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


Featured Article

Application Tables and Guideline Data for Use of Electrical Contact Design

Low and Medium Electrical Loads

Switching processes at low and medium electrical loads are experienced for example in relays and switches for the measuring technology, telecommunications, automotive usage and appliances. The switching voltage ranges from μV to 400V with currents between μA and about 100A.

Main Article: Low and Medium Electrical Loads

High Electrical Loads

With high electrical loads, as usually occuring in power engineering equipment, the swi...

Featured Files

Micro structure of Ag W 25 75.jpg


Contact resistance Rk as a function of the fretting wear cycles.jpg
Contact resistance R<sub>k</sub> as a function of the fretting wear cycles for different surface coating materials
Pages: Physical Effects in Sliding and Connector Contacts,
Physikalische Effekte bei Gleit- und Steckkontakten

by Doduco Redaktion