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)
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