History

1890

1899

Franz Klöckner founds the company "Spezialfabrik elektrischer Schaltgeräte" in Cologne, Griechenmarkt 8

1910

1911

First documented electrical test at the Cologne site

1919

The first test report entitled "Protection of three-phase motors against load in the event of failure of one phase" dates from 14.01.1919

1940

1945

Relocation of the company Klöckner-Moeller GmbH to Bonn

1950

1950

Establishment of the materials laboratory

1954

Commissioning surge generator system I (50000 A / 550 V / cos phi = 0.4

1960

1964

Commissioning of surge generator system II (50000 A / 550 V / cos phi = 0.3). In parallel operation, surge generator system I and II, test currents up to 80 kA.

1970

1974

Commissioning of surge generator system III for test currents up to 300 kA and test voltages up to 1500VAC

1990

1991

Addition of a further test cell for test currents up to 150 kA to the surge generator system III

1991

Initial accreditation of the Bonn testing laboratory by the Deutsche Akkreditierungsstelle Technik (DATech), laboratory number 001

2000

2003

Spin-off of I²PS as an independent GmbH (limited liability company)