Sin más información, creo que podría ser esto.
http://support.dell.com/support/edocs/systems/pe2650/sp/ug/1...

Tapones de desagüe externos para los líquidos de la máquina * Filtración múltiple del agua ... Características de la máquina aplanadora/apisonadora YZ14-3: ... compactador mixto articulado Intensus Engineering 7 600kg - 8 200kg ...
www.directindustry.es/.../compactador-mixto-79939.html - En caché - Similares

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Note added at 50 mins (2009-12-14 17:44:41 GMT)
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Saludos!
eski :))

English term (edited): 7 pole plug

Otra opcion

Para mi es un typo (error de escritura del original)

7 pole plug ( it is quite common in trucks)= conector(o enchufe) de 7 patas ( o de 7 pines)

Referencias
• Trailer Wiring Diagrams
7-Pole Diagram. *View of the connectors is from the inside of the plug. ..... It is often found on newer trucks and suvs that come equipped from the factory ...
www.etrailer.com/faq-wiring.aspx

• The 7 Pole RV Electrical Plug
There are two wiring codes for different 7 pole plug sets. ... Terminal, Wire Color, Function, Location - Truck socket, Location Trailer plug ...
www.rverscorner.com/wiring/7pole.html

• 7 Pole
Pin locations for the standard RV 7-pole plug. The terminals are numbered inside either the trailer or tow vehicle plug (truck circuit number one should ...
www.rverscorner.com/plug.html

• 7 Way RV Plug & Receptacle Wiring Diagram pictures from trucks ...
There are two wiring codes for different 7 pole plug sets. Semi's and other commercial trailers use the ... Additional 770 Photos & Other Truck Related Crap ...
rides.webshots.com/.../2155943630047362070koyJin

• Trailer Parts Superstore - Trailer Wiring, Plugs & Sockets
7-pole plug comes pre-wired with 7-strand color-coded trailer wire. $15.50 .... TRUCK-LITE # 94902 2-way molded plug for use with marker / clearance lights. ...
shop.easternmarine.com/index.cfm?fuseaction...

• WikiAnswers - How do you wire a 7 pole flat to a 6 pole round rv plug
How do you install aftermarket stereo in 88 ford truck? ... Chugging pole is the best? How do you wire a 7 pole flat plug to a 6 pole round plug on an rv? ...
wiki.answers.com/.../How_do_you_wire_a_7_pole_flat_to_a_6_pole_round_rv_plug

• [PDF]
100 % LED combination rearlight for 24 V Truck and trailer ...
Truck and trailer application. ■ Long service life with low power consumption ... with 500 mm cable and 7-pole. EasyConn plug housing with ...
www.hella.com/.../P09_008_en_Multi_function_LED_combination... -

• Electrical - RVbuddy
7 Sep 2006 ... two wiring codes for different types of 7 pole plug and socket sets. ... Light Duty Non Commercail Truck, Fifth Wheel and Travel Trailer ...
rvbuddy.wik.is/HDT_Conversion.../Electrical

• 7-pole Socket to 4-way Flat Adapter - made in Taiwan by Song Yers ...
7-pole Socket to 4-way Flat Adapter (Truck Parts & Accessories/nes) is made in ... Connecter Set • Trailer Connector • 7-way Socket to 7-pole Plug Adapter ...
www.ttnet.net/show.../7pole.../A - Estados Unidos

Hope it helps
Saludos a todos :))