History

Eltra Elektromaschinen- und Transformatorenbau GmbH

1989

Eltra Elektromaschinen- und Transformatorenbau GmbH founded by Bernd Engel, Robert Weinand, Andreas Filz and Bruno Zender.

1994

A new production hall with an area of more than 1000 m² and an additional administration building were constructed.

1996

Quality management system according to EN ISO 9001 was implemented and certified by DQS Frankfurt, valid until 2002. Up from that year, all of the processes are carried out in conformity with the corresponding directives.

1998

Expansion of our product portfolio. Full casting transformers for lighting and safety transformers.

1999

Production capacities were enlarged by a supplementary hall with more than 1000 m². Furthermore, a strip winding machine was purchased, so that aluminum and copper windings for coils and chokes could be manufactured as well.

2000/2001

Production of starting and isolating transformers according to the requirements of classification societies for naval construction, e.g. (Klassifikationsgesellschaften auflisten), and their inspections carried out on site.

  • Bureau Veritas (BV), Frankreich
  • Det Norske Veritas, (DNV), Norwegen
  • Germanischer Lloyd (GL), Deutschland
  • Lloyd-s Register of Shipping (LRS), England
  • American Bureau of Shipping (ABS), Amerika
  • China Classification Society (CCS), China
  • Registro Italiano Navale (RINA), Italien

und deren einschlägigen Prüfungen vor Ort.

2002

Adaptation of the software to Windows basis, development of new software tools for construction and sales departments

2003

Introduction of a UL isolating system (File-No. E237517) and type related UL admissions (UL 506) for transformers and chokes. (File-No. E209772)

2008

Production area meanwhile has reached 3000 m². A second strip winding machine was installed, and the in-house mechanical department was complemented by a new lathe and bending technology for metals.

2010

Our product portfolio was enlarged by :

  • High voltage air-core transformers for water treatment, ozone and foil coating plants
  • High voltage isolating transformers
  • Special transformers for research applications

2012

3D CAD construction software was implemented in the system.

2013

Expansion of our first production hall by a test and test laboratory with a 250 kVA unit.

2014

A third strip winding machine was set into operation, in order to achieve increased width for wrapping foil.

2015

Further update of the in-house software for purchase and sales departments.

2016

New archiving software to speed up management procedures and document handling. Futhermore expansion of our product portfolio with Three-phase sine wave filters and DU/dt-filters.

2017

Implementation of the quality management system ISO 9001: 2015, as well as the environmental management system ISO 14001: 2015.

April 2017 – Certification of the QM / UM systems ISO 9001: 2015 and ISO 14001: 2015