automated production workflows, enabling unmanned and intelligent testing, thus elevating the overall level of factory automation.
3. Custom Transformer Testing: For transformers with special parameters, tailored test solutions are provided to meet the testing needs of non-standard products.
4. Overseas Factory Deployment: Thanks to its convenient containerized design, the system can be rapidly deployed to overseas production bases, ensuring consistent testing capabilities and standards across international facilities.
5. Batch Transformer Sampling: For inventory items or returned products, rapid full-item sampling inspections are conducted to ensure stable product performance.
Solutions to Industry Pain Points
Traditional transformer testing methods present numerous industry challenges, and this system offers targeted solutions:
1. Addressing the Pain Point of Time-Consuming, Cumbersome Wiring: In conventional testing, different test items require repeated disconnection and reconnection of wires, resulting in complex procedures and lengthy durations. This system completes all test items with a single wiring setup, drastically simplifying operations and saving significant time.
2. Mitigating Human Error Risks: Manual tasks such as voltage adjustment, gear switching, and data transcription often lead to misjudgments and operational mistakes that affect test accuracy. This system automates the entire testing process, completely eliminating human error.
3. Improving Data Processing Efficiency: Manual organization and calculation of test data are inefficient and prone to errors. This system automates data processing and report generation, increasing efficiency severalfold while delivering precise, error-free results.
4. Solving Equipment Handling Difficulties: Traditional testing equipment is scattered across multiple independent instruments, requiring substantial manpower and time for relocation. This system adopts a containerized, integrated design, making transportation convenient and enabling swift site transfers and deployments.
Frequently Asked Questions (FAQ)
Q1: What types of transformers can NKE-DTTS-SP-AUTO/10000 test?
A: This system is compatible with three-phase dry-type and oil-immersed transformers up to 10,000 kVA, covering products with high-voltage ratings up to 38.5 kV, low-voltage ratings from 0.12 to 2.5 kV, and impedance ranging from 2% to 12%. Customized test solutions for transformers with special parameters can also be provided upon request.
Q2: Does the system require multiple wiring setups to complete all test items?
A: No, this system supports completing all standard test items—including DC resistance, turns ratio and connection group tests, insulation resistance, no-load loss, load loss, induced voltage withstand, and applied voltage withstand—with a single wiring configuration, eliminating the need for repeated wire changes.
Q3: Do the reports generated by the system comply with international standards?
A: Yes, the system is rigorously designed in accordance with IEC 60076 and IEEE C57.12.90-2021 international standards, and the resulting factory test reports fully meet international compliance requirements, suitable for product export certification.
Q4: Is the system easy to transport and install?
A: Yes, the system features a containerized, integrated design, with all components consolidated into a single container. It can be transported via standard freight services, and after arrival at the site, only simple commissioning is required for immediate use. Installation is convenient and adaptable to various deployment scenarios.
Q5: Does the system support optional test items?
A: Yes, in addition to the seven standard test items, the system can also be equipped with optional temperature-rise testing and partial-discharge testing features, catering to manufacturers’ personalized testing needs.
