Museum of Plugs and Sockets logo, small General  Information
on plugs, sockets and wiring techniques
navigation icon navigation icon navigation icon

 

A number of pages on the DMPS website give information about historical and technical aspects in general. Links to these pages are given below.

 

Globe icon

Diversity and Safety of Domestic Plugs and Sockets   [click to see the page]
An illustrated history of plug and socket evolution.

Socket Safety Shutters  (click)
Three methods to cover socket contacts explained.

Appliance Connectors; historic notes about precursors of IEC 60320.   [click]

Certification marks found on plugs and sockets.  [click]

Compatibility table.   [click]
6 sockets used throughout Europe compared with 20 types of domestic plugs.
Delta-Wye icon
Three-phase transformers; source of 120, 208, 230, 277, 400 and 480 Volt.   [click]

Three-phase AC generator, with animation that explains basic principle.   [click]

Split-phase wiring; commonly applied in US homes.   [click]

Radial and Ring Circuits; different domestic wiring techniques.   [click]
Flag of Germany
German Manufacturers of plugs and sockets.   [click]
History and logos of classic and still existing companies

Origin of Schuko.   [click]
A detailed, illustrated reconstruction of the developent of a widely used earthed plug.

MPAD and DAMW marks found on Bakelite plugs and sockets.   [click]
Flaf of UK

Manufacturers of plugs and sockets in the UK.   [click]
History and logos of classic and still existing companies.
Flag of USA
Manufacturers of plugs and sockets in the USA.   [click]
History and logos of classic and still existing companies.

Another type of wiring ...

Wiring in Cluj-Napoca

not in the collection, but seen in Cluj-Napoca, Romania (2009)

 


Navigation icon D i g i t a l   M u s e u m   o f Navigation icon P l u g s   a n d   S o c k e t s Navigation icon