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IS 1180

IS 1180 — Outdoor/Indoor Type Liquid Immersed Distribution Transformers Up to and Including 2 500 kVA, 33 kV — Specification Part 3 Natural/Synthetic Organic Ester Liquid Immersed

IS 1180 is an Indian Standard titled Outdoor/Indoor Type Liquid Immersed Distribution Transformers Up to and Including 2 500 kVA, 33 kV — Specification Part 3 Natural/Synthetic Organic Ester Liquid Immersed, classified under Electrical Switchgear and Other Electrical Products/Accessories and administered by the Ministry of Power. Certification under this standard is mandatory for manufacturers and importers.

IS Number
IS 1180
Status
0
Certification
Mandatory (ISI Mark / QCO)
Ministry
Ministry of Power
Committee
Transformers
Type
Product Specification

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What is IS 1180?

IS 1180 is an Indian Standard published by the Bureau of Indian Standards (BIS) under the title Outdoor/Indoor Type Liquid Immersed Distribution Transformers Up to and Including 2 500 kVA, 33 kV — Specification Part 3 Natural/Synthetic Organic Ester Liquid Immersed. It falls under the <strong>Electrical Switchgear and Other Electrical Products/Accessories</strong> group and is administered by the Ministry of Power. This standard has mandatory certification requirements — products must bear the ISI Mark before they can be sold in India.

Who needs IS 1180 certification?

  • Domestic manufacturers producing goods covered by this standard
  • Importers bringing such products into India for sale
  • Any party affixing the ISI Mark or selling certified products in the Indian market

How to get certified for IS 1180

  1. 1
    Apply online — Submit the BIS portal application with product details, factory information, and test reports.
  2. 2
    Lab testing — Submit product samples to a BIS-recognised testing laboratory for evaluation against the standard.
  3. 3
    Factory inspection — A BIS officer visits your manufacturing facility to verify quality control systems.
  4. 4
    Licence grant — On approval, BIS issues the licence. You may then affix the ISI Mark on compliant products.

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Amendments to IS 1180

AmendmentYear
First Amendment2016
Second Amendment2017
Third Amendment2019
Fourth Amendment2021
View official document on bis.gov.in →

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