{"id":3886,"date":"2026-06-15T08:53:13","date_gmt":"2026-06-15T06:53:13","guid":{"rendered":"https:\/\/volthree.com\/quin-armari-electric-triar-per-a-zones-humides-o-de-rentat-industrial\/"},"modified":"2026-06-16T09:50:56","modified_gmt":"2026-06-16T07:50:56","slug":"quin-armari-electric-triar-per-a-zones-humides-o-de-rentat-industrial","status":"publish","type":"post","link":"https:\/\/volthree.com\/ca\/quin-armari-electric-triar-per-a-zones-humides-o-de-rentat-industrial\/","title":{"rendered":"Quin armari el\u00e8ctric triar per a zones humides o de rentat industrial"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>Per qu\u00e8 els armaris el\u00e8ctrics per a ambients humits s\u00f3n diferents<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">Un armari el\u00e8ctric est\u00e0ndard est\u00e0 dissenyat per funcionar en condicions ambientals controlades: temperatura estable, humitat moderada i sense exposici\u00f3 directa a laigua. Quan aquest mateix armari s&#8217;instal\u00b7la en una zona de rentat industrial, en una cambra frigor\u00edfica, en una planta de tractament d&#8217;aig\u00fces o en qualsevol entorn amb humitat elevada sostinguda, les prestacions es degraden r\u00e0pidament si no est\u00e0 dissenyat. <\/p>\n\n<p class=\"wp-block-paragraph\">Els armaris el\u00e8ctrics per a ambients humits es diferencien en tres aspectes fonamentals:<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Material:<\/strong> capa\u00e7 de resistir la corrosi\u00f3 causada per la humitat mantinguda, els productes de neteja i, en alguns casos, els agents qu\u00edmics propis del proc\u00e9s productiu.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Estanque\u00eftat:<\/strong> grau IP suficient per impedir l&#8217;entrada d&#8217;aigua en les condicions d&#8217;exposici\u00f3 reals, no nom\u00e9s en condicions d&#8217;assaig de laboratori.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Disseny higi\u00e8nic:<\/strong> en sectors com l&#8217;aliment\u00e0ria o la farmac\u00e8utica, la superf\u00edcie exterior de l&#8217;armari s&#8217;ha de poder netejar sense que els productes de neteja penetrin a l&#8217;interior ni quedin retinguts a juntes, cantonades o cargols.<\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<hr class=\"wp-block-separator has-text-color has-white-color has-alpha-channel-opacity has-white-background-color has-background\"\/>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Quin material \u00e9s el m\u00e9s adequat per a un armari el\u00e8ctric a zona humida<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">El material \u00e9s el primer criteri de selecci\u00f3 en entorns amb humitat i la decisi\u00f3 condiciona directament el comportament de l&#8217;armari al llarg de tot el cicle de vida.<br\/><\/p>\n\n<h3 class=\"wp-block-heading\">Acer inoxidable AISI 316L: la refer\u00e8ncia en entorns humits exigents<\/h3>\n\n<p class=\"wp-block-paragraph\">L&#8217;acer inoxidable AISI 316L \u00e9s el material de refer\u00e8ncia a la majoria d&#8217;aplicacions industrials amb humitat elevada, pres\u00e8ncia de productes de neteja agressius o exposici\u00f3 a agents qu\u00edmics. A difer\u00e8ncia de l&#8217;AISI 304L, incorpora molibd\u00e8 en la seva composici\u00f3, la qual cosa li confereix una resist\u00e8ncia significativament m\u00e9s gran davant dels clorurs, presents a la majoria de desinfectants industrials i en ambients marins, i davant de la corrosi\u00f3 localitzada per picada. <\/p>\n\n<p class=\"wp-block-paragraph\">El seu \u00fas est\u00e0 especialment indicat a la ind\u00fastria aliment\u00e0ria i de begudes, farmac\u00e8utica, qu\u00edmica, tractament d&#8217;aig\u00fces i qualsevol entorn on els cicles de neteja CIP o SIP siguin habituals.<\/p>\n\n<h3 class=\"wp-block-heading\">Acer inoxidable AISI 304L: v\u00e0lid en entorns humits moderats<\/h3>\n\n<p class=\"wp-block-paragraph\">L\u00b4AISI 304L ofereix una bona resist\u00e8ncia a la corrosi\u00f3 en condicions d\u00b4humitat moderada i amb productes de neteja neutres o lleugerament alcalins. \u00c9s una opci\u00f3 v\u00e0lida en naus industrials humides o instal\u00b7lacions exteriors on no hi ha exposici\u00f3 a clorurs ni a productes qu\u00edmics agressius. No obstant aix\u00f2, en entorns amb pres\u00e8ncia de clor a l&#8217;ambient o neteja freq\u00fcent amb desinfectants clorats, l&#8217;AISI 304L pot desenvolupar corrosi\u00f3 localitzada amb el temps, per la qual cosa en aquests casos l&#8217;AISI 316L \u00e9s l&#8217;especificaci\u00f3 correcta.  <\/p>\n\n<h3 class=\"wp-block-heading\">I l&#8217;acer pintat o el poli\u00e8ster?<\/h3>\n\n<p class=\"wp-block-paragraph\">L&#8217;acer pintat no \u00e9s una opci\u00f3 recomanable en zones humides: qualsevol esgarrapada o cop al recobriment exposa l&#8217;acer al carboni subjacent, que comen\u00e7a a corroir-se r\u00e0pidament en pres\u00e8ncia d&#8217;humitat. El poli\u00e8ster refor\u00e7at (GRP) \u00e9s una alternativa v\u00e0lida en determinades aplicacions exteriors o d&#8217;infraestructura, on la humitat \u00e9s moderada i no hi ha cicles de neteja intensius, per\u00f2 les prestacions mec\u00e0niques i el comportament davant de productes qu\u00edmics agressius s\u00f3n inferiors a l&#8217;acer inoxidable. <\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<hr class=\"wp-block-separator has-text-color has-white-color has-alpha-channel-opacity has-white-background-color has-background\"\/>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Grau IP en armaris el\u00e8ctrics per a zones humides: quina necessites<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">El grau IP (Ingress Protection, norma EN 60529) \u00e9s l&#8217;indicador estandarditzat que permet comparar el nivell d&#8217;estanque\u00eftat de diferents armaris de manera objectiva. En entorns humits, l&#8217;elecci\u00f3 del grau IP correcte \u00e9s tan important com la del material, perqu\u00e8 un armari d&#8217;acer inoxidable amb un IP insuficient tamb\u00e9 es pot deteriorar si l&#8217;aigua accedeix a l&#8217;interior. <\/p>\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/volthree.com\/wp-content\/uploads\/2026\/06\/Taula-1-catala-1024x633.png\" alt=\"Grau IP en armaris el&#xE8;ctrics per zones humides\" class=\"wp-image-3870\" style=\"aspect-ratio:1.6436798510023036;width:616px;height:auto\"\/><\/figure>\n\n<h3 class=\"wp-block-heading\">IP66 vs IP69K: quin triar en zones de rentat industrial<\/h3>\n\n<p class=\"wp-block-paragraph\">La difer\u00e8ncia entre IP66 i IP69K \u00e9s rellevant a la pr\u00e0ctica, encara que tots dos ofereixin protecci\u00f3 total enfront de la pols. L&#8217;IP66 resisteix raigs d&#8217;aigua d&#8217;alta pressi\u00f3 i cabal elevat, com els que es produeixen en una m\u00e0nega industrial est\u00e0ndard. L&#8217;IP69K, en canvi, est\u00e0 espec\u00edficament dissenyat per suportar neteges amb aigua a pressions entre 80 i 100 bar i temperatures de fins a 80 \u00b0C, que s\u00f3n les condicions habituals en plantes amb estrictes protocols d&#8217;higiene.  <\/p>\n\n<p class=\"wp-block-paragraph\">En una instal\u00b7laci\u00f3 aliment\u00e0ria o farmac\u00e8utica amb neteja di\u00e0ria intensiva, especificar IP66 quan l&#8217;entorn requereix IP69K pot significar que l&#8217;armari perdi l&#8217;estanquitat en menys d&#8217;un any, especialment si els raigs es dirigeixen directament cap a les juntes o els tancaments.<\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<hr class=\"wp-block-separator has-text-color has-white-color has-alpha-channel-opacity has-white-background-color has-background\"\/>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Armaris el\u00e8ctrics per a ambients humits per sector industrial<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">Les necessitats de protecci\u00f3 varien significativament en funci\u00f3 del sector i del tipus de proc\u00e9s productiu. La taula seg\u00fcent resumeix les especificacions m\u00e9s habituals per sector: <\/p>\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/volthree.com\/wp-content\/uploads\/2026\/06\/Taula-2-catala-1024x721.png\" alt=\"\" class=\"wp-image-3871\" style=\"aspect-ratio:1.4124311565696301;width:479px;height:auto\"\/><\/figure>\n\n<h3 class=\"wp-block-heading\">Ind\u00fastria aliment\u00e0ria i de beguda<\/h3>\n\n<p class=\"wp-block-paragraph\">\u00c9s el sector on els requisits s\u00f3n m\u00e9s exigents. Els protocols de neteja CIP (Cleaning In Place) i SIP (Sterilization In Place) impliquen aigua a alta temperatura i pressi\u00f3, juntament amb productes de neteja alcalins i desinfectants clorats. L&#8217;est\u00e0ndard de facto \u00e9s acer inoxidable AISI 316L amb IP66 m\u00ednim i IP69K a les zones sotmeses a neteja directa. El disseny higi\u00e8nic, sense cantons interiors de dif\u00edcil acc\u00e9s, amb superf\u00edcies llises i cargols d&#8217;acer inoxidable, \u00e9s un requisit addicional a moltes instal\u00b7lacions d&#8217;aquest sector.   <\/p>\n\n<h3 class=\"wp-block-heading\">Farmac\u00e8utica i biotecnologia<\/h3>\n\n<p class=\"wp-block-paragraph\">Els requisits d&#8217;higiene a la ind\u00fastria farmac\u00e8utica s\u00f3n similars o superiors als de l&#8217;aliment\u00e0ria, amb la particularitat que els protocols de neteja i esterilitzaci\u00f3 estan sotmesos a validaci\u00f3 regulat\u00f2ria. Els armaris el\u00e8ctrics per a ambients humits en aquest sector han de complir els est\u00e0ndards GMP (Good Manufacturing Practices) i, en molts casos, els requisits espec\u00edfics de les ag\u00e8ncies reguladores com l&#8217;EMA o la FDA. <\/p>\n\n<h3 class=\"wp-block-heading\">Tractament d&#8217;aig\u00fces i sanejament<\/h3>\n\n<p class=\"wp-block-paragraph\">Les estacions depuradores i plantes de tractament d\u201faig\u00fces residuals combinen humitat ambiental molt elevada amb la pres\u00e8ncia de gasos corrosius, principalment sulfur d\u201fhidrogen (H\u2082S), i productes qu\u00edmics utilitzats en el tractament de l\u201faigua. En aquestes condicions, l&#8217;AISI 316 amb IP66 o IP67 \u00e9s l&#8217;especificaci\u00f3 habitual, complementada amb ventilaci\u00f3 controlada en armaris de grans dimensions per evitar la condensaci\u00f3 interior. <\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<hr class=\"wp-block-separator has-text-color has-white-color has-alpha-channel-opacity has-white-background-color has-background\"\/>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Errors freq\u00fcents en triar un armari el\u00e8ctric per a zones humides<\/strong><\/h2>\n\n<h3 class=\"wp-block-heading\">Especificar un grau IP basat en la classificaci\u00f3 m\u00ednima admissible<\/h3>\n\n<p class=\"wp-block-paragraph\">El grau IP m\u00ednim que permet la normativa en un entorn determinat no \u00e9s necess\u00e0riament el m\u00e9s adequat per garantir-ne la fiabilitat a llarg termini. En instal\u00b7lacions amb neteja freq\u00fcent o humitat elevada sostinguda, \u00e9s recomanable especificar un grau IP superior al m\u00ednim reglamentari, tenint en compte les condicions reals d\u00fas i no nom\u00e9s les nominals. <\/p>\n\n<h3 class=\"wp-block-heading\">Ignorar els productes de neteja utilitzats<\/h3>\n\n<p class=\"wp-block-paragraph\">Un armari pot superar els assaigs d&#8217;estanque\u00eftat IP amb aigua neta i deteriorar-se r\u00e0pidament al camp si els productes de neteja utilitzats no s\u00f3n compatibles amb el material de l&#8217;envolupant o amb les juntes d&#8217;estanquitat. \u00c9s fonamental verificar la resist\u00e8ncia qu\u00edmica del material davant dels agents de neteja espec\u00edfics que s&#8217;utilitzen a la instal\u00b7laci\u00f3. <\/p>\n\n<h3 class=\"wp-block-heading\">Trieu AISI 304L quan l&#8217;entorn requereix AISI 316L<\/h3>\n\n<p class=\"wp-block-paragraph\">La difer\u00e8ncia de preu entre tots dos materials porta de vegades a especificar AISI 304L en entorns on l&#8217;agressivitat qu\u00edmica o la pres\u00e8ncia de clorurs fa necessari l&#8217;AISI 316L. El cost de substituci\u00f3 anticipada de l&#8217;armari i dels components afectats per la corrosi\u00f3 supera \u00e0mpliament l&#8217;estalvi inicial. <\/p>\n\n<h3 class=\"wp-block-heading\">No considerar la condensaci\u00f3 interior<\/h3>\n\n<p class=\"wp-block-paragraph\">En entorns amb oscil\u00b7lacions t\u00e8rmiques importants, la condensaci\u00f3 interior pot provocar fallades als components el\u00e8ctrics encara que l&#8217;armari sigui perfectament estanc. En aquests casos, cal incorporar elements de gesti\u00f3 de la humitat interior, com calefactors termostatats, dessecants o sistemes de ventilaci\u00f3 amb filtre, per garantir que la temperatura interior es mant\u00e9 per sobre del punt de rosada. <\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<hr class=\"wp-block-separator has-text-color has-white-color has-alpha-channel-opacity has-white-background-color has-background\"\/>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Preguntes freq\u00fcents sobre armaris el\u00e8ctrics per a ambients humits<\/strong><\/h2>\n\n<h3 class=\"wp-block-heading\">Quin \u00e9s el grau IP m\u00ednim per a una zona de rentat industrial?<\/h3>\n\n<p class=\"wp-block-paragraph\">El grau IP m\u00ednim recomanat en zones de rentat industrial \u00e9s IP66, que garanteix protecci\u00f3 davant de raigs d&#8217;aigua d&#8217;alta pressi\u00f3 en qualsevol adre\u00e7a. En instal\u00b7lacions amb neteja a alta pressi\u00f3 i temperatura, habituals en ind\u00fastria aliment\u00e0ria, farmac\u00e8utica o automoci\u00f3, el grau IP69K \u00e9s l&#8217;est\u00e0ndard de refer\u00e8ncia, ja que \u00e9s l&#8217;\u00fanic que ha estat assajat espec\u00edficament per resistir aigua a 80-100 bar i fins a 80 \u00b0C. <\/p>\n\n<h3 class=\"wp-block-heading\">Es pot instal\u00b7lar un armari d&#8217;acer pintat a una zona humida?<\/h3>\n\n<p class=\"wp-block-paragraph\">No \u00e9s recomanable. El recobriment de l&#8217;acer pintat \u00e9s susceptible de deteriorar-se davant de l&#8217;exposici\u00f3 continuada a la humitat, els productes de neteja i els impactes mec\u00e0nics freq\u00fcents en entorns industrials. Qualsevol dany al recobriment (una esgarrapada, un cop, un punt de corrosi\u00f3 incipient) es pot estendre r\u00e0pidament en pres\u00e8ncia d&#8217;humitat. A zones humides, l&#8217;acer inoxidable o, en aplicacions espec\u00edfiques, el poli\u00e8ster refor\u00e7at s\u00f3n les alternatives correctes.   <\/p>\n\n<h3 class=\"wp-block-heading\">Quin manteniment requereix un armari el\u00e8ctric a zona humida?<\/h3>\n\n<p class=\"wp-block-paragraph\">Els armaris el\u00e8ctrics per a ambients humits requereixen una revisi\u00f3 peri\u00f2dica de les juntes d&#8217;estanquitat, que es poden degradar amb el temps i amb l&#8217;exposici\u00f3 a productes de neteja, la comprovaci\u00f3 de l&#8217;estat dels tancaments i les frontisses, i la verificaci\u00f3 que no s&#8217;han acumulat dip\u00f2sits de cal\u00e7, brut\u00edcia o productes qu\u00edmics a les zones de segellat. En instal\u00b7lacions amb condensaci\u00f3 interior, els elements de gesti\u00f3 de la humitat (calefactors, dessecants) s&#8217;han de revisar amb la periodicitat recomanada pel fabricant. <\/p>\n\n<h3 class=\"wp-block-heading\">\u00c9s necess\u00e0ria la certificaci\u00f3 ATEX a zones humides?<\/h3>\n\n<p class=\"wp-block-paragraph\">La certificaci\u00f3 ATEX \u00e9s necess\u00e0ria quan hi ha risc d&#8217;atmosferes explosives, per pres\u00e8ncia de gasos, vapors o pols inflamables, independentment de si l&#8217;entorn \u00e9s humit o no. A instal\u00b7lacions de tractament d&#8217;aig\u00fces residuals, per exemple, la pres\u00e8ncia de met\u00e0 o sulfur d&#8217;hidrogen pot generar atmosferes potencialment explosives que requereixen armaris certificats segons la Directiva ATEX 2014\/34\/UE, a m\u00e9s de complir els graus de protecci\u00f3 IP adequats per a l&#8217;entorn humit. <\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<hr class=\"wp-block-separator has-text-color has-white-color has-alpha-channel-opacity has-white-background-color has-background\"\/>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Necessites un armari el\u00e8ctric per a una zona humida o de rentat?<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">A Volthree ens especialitzem en armaris el\u00e8ctrics d&#8217;acer inoxidable per a entorns industrials exigents: aliment\u00e0ria, farmac\u00e8utica, qu\u00edmica, tractament d&#8217;aig\u00fces i qualsevol instal\u00b7laci\u00f3 on la humitat, els productes de neteja o les condicions ambientals adverses siguin part del dia a dia.<\/p>\n\n<p class=\"wp-block-paragraph\">Analitzem cada projecte per recomanar la soluci\u00f3 m\u00e9s adequada segons l&#8217;entorn real d&#8217;instal\u00b7laci\u00f3, el grau de protecci\u00f3 necessari i els requisits normatius aplicables.<\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<div class=\"wp-block-buttons buttonvolthree is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-3e41869c wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button buttonvolthree\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/volthree.com\/ca\/contacte\/\" style=\"border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-left-radius:0px;border-bottom-right-radius:0px\">Explica&#8217;ns les caracter\u00edstiques de la teva instal\u00b7laci\u00f3<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>En entorns industrials amb humitat elevada, cicles de neteja intensius o projeccions d\u201faigua freq\u00fcents, l\u201felecci\u00f3 de l\u201farmari el\u00e8ctric no \u00e9s una decisi\u00f3 menor. Un armari mal especificat es pot comen\u00e7ar a deteriorar en q\u00fcesti\u00f3 de mesos: la corrosi\u00f3 avan\u00e7a des de l&#8217;interior cap als components, les fallades el\u00e8ctriques es multipliquen i les parades de producci\u00f3 no planificades acaben costant molt m\u00e9s que la difer\u00e8ncia de preu entre una soluci\u00f3 adequada i una insuficient.<br \/>\n Aquesta guia explica quines caracter\u00edstiques ha de reunir un armari el\u00e8ctric per a ambients humits, quins materials ofereixen millors resultats segons el tipus dentorn i com interpretar els graus de protecci\u00f3 IP per prendre una decisi\u00f3 ben fonamentada. <\/p>\n","protected":false},"author":1,"featured_media":3885,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"class_list":["post-3886","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sense-categoria"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Quin armari el\u00e8ctric triar per a zones humides<\/title>\n<meta name=\"description\" content=\"Com triar un armari el\u00e8ctric per a zones humides o de rentat industrial? 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