Transformer LifeCycle Management
Our Accreditation Foundation
At NDL Power Limited, quality is not an act—it is a system.
For over 40 years, our laboratory and diagnostic framework have been built upon globally recognised standards to ensure unquestionable accuracy, transparency, and compliance.
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NABL Accreditation (ISO/IEC 17025)
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India’s one of the first and longest-serving NABL-accredited transformer testing facility,* ensuring:
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Globally accepted and traceable test results (NABL / ILAC mutual recognition).
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Dual-instrument validation for critical tests like DGA, Furanic Analysis, Metals-in-Oil, DBDS, and more.
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Accredited sample collection—rare in the industry—ensuring 100% chain-of-custody integrity.
Our NABL accreditation is internationally accepted through the ILAC Mutual Recognition Arrangement, allowing our reports to be recognised in 100+ countries.
BIS Compliance & Certification Support
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​Our laboratory operates as per relevant BIS/IS standards, including:
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IS 335 – New insulating oils
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IS 1866 – In-service insulating oils
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IS/IEC 60296 – Mineral insulating oils for electrical equipment
We support clients during BIS audits, compliance checks, material approval, and transformer acceptance testing
