{"id":4829,"date":"2022-09-03T10:36:40","date_gmt":"2022-09-03T02:36:40","guid":{"rendered":"https:\/\/limegreen-okapi-448594.hostingersite.com\/?post_type=product&#038;p=4829"},"modified":"2022-09-15T14:53:05","modified_gmt":"2022-09-15T06:53:05","slug":"zzyp-self-operated-pressure-control-valve","status":"publish","type":"product","link":"https:\/\/raymonvalve.com\/it\/prodotto\/zzyp-self-operated-pressure-control-valve\/","title":{"rendered":"Valvola di controllo autogestita ZZYP"},"content":{"rendered":"<div class=\"document\">\n<p>Panoramica della valvola di controllo autogestita:<\/p>\n<p>&nbsp;<\/p>\n<p>La valvola di controllo autogestita ZZYP \u00e8 composta principalmente da una valvola di controllo, un attuatore e una molla per l'impostazione della pressione. \u00c8 adatta per liquidi, gas e vapore non corrosivi. Controllo della pressione prima della valvola nel condotto del sistema (quando la pressione prima della valvola aumenta, la valvola di controllo si apre) o dopo la valvola (quando la pressione dopo la valvola aumenta, la valvola di controllo si apre). Ampiamente utilizzata nel settore petrolifero, chimico, dell'energia elettrica, della metallurgia, della medicina, alimentare, tessile, meccanico, HVAC. I tipi di azione includono la regolazione della pressione dopo la valvola di riduzione della pressione (tipo B) e la regolazione della pressione prima della valvola di sicurezza (tipo K).<\/p>\n<p>&nbsp;<\/p>\n<p>Caratteristiche della valvola di controllo autogestita:<\/p>\n<p>&nbsp;<\/p>\n<p>Rispetto alla valvola di controllo manuale, la valvola di controllo autogestita ha il vantaggio di poter essere regolata automaticamente; rispetto alla valvola di controllo elettrica, il suo vantaggio \u00e8 che non richiede alimentazione esterna. La valvola di controllo autogestita utilizza la pressione e la temperatura del fluido che la attraversa come fonte di energia per azionare automaticamente la valvola, senza richiedere alimentazione esterna o strumenti secondari.<\/p>\n<p>&nbsp;<\/p>\n<p>Funzione della valvola di controllo autogestita:<\/p>\n<p>&nbsp;<\/p>\n<p>Tutte le valvole di controllo autogestite utilizzano il segnale di feedback (pressione, pressione differenziale, temperatura) all'uscita della valvola per trasmetterlo all'attuatore tramite il tubo del segnale, al fine di azionare il disco della valvola per modificare l'apertura della valvola e raggiungere lo scopo di controllare pressione, flusso e temperatura. Nei sistemi a circuito chiuso (come sistemi di riscaldamento ad acqua calda, sistemi ad acqua refrigerata per condizionamento), l'uso corretto di questa valvola pu\u00f2 facilmente realizzare la distribuzione del flusso del sistema; pu\u00f2 realizzare l'equilibrio dinamico del sistema; pu\u00f2 semplificare notevolmente il lavoro di debug del sistema; pu\u00f2 stabilizzare lo stato di funzionamento della pompa, ecc.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Parametri della valvola di controllo autogestita:<\/p>\n<table>\n<colgroup>\n<col width=\"128px\" \/>\n<col width=\"678px\" \/><\/colgroup>\n<tbody>\n<tr>\n<td colspan=\"2\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"806\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">corpo valvola<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">forma<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Valvola a sfera fusa a passaggio diretto<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Diametro nominale<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">20, 25, 32, 40, 50, 65, 80, 100, 125, 150, 200, 250, 300 mm<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Pressione Nominale<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">PN16, 40, 64 bar<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Standard Flange<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">ANSI, JIS, DIN, GB, JB<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Materiale<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Acciaio fuso, acciaio inossidabile, ecc.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">coperchio valvola superiore<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Tipo standard: -17-450\u2103<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">forma del coperchio valvola<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Tipo a compressione bullonata<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">guarnizione<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Guarnizione in politetrafluoroetilene tipo V, guarnizione in amianto politetracyanoetilene impregnato, guarnizione tessile in amianto, guarnizione in grafite<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Tipo di connessione<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Flange<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<colgroup>\n<col width=\"128px\" \/>\n<col width=\"678px\" \/><\/colgroup>\n<tbody>\n<tr>\n<td colspan=\"2\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"806\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Componenti interni valvola<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">tipo di nucleo valvola<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Nucleo valvola a sede singola, tipo a manicotto<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"128\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Caratteristiche di traffico<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"678\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">apertura rapida<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Valvola di controllo autogestita Coefficiente di traffico:<\/p>\n<table>\n<colgroup>\n<col width=\"205px\" \/>\n<col width=\"53px\" \/>\n<col width=\"29px\" \/>\n<col width=\"29px\" \/>\n<col width=\"29px\" \/>\n<col width=\"29px\" \/>\n<col width=\"29px\" \/>\n<col width=\"29px\" \/>\n<col width=\"43px\" \/>\n<col width=\"43px\" \/>\n<col width=\"43px\" \/>\n<col width=\"43px\" \/>\n<col width=\"43px\" \/>\n<col width=\"58px\" \/>\n<col width=\"58px\" \/><\/colgroup>\n<tbody>\n<tr>\n<td colspan=\"15\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"763\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Coefficiente di flusso nominale, corsa nominale, rapporto di pressione<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"205\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Diametro nominale DN (mm)<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"53\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">20<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">25<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">32<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">40<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">50<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">65<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">80<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">100<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">125<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">150<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">200<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"58\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">250<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"58\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">300<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"205\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Coefficiente di traffico nominale KvS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"53\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">7<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">11<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">20<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">30<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">48<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">75<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">120<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">190<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">300<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">480<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">750<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"58\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">1100<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"58\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">1750<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"205\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Corsa nominale (mm)<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"53\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">\n<\/td>\n<td colspan=\"2\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"58\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">8<\/p>\n<\/td>\n<td colspan=\"2\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"58\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">11<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"29\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">14<\/p>\n<\/td>\n<td colspan=\"2\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"72\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">20<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">25<\/p>\n<\/td>\n<td colspan=\"2\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"86\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">40<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"43\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">50<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"58\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">60<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"58\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">70<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"2\" align=\"\" valign=\"middle\" width=\"205\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">Rapporto di decompressione<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"53\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">massimo<\/p>\n<\/td>\n<td colspan=\"13\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"505\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">10:1<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"53\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">minimo<\/p>\n<\/td>\n<td colspan=\"13\" rowspan=\"1\" align=\"\" valign=\"middle\" width=\"505\">\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">10:8<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p class=\"paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt\">\n<\/div>","protected":false},"excerpt":{"rendered":"<p>La valvola di controllo autogestita ZZYP \u00e8 composta principalmente da una valvola di controllo, un attuatore e una molla per l'impostazione della pressione. \u00c8 adatta per liquidi, gas e vapore non corrosivi. Controllo della pressione prima della valvola nel condotto del sistema (quando la pressione prima della valvola aumenta, la valvola di controllo si apre) o dopo la valvola (quando la pressione dopo la valvola aumenta, la valvola di controllo si apre). Ampiamente utilizzata nel settore petrolifero, chimico, dell'energia elettrica, della metallurgia, della medicina, alimentare, tessile, meccanico, HVAC. 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