Explosion Proof Products NEMA 7 Archives - TECNA | Tableros Eléctricos, Cajas y productos NEMA 7 y NEMA 4X certificados https://tecna.co/product-category/explosion-proof-products-nema-7/ Soluciones eléctricas industriales certificadas. Tableros, cajas NEMA 7 y NEMA 4x (antiexplosión e ambientes extremos) Fri, 13 Mar 2026 06:45:18 +0000 es-CO hourly 1 https://wordpress.org/?v=6.9.4 https://tecna.co/wp-content/uploads/2017/12/cropped-favico-tecna-32x32.png Explosion Proof Products NEMA 7 Archives - TECNA | Tableros Eléctricos, Cajas y productos NEMA 7 y NEMA 4X certificados https://tecna.co/product-category/explosion-proof-products-nema-7/ 32 32 CAJAS DE PASO, EMPALME Y ENCERRAMIENTOS ingles https://tecna.co/producto/explotion-enclosure-box/ Sun, 10 Dec 2017 10:41:52 +0000 http://tecna.co/product/explotion-enclosure-box/ CLASE I, DIV 1 Y 2, GRUPOS C - D; CLASE II, GRUPOS E-F-G; CLASE III

Cajas a prueba de explosión tipo SX7E de uso interior o exterior para halado, derivación, conexión, encerramiento de equipo eléctrico e instrumentación en sitios con alto riesgo de explosión.

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FICHA TÉCNICA

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]]> Gran variedad de tamaños de cajas a prueba de explosión; con cuerpo y tapa en fundición de aluminio, con bajo contenido de hierro y cobre, fabricadas de acuerdo a las normas UL – 1203.

  • Perforaciones en fábrica de acuerdo a necesidades de la instalación. Rosca NPT para entrada de tubería, desde 1/2″ hasta 4″.
  • Fijación por medio de orejas.
  • Empaque O’ring para uso a la intemperie.
  • Polo a tierra en bronce, lámina de montaje, bandeja montaje en lámina de aluminio.
  • Bisagras según tamaño.
  • Tornillo en acero inoxidable.

Puede consultar nuestros productos NEMA 7, NEMA 4, RACKS Y SOPORTERÍA, Y EQUIPO ELÉCTRICO PARA MINERÍA.

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]]> LIGHTING POLE SPLICE BOXES https://tecna.co/producto/lighting-pole-splice-boxes/ Fri, 08 Dec 2017 10:35:51 +0000 http://tecna.co/product/lighting-pole-splice-boxes/ CLASE I, DIV 1 Y 2, GRUPOS C - D; CLASE II, GRUPOS E-F-G; CLASE III

Type TP, lighting post connection boxes manufactured by Tecna are used for connection and protection of lighting fixtures in hazardous locations. They are equiped with DIASET fuses and terminal blocks for incomming and outgoing wires.

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  • Enclosure of copper free cast aluminum.
  • Slotted cast on aluminum mounting feet.
  • Wall thickness appropiate for more than 5 full threads.
  • Stainless steel cover screws.
  • 3/8″ x 2-1/2″ brass grounding bolt.
  • Drilled and NPT tapped conduit outlets.
  • External finishing: Ennamel paint light grey
  • Aluminum mounting panel.

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    ]]>         PUSHBUTTON STATIONS https://tecna.co/producto/pushbutton-stations-nema7/ Mon, 20 Nov 2017 17:31:12 +0000 http://tecna.co/product/pushbutton-stations-nema7/ USE:

    Type SXE Pushbuttom stations manufactured by TECNA are used for remote control of electrical motors installed in hazardous locations.

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    ]]>     CLASE I, DIV 1 Y 2, GRUPOS C – D; CLASE II, GRUPOS E-F-G; CLASE III

    FEATURES:

    • Enclosures made of copper free cast aluminium.
    • Slotted cast on aluminium mounting feet.
    • Wall thickness appropriate for more than 5 full threads.
    • Stainless steel cover screws.
    • 3/8″ x2-1/2″ b rass grounding bolt.
    • Drilled and NPT tapped conduit outles.
    • External finishing : Ennamel paint light grey.
    • Diferent layouts with pushbuttoms, pilot lights and selector switches. See chart #.3 on page 80.
    • Standard execution is equipped with LEGRAND devices.

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    ]]>         FULL VOLTAGE MOTORS STARTERS https://tecna.co/producto/full-voltage-motors-starters-nema7/ Wed, 15 Nov 2017 17:35:16 +0000 http://tecna.co/product/full-voltage-motors-starters-nema7/ USE:

    The full voltage motor starters provide control and protection for electrical motors in hazardous locations.

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    ]]>     FEATURES:

    • Enclosures of copper free cast aluminum.
    • Slotted cast on aluminium mounting feet.
    • Wall thickness apropiate for more that 5 full threads.
    • Aluminum hinges
    • Stainless steel cover screws.
    • 3/8″ x 2-1/2″ brass grounding bolt.
    • Drilled and NPT tapped conduit outlets.
    • External finishing: Ennamel paint light grey.
    • Pushbottoms for start, stop and reset.
    • Pilot lights
    • For 480 volts, fuse protected control transformer.
    • Motor starters are available equipped with circuit breaker, pilot lights, under voltage relays, auxiliary relays etc.

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    ]]>         PULL BOXES https://tecna.co/producto/pull-boxes-nema7/ Sun, 12 Nov 2017 17:55:05 +0000 http://tecna.co/product/pull-boxes-nema7/ USE

    In conduit installations in classified hazardous locations for:

    • Pulling cables
    • Especially designed for installation of above ground pull points.
    • Easy inspection of cabling
    • Easy modificacions

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    ]]>

  • FEATURES:

    • The botton of the box usually has two openings for rigid conduit. Openings are NPT and include protection against damage of cable jackets.
    • Grounding bolt included

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    ]]>         THREADED COVER RECTANGULAR ENCLOSURES https://tecna.co/producto/threaded-cover-rectangular-enclosures-nema7/ Fri, 10 Nov 2017 15:54:24 +0000 http://tecna.co/product/threaded-cover-rectangular-enclosures-nema7/ CLASE I, DIV 1 Y 2, GRUPOS C - D; CLASE II, GRUPOS E-F-G; CLASE III

    FEATURES:

    • Threaded large cover opening for easy acces.
    • Openings can be threaded to meet specific use, according to maximum conduit indicated on table Nº 1 on page 22 and minimum distance between openings to allow installation of fittings.
    • NPT threads in all conduit openinngs.
    • Enclosure can include four types of covers as follows: FLAT COVER, FLAT COVER WITH WINDOW, DOME COVER, DOME COVER WITH WINDOW.
    • Mounting lugs included
    • All SX9 GUB enclosures include ground bolt.

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    ]]>     In hazardous locations, in conduit installations for:

    • Act as junction, pull and splice boxes.
    • Easy maintenance, and future modifications.
    • Installation of electrical devices.
    • Installation of instrumentaton devices (measuring and control).
    • Outdoor installation and atmospheres with oil, dust and dirt.

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    ]]>         SEALLING FITTINGS https://tecna.co/producto/sealling-fittings/ Fri, 20 Oct 2017 12:56:55 +0000 http://tecna.co/product/sealling-fittings/ CLASE I, DIV 1 Y 2, GRUPOS C - D; CLASE II, GRUPOS E-F-G; CLASE III

    In conduit installations:

    • Restrict the passage of gases, vapors or flames from one section of the electrical installation to another, at atmospheric pressure and normal ambient temperature.
    • Limit explosion to the sealed - off enclosure.
    • Limit "pressure pilling" effect.
    • Vertical and horizontal installation.

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  • Available with female thread on both ends, type EYAA / EYA (Female / Female, EYAD / EYD (Female / Female with drain valve), or female in one and a nipple at the other end, type EYAAM / EYAM ( Male / Female) and EYADM / EYDM (Female / Female with drain valve).
  • Wide interior cavity for easy installation of the retaining fiber of the sealing compound. </ li>
  • Internal bushings inside to protect insulation from damage.</ li>
  • For vertical or horizontal installation.</ li>
  • Easy installation of fiber and compound sealing.
  • </ ul>

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    ]]>         UNIVERSAL CONDUIT UNIONS https://tecna.co/producto/universal-conduit-unions/ Sun, 15 Oct 2017 12:46:32 +0000 http://tecna.co/product/universal-conduit-unions/ CLASE I, DIV 1 Y 2, GRUPOS C - D; CLASE II, GRUPOS E-F-G; CLASE III

    In conduit installations for:

    • Class I Div. 1&2, C-D group; Class II, Div 1&2, E F G groups; Class III for nodular iron.
    • Class I Div. 1&2, C-D group; Class II, Div 1&2, E F G groups; Class III for stainless steel.
    • Class I Div. 1&2, C-D group; Clase II, Div 1&2, E F G groups; Class III for aluminum.
    • Threaded thickwall conduit system.
    • Female-MAle to connect rigid conduit to enclosures, junction boxes and conduit fittings
    • Easy installation, maintenance and inspection.
    • To provide means for future modifications, addition or remotion of enclosures without turning conduits.

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  • Available in UNF/UNFA type (Female/Female) and UNY/UNYA type (Male /Female).
  • Internal bushings inside to protect conductor insulation from damage.
  • Compact design that allows assembly with minimum of clearance to other adjacent conduit or equipment.
  • Strong construction (heavy Duty)

    • Manufactered in:

    • UNFA/UNYA: In aluminum.
    • UNF/UNY: in stainless steel and nodular iron.

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    ]]>         ROUND CONDUIT BODIES https://tecna.co/producto/round-conduit-bodies/ Sun, 01 Oct 2017 13:28:03 +0000 http://tecna.co/product/round-conduit-bodies/ Use in a counduit installations in hazardous  locations for:

    • Act as pull and splice boxes.
    • Protect cable jackets from damage.
    • Connect lenghts of conduit.
    • Easy maintenance, and future modifications
    • Act as mounting outlets for fixture (with threaded hub cover.

     

     

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  • Integral bushings inside to protect conductor insulation from damage.
  • Threaded cover opening.
  • Different hub arrangements (C, LB, L, T, X)
  • Standard size 1/2″ – 2″

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    ]]>         90º ELBOWS, ANGLE OPENING https://tecna.co/producto/90o-elbows-angle-opening-nema7/ Wed, 20 Sep 2017 15:44:03 +0000 http://tecna.co/product/90o-elbows-angle-opening-nema7/ USE:

    In conduit installations for:

    • Pull points for 90º curves, Especially for contuctors that are stiff due to type of insulation or large sizes.
    • Stratight pulling of cables in both directions.
    • Allow easy installation of cable at the entrance of buildings.
    • Allow easy connection of conduit to motors.
    • Easy inspection, maintenance or modifications.

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    ]]>     CLASS I, DIV 1 Y 2, GROUPS C – D; CLASS II, GOUPS E-F-G; CLASS III

    FEATURES:

    • Easy bending of conductor inside fitting.
    • Angle cover, fastened with bolts.
    • Integral bushings inside to protect conductor insulation from damage.
    • Female – female threaded ends.

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