{"id":277,"date":"2026-09-15T08:00:00","date_gmt":"2026-09-15T08:00:00","guid":{"rendered":"https:\/\/www.coinsfri.ro\/blog\/?p=277"},"modified":"2026-09-19T15:06:52","modified_gmt":"2026-09-19T15:06:52","slug":"instalatie-frigorifica-industriala-finalizata-in-5-zile-gale","status":"publish","type":"post","link":"https:\/\/www.coinsfri.ro\/blog\/instalatie-frigorifica-industriala-finalizata-in-5-zile-gale\/","title":{"rendered":"Instala\u021bie frigorific\u0103 industrial\u0103 finalizat\u0103 \u00een 5 zile \u2014 galerie complet\u0103 \u0219i detalii tehnice"},"content":{"rendered":"

Context:<\/strong> Un proprietar de magazin de produse congelate (carne, pe\u0219te, alimente) din Buftea ajunsese la limit\u0103 cu sistemul vechi de congelare (10 ani, pierderi constante de agent frigorific, condensat \u00een coridor). Lucra \u00een pierdere \u2014 costurile cu repara\u021biile dep\u0103\u0219eau profitul. A venit la noi cu o cerin\u021b\u0103 clar\u0103: *\u201eVreau depozit frigorific profesional \u0219i func\u021bional, 120 mp, -18\u00b0C, silen\u021bios, \u0219i trebuie gata \u00een 5 zile pentru c\u0103 am comenzi de Cr\u0103ciun.”*<\/p>\n

Barem:<\/strong> 5 zile, capacitate -18\u00b0C men\u021binut\u0103 constant, izola\u021bie termic\u0103 corespunz\u0103toare, tablou electric clar \u0219i u\u0219or de urm\u0103rit.<\/p>\n

—<\/p>\n

Etapa 0: Planificare (1 zi)<\/h2>\n

\u00cenainte de orice lucrare, calcul\u0103m:<\/p>\n

    \n
  • Sarcin\u0103 termic\u0103:<\/strong> 120 mp \u00d7 2,5 W\/mp (izola\u021bie medie) + aport termic din exterior \u0219i deschideri frecvente \u2248 12 kW continuu \u00een sezon.<\/li>\n
  • Evaporatoare necesare:<\/strong> 2 unit\u0103\u021bi de 6 kW (redundan\u021b\u0103 \u2014 dac\u0103 una cedeaz\u0103, cealalt\u0103 preia o parte din sarcin\u0103).<\/li>\n
  • Chiler:<\/strong> 1 unitate de 15 kW cu compresor scroll (robust, zgomot redus, durat\u0103 de via\u021b\u0103 mare).<\/li>\n
  • Sisteme de control:<\/strong> termostat digital + senzor temperatur\u0103 pe evaporator (prevenire blocaj cu ghea\u021b\u0103).<\/li>\n<\/ul>\n

    Schema final\u0103:<\/strong> chiler pe acoperi\u0219ul depozitului (zgomot direc\u021bionat spre curtea interioar\u0103), conducte de agent frigorific \u00eengropate \u00een pere\u021bi (canale t\u0103iate \u0219i recl\u0103dit dup\u0103 montaj), 2 evaporatoare pe pere\u021bii interiori, drenaj condens la pu\u021b (nu pe podea).<\/p>\n

    —<\/p>\n

    Zilele 1\u20135: Execu\u021bia<\/h2>\n

    Ziua 1: Preg\u0103tire fizic\u0103<\/strong><\/h3>\n
      \n
    • 08:00:<\/strong> Sosire echip\u0103 3 persoane + utilaje (fier\u0103str\u0103u de precizie, ma\u0219in\u0103 de g\u0103uri, scar\u0103).<\/li>\n
    • 08:30:<\/strong> T\u0103iere canale \u00een pere\u021bi pentru conductele de agent frigorific \u0219i cabluri electrice.<\/li>\n
    • 12:00:<\/strong> Cur\u0103\u021bare canale, montare piese metalice de sus\u021binere.<\/li>\n
    • 16:00:<\/strong> Preg\u0103tire baz\u0103 pe acoperi\u0219 (nivelare, protec\u021bie anticoroziv\u0103). Transport chiler pe acoperi\u0219 (350 kg). Fixare cu ancore anti-seism.<\/li>\n
    • 18:00:<\/strong> Plecare. Depozit \u00een faza de \u0219antier, structura de sus\u021binere complet\u0103.<\/li>\n<\/ul>\n

      Ziua 2: Instalare chiler \u0219i evaporatoare<\/strong><\/h3>\n
        \n
      • 08:00:<\/strong> \u00cencepere conectare conducte chiler (teste de etan\u0219eitate cu azot la 30 bar pentru verificarea fisurilor).<\/li>\n
      • 10:00:<\/strong> Transport \u0219i fixare evaporatoare pe consolele metalice din pere\u021bi, perfect orizontale.<\/li>\n
      • 12:00:<\/strong> Conectare electric\u0103 chiler (380V trifazat, protec\u021bie magnetotermic\u0103, cabluri pe canale).<\/li>\n
      • 14:00:<\/strong> Rutare conducte de agent frigorific de la chiler la evaporatoarele interioare. Izola\u021bie poliuretanic\u0103 de 5 cm pe fiecare metru. Suporturi metalice fixe la fiecare 80 cm \u2014 nicio conduct\u0103 liber\u0103 \u00een aer.<\/li>\n
      • 16:30:<\/strong> Test de etan\u0219eitate sistem complet (pomp\u0103 de vid, manometre, detector electronic de agent frigorific).<\/li>\n
      • 18:00:<\/strong> Plecare. Sistem complet asamblat, f\u0103r\u0103 agent frigorific.<\/li>\n<\/ul>\n

        Ziua 3: Sisteme auxiliare \u0219i punere \u00een func\u021biune<\/strong><\/h3>\n
          \n
        • 08:00:<\/strong> Montaj drenaj condens (tub PVC de la evaporatoare la colector). Test flux cu ap\u0103.<\/li>\n
        • 10:00:<\/strong> Cabluri de comand\u0103 (termostat, senzori temperatur\u0103, releu compresor). Tablou electric mic \u00een coridor \u2014 buton pornire\/oprire, indicator stare (verde\/ro\u0219u).<\/li>\n
        • 12:00:<\/strong> \u00cenc\u0103rcare agent frigorific R-449A \u2014 2,5 kg, conform specifica\u021biei tehnice a chilierului. Procedura: vid complet, apoi \u00eenc\u0103rcare lent\u0103 pentru a evita suprapresiunea.<\/li>\n
        • 14:00:<\/strong> Pornire chiler. Vibra\u021bie minim\u0103, zgomot redus, presiune de lucru la parametri.<\/li>\n
        • 16:00:<\/strong> Monitorizare cobor\u00e2re temperatur\u0103 depozit: pornire la +25\u00b0C \u2192 dup\u0103 30 min: +15\u00b0C \u2192 dup\u0103 1 or\u0103: -5\u00b0C \u2192 dup\u0103 2 ore: -18\u00b0C<\/strong>. Sistem \u00een parametri.<\/li>\n
        • 18:00:<\/strong> Plecare. Depozit func\u021bional.<\/li>\n<\/ul>\n

          Ziua 4: Finisare \u0219i estetic\u0103<\/strong><\/h3>\n
            \n
          • 08:00:<\/strong> \u00cenchidere canale (gips, ciment, folie de protec\u021bie PE). Pere\u021bi ref\u0103cu\u021bi la aspect ini\u021bial.<\/li>\n
          • 10:00:<\/strong> Cur\u0103\u021bare general\u0103 (praf de \u0219antier, de\u0219euri).<\/li>\n
          • 12:00:<\/strong> Testare 4\u20135 ore \u00een func\u021bionare normal\u0103 (cicluri complet pornire-oprire; verificare c\u0103 termostatul opre\u0219te compresorul la -20\u00b0C \u0219i \u00eel reporne\u0219te la -16\u00b0C).<\/li>\n
          • 15:00:<\/strong> Instruire proprietar \u2014 pornire, oprire, ce se verific\u0103 zilnic (aspectul tuburilor, colectorul de condens).<\/li>\n
          • 17:00:<\/strong> Plecare. Depozit gata.<\/li>\n<\/ul>\n

            Ziua 5: Verific\u0103ri finale \u0219i garan\u021bie<\/strong><\/h3>\n
              \n
            • 09:00:<\/strong> Test complet (5 cicluri oprire-pornire; urm\u0103rire varia\u021bie temperatur\u0103). Rezultat: PASS.<\/li>\n
            • 11:00:<\/strong> Calibrare senzor temperatur\u0103 fa\u021b\u0103 de termometru de referin\u021b\u0103 certificat. Eroare: 0,1\u00b0C (\u00een toleran\u021b\u0103).<\/li>\n
            • 13:00:<\/strong> Predare documenta\u021bie, prezentare garan\u021bie (5 ani piese, 1 an manoper\u0103, 2 ani monitorizare tehnic\u0103 remot\u0103 disponibil\u0103).<\/li>\n
            • 15:00:<\/strong> Plecare. Depozit \u00een exploatare.<\/li>\n<\/ul>\n

              —<\/p>\n

              Detalii tehnice<\/h2>\n

              | Component\u0103 | Specifica\u021bie | Rol |<\/p>\n

              |———–|—|—|<\/p>\n

              | Chiler (compresor scroll)<\/strong> | Copeland 15 kW, R-449A, 380V | Compresia agentului frigorific; eficient, zgomot redus |<\/p>\n

              | Evaporatoare<\/strong> | 2\u00d7 pl\u0103ci cu serpentine, 6 kW fiecare | Absorb c\u0103ldura din aerul depozitului |<\/p>\n

              | Condensator<\/strong> | Pe chilier, ventilator 5 kW | Disip\u0103 c\u0103ldura din agentul frigorific comprimat spre exterior |<\/p>\n

              | Conducte agent frigorific<\/strong> | Cupru 16\u201322 mm, izola\u021bie poliuretanic\u0103 5 cm | Transport agent frigorific; izola\u021bia reduce pierderile de eficien\u021b\u0103 |<\/p>\n

              | Drenaj condens<\/strong> | Tub PVC \u00d8 50 mm | Evacueaz\u0103 apa acumulat\u0103 pe evaporatoare |<\/p>\n

              | Termostat digital<\/strong> | Setare -18\u00b0C, \u00b11\u00b0C toleran\u021b\u0103 | Comand\u0103 pornire\/oprire compresor |<\/p>\n

              | Tablou electric<\/strong> | Relee, magnetoterme, senzori | Logic\u0103 de control; protec\u021bie supracurent |<\/p>\n

              —<\/p>\n

              Metrici finale<\/h2>\n

              | Parametru | Valoare |<\/p>\n

              |———–|———|<\/p>\n

              | Capacitate frigorific\u0103<\/strong> | 15 kW (-18\u00b0C) |<\/p>\n

              | Suprafa\u021b\u0103 depozit<\/strong> | 120 mp |<\/p>\n

              | Temperatur\u0103 men\u021binut\u0103<\/strong> | -18\u00b0C \u00b11\u00b0C |<\/p>\n

              | Consum estimat<\/strong> | ~2.200 kWh\/lun\u0103 (func\u021bionare 24\/7, ciclu ~30%) |<\/p>\n

              | Cost operare lunar<\/strong> (tarif industrial ~0,8 RON\/kWh) | ~1.760 RON\/lun\u0103 |<\/p>\n

              | Zgomot evaporatoare<\/strong> (interior) | 35\u201340 dB |<\/p>\n

              | Zgomot chiler<\/strong> (exterior) | ~65 dB |<\/p>\n

              | Service anual preventiv<\/strong> | Schimb filtru, testare, cur\u0103\u021bare \u2014 400 RON |<\/p>\n

              | Investi\u021bie total\u0103<\/strong> | Materiale 25.000 RON + Montaj 8.000 RON = 33.000 RON<\/strong> |<\/p>\n

              | ROI estimat<\/strong> | ~1,5 ani (fa\u021b\u0103 de pierderile din sistemul vechi nefunc\u021bional) |<\/p>\n

              —<\/p>\n

              Lec\u021bia cheie<\/h2>\n

              Frigorifica industrial\u0103 nu iart\u0103 calculele gre\u0219ite. Sarcina termic\u0103 subdimensionat\u0103 \u00eenseamn\u0103 c\u0103 sistemul nu men\u021bine temperatura; izola\u021bia proast\u0103 \u00eenseamn\u0103 consum electric dublu fa\u021b\u0103 de necesar. Dar odat\u0103 f\u0103cut\u0103 corect, o astfel de instala\u021bie func\u021bioneaz\u0103 10\u201315 ani cu minimum de interven\u021bii.<\/p>\n

              —<\/p>\n

              Asta-i ce facem \u00eenainte de apelul t\u0103u<\/h2>\n

              \u00cenainte de orice ofert\u0103, calcul\u0103m: suprafa\u021ba, izola\u021bia, frecven\u021ba deschiderilor, tipul produselor depozitate. Abia dup\u0103 \u00ee\u021bi spunem exact c\u00e2t cost\u0103 \u0219i c\u00e2t timp dureaz\u0103 montajul.<\/p>\n

              La Coinsfri<\/strong>, nu facem improviza\u021bii \u2014 facem calcule, scheme \u0219i instala\u021bii care \u021bin ce promit.<\/p>\n

              Sun\u0103 azi:<\/strong> [0727 744 896](tel:0727744896) | WhatsApp:<\/strong> [wa.me\/40727744896](https:\/\/wa.me\/40727744896) | [coinsfri.ro](https:\/\/www.coinsfri.ro)<\/strong><\/p>\n

              *20 de ani, sute de instala\u021bii, zero improviza\u021bii.*<\/p>\n","protected":false},"excerpt":{"rendered":"

              Context: Un proprietar de magazin de produse congelate (carne, pe\u0219te, alimente) din Buftea ajunsese la limit\u0103 cu sistemul vechi de congelare (10 ani, pierderi constante de agent frigorific, condensat \u00een coridor). Lucra \u00een pierdere \u2014 costurile cu repara\u021biile dep\u0103\u0219eau profitul. A venit la noi cu o cerin\u021b\u0103 clar\u0103: *\u201eVreau depozit frigorific profesional \u0219i func\u021bional, 120 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-277","post","type-post","status-publish","format-standard","hentry","category-educatie-si-sfaturi-tehnice"],"_links":{"self":[{"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/posts\/277","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/comments?post=277"}],"version-history":[{"count":2,"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/posts\/277\/revisions"}],"predecessor-version":[{"id":394,"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/posts\/277\/revisions\/394"}],"wp:attachment":[{"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/media?parent=277"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/categories?post=277"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.coinsfri.ro\/blog\/wp-json\/wp\/v2\/tags?post=277"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}