Road vehicles - Electrical connections between towing and towed vehicles with 12 V systems - 7 pole connector type 24 S (supplementary) (ISO 3731:1997)
German title
Straßenfahrzeuge - Elektrische Steckvorrichtungen zwischen Zugfahrzeugen und Anhängefahrzeugen mit 24 V-Bordnetzen - 7-poliger Stecker, Typ 24 S (zusätzlich) (ISO 3731:1997)
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