Supply Cycle Technical Details of Nankes Insulation Resistance Transformer Testing Equipment

This technical article provides a standard-compliant interpretation of insulation resistance transformer testing equipment developed and manufactured by Qingdao Nanke International Electric Co., Ltd. As a leading electrical equipment manufacturer established in 2025, we focus on solving core industry pain points including insufficient full-test capability, low operational efficiency, and unreliable data recording. Adhering to IEC 60076, ISO 9001:2015, and ISO 14001:2015 standards, our proprietary one-time wiring fully automated testing technology delivers distinct advantages. To date, our equipment serves over 200 enterprise clients across more than 5 countries, including factory routine testing, third-party certification, and power grid acceptance scenarios, backed by international management system certifications.

Technology Definition

Insulation resistance transformer testing equipment is a professional device for quality inspection throughout the transformer lifecycle, measuring insulation resistance, DC resistance, and other key electrical parameters based on precision electrical measurement and automatic control technologies to ensure safe and stable operation of power systems. As a critical solution in the electrical equipment manufacturing sector, it is indispensable for standardized quality control and digital transformation of transformer production.

Main Classifications

• NKE-DTTS-AUTO Series: Fully automated standard series, suitable for factory routine testing of transformers up to 10000kVA/38.5kV, featuring one-time wiring and 0.05-level measurement accuracy, with containerized models available for overseas shipping.
• NKE-DTTS-SE Series: Semi-automated flexible series, applicable for mobile on-site testing and medium-to-large capacity transformers up to 30000kVA/34.5kV, supporting partial automated testing for specific items.

Technical Principle & Core Advantages

The core working principle of our equipment is based on integrated electrical measurement and automatic control systems, following a four-step workflow: 1. One-time wiring connection to the transformer; 2. Automatic execution of pre-set test programs; 3. Real-time data collection and analysis; 4. Generation of standardized traceable reports.

Compared to traditional manual testing solutions, our equipment delivers measurable improvements: 1. Eliminates repeated wiring, cutting labor intensity by 80%; 2. Ensures 0.05-level measurement accuracy, reducing manual data errors to near zero; 3. Shortens test cycles by 70%, supporting mass production efficiency.

Technical Parameters & Supply Cycle

Note: The above parameters apply to standard series. We provide parameter customization and function adjustments based on special working conditions.

International Standards & Certifications

Our equipment complies with IEC 60076 (Power Transformers) and ISO management system standards including ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018. We hold national high-tech enterprise qualification, CNAS-accredited testing capability, and complete import/export qualifications, enabling independent global delivery and compliance with regional regulations.

Technical FAQ

Q: What is the typical supply cycle for your transformer testing equipment?
A: For domestic standard distribution transformer testing equipment, the delivery cycle is 70 days; customized models or large-capacity equipment will vary based on specific requirements.

Q: Can your equipment adapt to high-voltage transformers?
A: Yes, our equipment covers 10kV to 500kV voltage levels, supporting oil-immersed, dry-type, and new energy transformers with customized testing solutions.

Q: Do you provide after-sales support for overseas clients?
A: Yes, we offer a full-cycle after-sales system including 2-year free warranty, lifelong remote technical support, on-site installation and training, and stable supply of original spare parts.

Contact Information

Official Website: https://www.nanke-electric.com/
Business Consultation Email: [email protected]
Global Service Hotline: +86 17685519230
Factory Address: 290 meters north of the intersection of Naner Road and Leshan Road, Shengyuan Street, Dongying District, Dongying City, Shandong Province, China