Standards and certification

Electrical equipment is required to meet the relevant international and national standards.
A standard is a document which describes suitable electrical and mechanical design, construction and test requirements to provide for safe and reliable operation within a specific working environment.
Dry-type transformers: The following standards apply:

  • International – IEC60726 ; IEC60076 ; IEC61558
  • European – EN60726 ; EN60076 ; EN61558
  • Other e.g. – GOST (Russian)

Chokes: The following standards apply:

  • International – IEC60726 ; IEC60076 ; IEC61558
  • European – EN60289 ; EN60938 ; EN61558
  • Other e.g. – GOST (Russian)

Depending on intended use, an equipment should also meet the requirements defined by certain classification societies and is required to be certified accordingly. Conformity and certification by such societies should be indicated on the equipment.

Shipyard industry: Supervision and certification is required by the following classification societies:

  • ABS – American Bureau of Shipping - USA
  • BV – Bureau Veritas - France
  • CCS – China Classification Society - China
  • DNV – Det Norske Veritas - Norway
  • GL – Germanischer Lloyd - Germany
  • LR – Lloyds Register of Shipping - Great Britain
  • NKK – Nippon Kaiji Kyokai - Japan
  • RINA – Registro Italiano Navale - Italy
  • PRS – Polski Rejestr Statków - Poland
  • RMRS – Russian Maritime Register of Shipping - Russia

Armed forces: Equipment is required to meet National Military Institution for Quality Assurance Affairs and have:

  • AQAP certificate – Issued by National Military Institution of a country belonging to NATO. ELHAND company own such a certificate, AQAP no. 2120:2006 and 644/A/2008
  • NCAGE code – NATO Commercial and Governmental Entity Code issued by Military Center for Standardization and Codification – Codification Branch for Defence Products.Code no. 1394/H/2007 was granted to the Elhand company.

Mining: Equipment should be certified to the relevant mining application and issued by the appropriate testing laboratory or certification body of a given country.