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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

Formeln aus der Kontaktphysik

Formeln aus der Kontaktphysik

  • Engewiderstand
R_e = \rho/2a

(Einflächenkontakt nach Holm, kreisförmige Berührungsfläche zwischen fremdschichtfreien Oberflächen)

R_e = \rho/2Na

(Mehrflächenkontakt nach Holm ohne gegenseitige Beeinflussung der N Einzelflächen)

R_e = \rho/2 x \sum a_i + 3 \pi \rho /32N^2 x \sum \sum (s_ij) i \neq j

(Mehrflächenkontakt nach Greenwood unter Berücksichtigung der gegenseitigen Beeinflussung)

  • Kontaktwiderstand
...

Featured Files

Principle of sputtering.jpg
Principle of sputtering Ar = Argon atoms; e = Electrons; M = Metal atoms
Pages: Surface Coating Technologies,
Beschichtungsverfahren
by Doduco Redaktion


Application Examples and Forms of Supply for Tungsten.jpg
Application Examples and Forms of Supply for Tungsten-Copper (CUWODUR) Contact Materials

by Doduco Redaktion


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