Marechal Industrial Plugs

INDUSTRIAL PLUGS SOCKET-OUTLETS DECONTACTOR™ BOXES

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MARECHAL ELECTRIC GROUP


Founded in 1952, the MARECHAL ELECTRIC group counts among the major players in Low Voltage LT electrical connection systems in industrial environments with or without the presence of an EX explosive atmosphere.

With a consolidated turnover of nearly €100 million, its operational and/or sales subsidiaries in Europe, America, Asia, the Middle East, Africa and Australia, offer the best products and local services to the most demanding customers.

A workforce of nearly 500 worldwide includes R&D, manufacturing and commercial development skills. The product range is intended for all sectors of industrial activity where safety and endurance are required.

For more than 65 years it has been the brand of low voltage electrical connectors designed, manufactured and controlled in France in strict compliance with the requirements of international standards (IEC and UL). Thanks to the butt-contact technology, to the dozens of patents (filed in more than 50 countries) and the choice of the most advanced materials, MARECHAL® connectors are the most reliable in the world. They guarantee the best safety for users and equipment in accordance with the requirements of the European Low Voltage Directive (LVD no. 2014/35/EU since April 20, 2016).

They are available for non-ATEX or ATEX environments (IECex) Areas 1, 21, 2, 22:

  • DECONTACTORTM = plug + industrial switch (up to 250 A),
  • multi-contact sockets (up to 37 contacts),
  • industrial connectors (up to 600 A),
  • single pole connectors (up to 700 A with pilots),
  • socket, distribution, break-out, junction, boxes.

Part of the Marechal Group since 2013, this brand dedicated to ATEX/IECex products has built its reputation over more than 30 years on exceptional product quality. All the products are designed, manufactured and tested in France and Italy.

A wide range of products conforming to the ATEX or/and IECex standards:

  • explosion-proof distribution and control boxes,
  • explosion-proof cast aluminium, steel, stainless steel or GRP/thermoset resin boxes,
  • lighting (luminaires, spot lights with fluorescent or LEDS),
  • stainless steel or GRP control and junction units,
  • warning/indicator lights,
  • earthing systems,
 

These products comply with European, international (IEC) and North American (UL, CSA) standards and regulations.

TECHNOLOGY

 

The DECONTACTOR™ is a connector which combines

  • the advantages of a power socket,
  • and the performance of a switch.

With more than 65 years of research and innovations behind it, the DECONCTACTOR™ range offers a level of reliability and safety never yet equalled in the world. It allows you to connect and disconnect devices thousands of times and in the most severe environments in perfect safety for the user!

The MARECHAL® DECONTACTOR™ and connectors are all fitted with butt contacts with silver-nickel tips. They provide exceptional connection quality by eliminating the damage due to electric arcs and to wear seen with pin and sleeve sockets. The silver is an excellent conductor of current even when oxidized. Conductivity is optimal even in the presence of vibration and temperature variation thanks to the pressure of the springs.

The MARECHAL® contact uses a crimped braid with a spring which provides contact performance and tolerances superior to pin and sleeve contacts. The flexibility of the braid and the spring allows the base contact tip to always be perfectly aligned with the plug contact tip. These contacts, which are silver and anti-corrosion treated, offer very good corrosion resistance.

MARECHAL® contacts are fitted with "elastic lock" connection terminals. The wire clamp is split and surrounded by a elliptical deforming ring. This method allows the tightening force on the wire to be constant. Hence despite the creep of the copper or aluminium, the variations of temperature and vibration, the conductor wire is perfectly connected to the contact terminal.

DECONTACTOR™ bases are fitted with an interlocked safety shutter which prevents access to live contacts. This shutter only unlocks at the time of connection of the plug into its base.

MARECHAL® range connectors and DECONTACTOR™ have casings made from fibre glass- or metal-reinforced GRP, depending on the models. This choice of material contributes to the excellent mechanical performance and longevity of the socket.

These technical choices provide MARECHAL® connectors and DECONTACTOR™ with unparalleled performance:

  • Absolute safety after thousands of connections/disconnections,
  • The ability to withstand repeated overloads, particularly on power supplies to motors with frequent starting,
  • Perfect operation in the presence of vibration and variations in temperatures,
  • Resistance to shocks, falls and climatic variations,
  • A perfect resistance to corrosion and the most severe chemical agents.

With a single base (e.g.: 3 PNE - 230/400 V) it is possible to feed 3 plugs indifferently:

  • a 3 PNE - 230/400 V plug
  • a 3 PE – 400 V plug
  • a PNE - 230/400 V plug

This compatibility provides real savings on the installation of these sockets for the user.


About Us

About Infinity Parts & Materials Co.,Ltd.

Our Contacts

99/385 Moo 6, Mitsumphan Road, Banpuk, Muang, Chonburi 20130

098-094-5444, 098-628-9333
038-193-321