Data Book of Electrical Contacts

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Welcome to our Wiki of electrical contacts

The basis of this Wiki is the 2012 issue of the "DODUCO Data Book of Electrical Contacts" which is also available in printed form.
To get your desired information, please use:

For further questions or help, please contact us directly under Contact DODUCO


Featured Article

Testing Procedures for Power Engineering

The testing of electrical contacts for power engineering applications serves on the one hand the continuous quality assurance, on the other one the new and improvement development efforts for contact materials. To optimize the contact and switching performance, contact materials and device designs have to complement each other. The success of such optimizing is proven through switching tests.

The assessment of contact materials is performed using metallurgical test methods as well as switching tests in model test set-ups and in comme...

Featured Files

Strain hardening of AgCu 10 by cold working.jpg
Strain hardening of AgCu 10 by cold working
Pages: Silver Based Materials,
Werkstoffe auf Silber-Basis

by Doduco Redaktion


Maximum movable bridge temperature rise for different contact materials.jpg
Maximum movable bridge temperature rise for different contact materials in a 132 kW contactor after high load (AC-4) switching

1 Ag/CdO 88/12 sintered and extruded 2 Ag/SnO27.5In2O32.5 internally oxidized 3 Ag/SnO2 88/12 sintered and extruded

4 Ag/SnO2...
Pages: Testing Procedures for Power Engineering,
Prüfverfahren in der Energietechnik

by Doduco Redaktion