{"id":6048,"date":"2026-11-02T10:14:26","date_gmt":"2026-11-02T07:14:26","guid":{"rendered":"https:\/\/fu-mech.com\/?post_type=guide&#038;p=6048"},"modified":"2026-11-02T10:14:26","modified_gmt":"2026-11-02T07:14:26","slug":"pressure-reducing-vs-relief-valve","status":"publish","type":"guide","link":"https:\/\/fu-mech.com\/ar\/library\/pressure-reducing-vs-relief-valve\/","title":{"rendered":"\u0645\u062d\u0628\u0633 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637 \u0648\u0645\u062d\u0628\u0633 \u0627\u0644\u062a\u0646\u0641\u064a\u0633: \u0627\u0644\u0641\u0631\u0642 \u0648\u0623\u0645\u0627\u0643\u0646 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645"},"content":{"rendered":"<p><\/p>\n<p>\u0645\u062d\u0628\u0633 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637 \u0648\u0645\u062d\u0628\u0633 \u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0636\u063a\u0637 \u064a\u062a\u0634\u0627\u0628\u0647\u0627\u0646 \u0641\u064a \u0627\u0644\u0634\u0643\u0644\u060c \u0644\u0643\u0646 \u0648\u0638\u064a\u0641\u062a\u064a\u0647\u0645\u0627 \u0645\u062e\u062a\u0644\u0641\u062a\u0627\u0646 \u062a\u0645\u0627\u0645\u0627\u064b. \u0645\u062d\u0628\u0633 <strong>\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637<\/strong> <span dir=\"ltr\">(Pressure Reducing Valve)<\/span> \u064a\u064f\u0628\u0642\u064a \u0627\u0644\u0636\u063a\u0637 \u0628\u0639\u062f\u0647 \u0639\u0646\u062f \u0642\u064a\u0645\u0629 \u062b\u0627\u0628\u062a\u0629 \u0645\u0647\u0645\u0627 \u062a\u063a\u064a\u0631 \u0627\u0644\u0636\u063a\u0637 \u0642\u0628\u0644\u0647. \u0648\u0645\u062d\u0628\u0633 <strong>\u0627\u0644\u062a\u0646\u0641\u064a\u0633<\/strong> <span dir=\"ltr\">(Pressure Relief Valve)<\/span> \u064a\u0641\u062a\u062d \u0644\u064a\u0635\u0631\u0651\u0641 \u0627\u0644\u0645\u0627\u0621 \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u0636\u063a\u0637 \u062d\u062f\u0627\u064b \u0645\u0639\u064a\u0646\u0627\u064b\u060c \u0641\u064a\u062d\u0645\u064a \u0627\u0644\u0634\u0628\u0643\u0629 \u0645\u0646 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0632\u0627\u0626\u062f. \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u064a\u0634\u0631\u062d \u0627\u0644\u0641\u0631\u0642\u060c \u0648\u0623\u0645\u0627\u0643\u0646 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u060c \u0648\u0645\u0627 \u064a\u062c\u0628 \u0627\u0644\u0627\u0646\u062a\u0628\u0627\u0647 \u0644\u0647 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642.<\/p>\n<div class=\"fm-a-key\">\n<p class=\"fm-a-key__t\">\u0628\u0627\u062e\u062a\u0635\u0627\u0631<\/p>\n<ul>\n<li><strong>\u0627\u0644\u062a\u062e\u0641\u064a\u0636<\/strong> \u064a\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0636\u063a\u0637 \u0628\u0639\u062f \u0627\u0644\u0645\u062d\u0628\u0633\u061b <strong>\u0627\u0644\u062a\u0646\u0641\u064a\u0633<\/strong> \u064a\u062d\u062f \u0645\u0646 \u0623\u0642\u0635\u0649 \u0636\u063a\u0637 \u0641\u064a \u0627\u0644\u062e\u0637.<\/li>\n<li>\u0641\u064a \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u062d\u0628\u0633 \u0627\u0644\u062a\u062e\u0641\u064a\u0636 \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0636\u063a\u0637 \u0641\u064a \u0627\u0644\u0623\u062f\u0648\u0627\u0631 \u0627\u0644\u0633\u0641\u0644\u064a\u0629.<\/li>\n<li>\u0645\u062d\u0627\u0628\u0633 \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0645\u062f\u0631\u062c\u0629 \u0644\u0647\u0630\u0647 \u0627\u0644\u062e\u062f\u0645\u0629\u061b \u0645\u0648\u062f\u064a\u0644\u0627\u062a MECH \u0627\u0644\u0645\u0630\u0643\u0648\u0631\u0629 \u0647\u0646\u0627 \u0645\u0648\u062c\u0647\u0629 \u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647.<\/li>\n<li>\u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0636\u0628\u0648\u0637\u0629 \u064a\u062d\u062f\u062f\u0647\u0627 \u0627\u0644\u0645\u0635\u0645\u0645\u060c \u0648\u064a\u062c\u0628 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646\u0647\u0627 \u0639\u0646\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/li>\n<\/ul>\n<\/div>\n<h2>\u0645\u062d\u0628\u0633 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637<\/h2>\n<p>\u064a\u0633\u062a\u0634\u0639\u0631 \u0627\u0644\u0645\u062d\u0628\u0633 \u0627\u0644\u0636\u063a\u0637 \u0628\u0639\u062f\u0647\u060c \u0648\u064a\u0636\u064a\u0651\u0642 \u0641\u062a\u062d\u062a\u0647 \u0623\u0648 \u064a\u0648\u0633\u0639\u0647\u0627 \u0644\u064a\u0628\u0642\u0649 \u0627\u0644\u0636\u063a\u0637 \u0639\u0646\u062f \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0636\u0628\u0648\u0637\u0629. \u0641\u064a \u0627\u0644\u0645\u0648\u062f\u064a\u0644\u0627\u062a \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u064a\u062a\u0645 \u0630\u0644\u0643 \u063a\u0627\u0644\u0628\u0627\u064b \u0639\u0628\u0631 <strong>\u062f\u0627\u0626\u0631\u0629 \u062a\u062d\u0643\u0645 <span dir=\"ltr\">(Pilot)<\/span><\/strong> \u0635\u063a\u064a\u0631\u0629 \u062a\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0645\u062d\u0628\u0633 \u0627\u0644\u0631\u0626\u064a\u0633\u064a.<\/p>\n<p>\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629: \u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0623\u062f\u0648\u0627\u0631 \u0627\u0644\u0633\u0641\u0644\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u0648\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0648\u0627\u0644\u062a\u0645\u062f\u064a\u062f\u0627\u062a \u0645\u0646 \u0636\u063a\u0637 \u0627\u0644\u0634\u0628\u0643\u0629 \u0627\u0644\u0645\u0631\u062a\u0641\u0639\u060c \u0648\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0636\u063a\u0637 \u0639\u0644\u0649 \u0641\u0631\u0648\u0639 \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647.<\/p>\n<figure class=\"fm-a-fig\"><svg viewBox=\"0 0 520 210\" role=\"img\" direction=\"ltr\"><title>\u0645\u0628\u062f\u0623 \u0639\u0645\u0644 \u0645\u062d\u0628\u0633 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637<\/title><g fill=\"none\" stroke=\"currentColor\" stroke-width=\"3\"><path d=\"M20 120 H200 M320 120 H500\"><\/path><rect x=\"200\" y=\"90\" width=\"120\" height=\"60\"><\/rect><path d=\"M230 90 V60 H290 V90\"><\/path><path d=\"M130 120 V60 H230 M290 60 H390 V120\" stroke-width=\"1.5\" stroke-dasharray=\"4 4\"><\/path><\/g><g class=\"acc\" fill=\"currentColor\"><rect x=\"60\" y=\"150\" width=\"40\" height=\"40\" opacity=\".9\"><\/rect><rect x=\"420\" y=\"170\" width=\"40\" height=\"20\" opacity=\".9\"><\/rect><\/g><g fill=\"currentColor\" font-size=\"14\" font-family=\"inherit\" text-anchor=\"middle\"><text x=\"80\" y=\"140\">\u0636\u063a\u0637 \u0645\u0631\u062a\u0641\u0639<\/text><text x=\"440\" y=\"160\">\u0636\u063a\u0637 \u0645\u062e\u0641\u0651\u0636<\/text><text x=\"260\" y=\"50\">\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u062a\u062d\u0643\u0645<\/text><text x=\"260\" y=\"128\" font-size=\"13\">\u0627\u0644\u0645\u062d\u0628\u0633 \u0627\u0644\u0631\u0626\u064a\u0633\u064a<\/text><\/g><\/svg><figcaption>\u0645\u0628\u062f\u0623 \u0645\u0628\u0633\u0637: \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \u062a\u0642\u0631\u0623 \u0627\u0644\u0636\u063a\u0637 \u0628\u0639\u062f \u0627\u0644\u0645\u062d\u0628\u0633 \u0648\u062a\u0636\u0628\u0637 \u0641\u062a\u062d\u0629 \u0627\u0644\u0645\u062d\u0628\u0633 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0644\u064a\u0628\u0642\u0649 \u0627\u0644\u0636\u063a\u0637 \u062b\u0627\u0628\u062a\u0627\u064b.<\/figcaption><\/figure>\n<h2>\u0645\u062d\u0628\u0633 \u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0636\u063a\u0637<\/h2>\n<p>\u064a\u0628\u0642\u0649 \u0645\u063a\u0644\u0642\u0627\u064b \u0641\u064a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a\u060c \u0648\u064a\u0641\u062a\u062d \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0636\u0628\u0648\u0637\u0629 \u0644\u064a\u0635\u0631\u0651\u0641 \u062c\u0632\u0621\u0627\u064b \u0645\u0646 \u0627\u0644\u0645\u0627\u0621\u060c \u062b\u0645 \u064a\u064f\u063a\u0644\u0642 \u0639\u0646\u062f \u0639\u0648\u062f\u0629 \u0627\u0644\u0636\u063a\u0637. \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0645\u0636\u062e\u0627\u062a \u0627\u0644\u062d\u0631\u064a\u0642 \u064a\u0634\u062a\u0631\u0637 NFPA 20 \u0635\u0645\u0627\u0645 \u062a\u0646\u0641\u064a\u0633 \u0641\u064a \u062d\u0627\u0644\u0627\u062a \u0645\u062d\u062f\u062f\u0629\u060c \u0645\u0646\u0647\u0627 \u0639\u0646\u062f\u0645\u0627 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u062c\u0627\u0648\u0632 \u0636\u063a\u0637 \u0627\u0644\u0645\u0636\u062e\u0629 \u0639\u0646\u062f \u0627\u0644\u0625\u063a\u0644\u0627\u0642 \u062a\u0635\u0646\u064a\u0641 \u0636\u063a\u0637 \u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0646\u0638\u0627\u0645.<\/p>\n<h2>\u0627\u0644\u0645\u0642\u0627\u0631\u0646\u0629<\/h2>\n<div class=\"fm-a-table\">\n<table>\n<thead>\n<tr>\n<th>\u0627\u0644\u0628\u0646\u062f<\/th>\n<th>\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637<\/th>\n<th>\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0636\u063a\u0637<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0627\u0644\u0648\u0638\u064a\u0641\u0629<\/td>\n<td>\u0636\u063a\u0637 \u062b\u0627\u0628\u062a \u0628\u0639\u062f \u0627\u0644\u0645\u062d\u0628\u0633<\/td>\n<td>\u062d\u062f \u0623\u0642\u0635\u0649 \u0644\u0644\u0636\u063a\u0637 \u0641\u064a \u0627\u0644\u062e\u0637<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u0637\u0628\u064a\u0639\u064a<\/td>\n<td>\u0645\u0641\u062a\u0648\u062d \u062c\u0632\u0626\u064a\u0627\u064b \u0648\u064a\u062a\u062d\u0643\u0645 \u0628\u0627\u0633\u062a\u0645\u0631\u0627\u0631<\/td>\n<td>\u0645\u063a\u0644\u0642\u060c \u0648\u064a\u0641\u062a\u062d \u0639\u0646\u062f \u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u062d\u062f<\/td>\n<\/tr>\n<tr>\n<td>\u0645\u0643\u0627\u0646 \u0627\u0644\u062a\u0631\u0643\u064a\u0628<\/td>\n<td>\u0639\u0644\u0649 \u0627\u0644\u062e\u0637 \u0646\u0641\u0633\u0647 \u0642\u0628\u0644 \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0645\u0631\u0627\u062f \u062d\u0645\u0627\u064a\u062a\u0647\u0627<\/td>\n<td>\u0639\u0644\u0649 \u062a\u0641\u0631\u0639 \u0645\u0646 \u0627\u0644\u062e\u0637 \u064a\u0635\u0631\u0651\u0641 \u0625\u0644\u0649 \u0645\u062e\u0631\u062c \u0622\u0645\u0646<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a<\/td>\n<td>\u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0648\u0641\u0631\u0648\u0639 \u0627\u0644\u0634\u0628\u0643\u0627\u062a<\/td>\n<td>\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0634\u0628\u0643\u0629 \u0648\u0627\u0644\u0645\u0636\u062e\u0627\u062a \u0645\u0646 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0632\u0627\u0626\u062f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>\u0645\u0648\u062f\u064a\u0644\u0627\u062a MECH<\/h2>\n<div class=\"fm-a-table\">\n<table>\n<caption>\u0627\u0644\u0642\u064a\u0645 \u0645\u0646 \u0635\u0641\u062d\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a\u061b \u0647\u0630\u0647 \u0627\u0644\u0645\u0648\u062f\u064a\u0644\u0627\u062a \u063a\u064a\u0631 \u0645\u0630\u0643\u0648\u0631 \u0644\u0647\u0627 \u0627\u0639\u062a\u0645\u0627\u062f UL \/ FM<\/caption>\n<thead>\n<tr>\n<th>\u0627\u0644\u0645\u0648\u062f\u064a\u0644<\/th>\n<th>\u0627\u0644\u0646\u0648\u0639<\/th>\n<th>\u0627\u0644\u0646\u0647\u0627\u064a\u0627\u062a<\/th>\n<th>\u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a<\/th>\n<th>\u0627\u0644\u0636\u063a\u0637<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>SK720X<\/td>\n<td>\u062a\u062e\u0641\u064a\u0636 \u0636\u063a\u0637<\/td>\n<td>\u0641\u0644\u0646\u062c\u0629 <span dir=\"ltr\">BS EN 1092-2<\/span><\/td>\n<td><span dir=\"ltr\">2&#8243; \u2013 24&#8243;<\/span><\/td>\n<td><span dir=\"ltr\">PN10 \/ PN16 \/ PN25<\/span><\/td>\n<\/tr>\n<tr>\n<td>SK730X<\/td>\n<td>\u062a\u0646\u0641\u064a\u0633 \u0636\u063a\u0637<\/td>\n<td>\u0641\u0644\u0646\u062c\u0629 <span dir=\"ltr\">BS EN 1092-2<\/span><\/td>\n<td><span dir=\"ltr\">2&#8243; \u2013 12&#8243;<\/span><\/td>\n<td><span dir=\"ltr\">PN25<\/span><\/td>\n<\/tr>\n<tr>\n<td>Y11X-702A<\/td>\n<td>\u062a\u062e\u0641\u064a\u0636 \u0636\u063a\u0637 \u0646\u062d\u0627\u0633\u064a<\/td>\n<td>\u0645\u0633\u0646\u0646 <span dir=\"ltr\">ISO 228<\/span><\/td>\n<td><span dir=\"ltr\">1\/2&#8243; \u2013 2&#8243;<\/span><\/td>\n<td>\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"fm-a-note fm-a-note--warn\">\n<p class=\"fm-a-note__t\">\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642<\/p>\n<p>\u0645\u062d\u0627\u0628\u0633 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 <a class=\"fm-il\" href=\"\/ar\/library\/sprinkler-k-factor-flow\/\">\u0627\u0644\u0631\u0634\u0627\u0634\u0627\u062a<\/a> \u0648\u0627\u0644\u062e\u0631\u0627\u0637\u064a\u0645 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0645\u062f\u0631\u062c\u0629 \u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u064a\u0642. \u0644\u0627 \u062a\u0633\u062a\u062e\u062f\u0645 \u0645\u0648\u062f\u064a\u0644\u0627\u062a \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647 \u0641\u064a \u0646\u0638\u0627\u0645 \u062d\u0631\u064a\u0642 \u062f\u0648\u0646 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0648\u0645\u0648\u0627\u0641\u0642\u0629 \u0627\u0644\u0627\u0633\u062a\u0634\u0627\u0631\u064a.<\/p>\n<\/div>\n<h2>\u0646\u0642\u0627\u0637 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/h2>\n<ol class=\"fm-a-steps\">\n<li>\u0631\u0643\u0651\u0628 <a class=\"fm-il\" href=\"\/ar\/library\/y-strainer-guide\/\">\u0645\u0635\u0641\u0627\u0629<\/a> <span dir=\"ltr\">Y<\/span> \u0642\u0628\u0644 \u0645\u062d\u0628\u0633 \u0627\u0644\u062a\u062e\u0641\u064a\u0636 \u0644\u062d\u0645\u0627\u064a\u0629 \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \u0645\u0646 \u0627\u0644\u0631\u0648\u0627\u0633\u0628.<\/li>\n<li>\u0631\u0643\u0651\u0628 \u0645\u0642\u064a\u0627\u0633 \u0636\u063a\u0637 \u0642\u0628\u0644 \u0627\u0644\u0645\u062d\u0628\u0633 \u0648\u0628\u0639\u062f\u0647 \u0644\u0636\u0628\u0637 \u0627\u0644\u0642\u064a\u0645\u0629 \u0648\u0645\u0631\u0627\u0642\u0628\u062a\u0647\u0627.<\/li>\n<li>\u0636\u0639 \u0645\u062d\u0627\u0628\u0633 \u0639\u0632\u0644 \u0644\u0625\u062a\u0627\u062d\u0629 \u0627\u0644\u0635\u064a\u0627\u0646\u0629\u060c \u0648\u062e\u0637 \u062a\u062c\u0627\u0648\u0632 \u0625\u0646 \u062a\u0637\u0644\u0628\u0647 \u0627\u0644\u062a\u0635\u0645\u064a\u0645.<\/li>\n<li>\u0627\u0636\u0628\u0637 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0639\u0646\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0648\u0627\u062e\u062a\u0628\u0631\u0647\u0627 \u062a\u062d\u062a \u062a\u062f\u0641\u0642 \u0641\u0639\u0644\u064a.<\/li>\n<li>\u0648\u062c\u0651\u0647 \u0645\u062e\u0631\u062c \u0645\u062d\u0628\u0633 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0625\u0644\u0649 \u0645\u0643\u0627\u0646 \u062a\u0635\u0631\u064a\u0641 \u0622\u0645\u0646 \u0648\u0645\u0631\u0626\u064a.<\/li>\n<\/ol>\n<div class=\"fm-a-key fm-a-related\">\n<p class=\"fm-a-key__t\">\u0627\u0642\u0631\u0623 \u0623\u064a\u0636\u0627\u064b \u0641\u064a \u0627\u0644\u0645\u0643\u062a\u0628\u0629 \u0627\u0644\u0641\u0646\u064a\u0629<\/p>\n<ul>\n<li><a href=\"\/ar\/library\/y-strainer-guide\/\">\u0645\u0635\u0641\u0627\u0629 Y: \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0627\u0644\u062a\u0646\u0638\u064a\u0641<\/a><\/li>\n<li><a href=\"\/ar\/library\/check-valves-fire-protection-guide\/\">\u0645\u062d\u0628\u0633 \u0639\u062f\u0645 \u0627\u0644\u0631\u062c\u0648\u0639 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642<\/a><\/li>\n<li><a href=\"\/ar\/library\/sprinkler-k-factor-flow\/\">\u0645\u0639\u0627\u0645\u0644 K \u0641\u064a \u0631\u0634\u0627\u0634\u0627\u062a \u0627\u0644\u062d\u0631\u064a\u0642<\/a><\/li>\n<\/ul>\n<\/div>\n<section class=\"fm-a-faq\">\n<h2>\u0623\u0633\u0626\u0644\u0629 \u0634\u0627\u0626\u0639\u0629<\/h2>\n<details>\n<summary>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0639\u0645\u0644 \u0645\u062d\u0628\u0633 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637 \u0643\u0645\u062d\u0628\u0633 \u062a\u0646\u0641\u064a\u0633\u061f<\/summary>\n<p>\u0644\u0627. \u0645\u062d\u0628\u0633 \u0627\u0644\u062a\u062e\u0641\u064a\u0636 \u064a\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0636\u063a\u0637 \u0628\u0639\u062f\u0647 \u0648\u0644\u0627 \u064a\u0635\u0631\u0651\u0641 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0632\u0627\u0626\u062f \u0645\u0646 \u0627\u0644\u062e\u0637. \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0632\u0627\u0626\u062f \u062a\u062d\u062a\u0627\u062c \u0645\u062d\u0628\u0633 \u062a\u0646\u0641\u064a\u0633.<\/p>\n<\/details>\n<details>\n<summary>\u0644\u0645\u0627\u0630\u0627 \u062a\u064f\u0631\u0643\u0651\u0628 \u0645\u0635\u0641\u0627\u0629 \u0642\u0628\u0644 \u0645\u062d\u0628\u0633 \u0627\u0644\u062a\u062e\u0641\u064a\u0636\u061f<\/summary>\n<p>\u0644\u0623\u0646 \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a\u0647\u0627 \u0641\u062a\u062d\u0627\u062a \u0635\u063a\u064a\u0631\u0629 \u062a\u0646\u0633\u062f \u0628\u0627\u0644\u0631\u0648\u0627\u0633\u0628\u060c \u0648\u0627\u0644\u0645\u0635\u0641\u0627\u0629 \u062a\u062d\u0645\u064a\u0647\u0627 \u0648\u062a\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u062f\u0642\u0629 \u0627\u0644\u062a\u062d\u0643\u0645.<\/p>\n<\/details>\n<details>\n<summary>\u0645\u0627 \u0645\u0639\u0646\u0649 PN16 \u0648PN25\u061f<\/summary>\n<p>\u0647\u064a \u0641\u0626\u0627\u062a \u0636\u063a\u0637 \u0627\u0633\u0645\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a\u0629\u060c \u0648\u0627\u0644\u0631\u0642\u0645 \u064a\u0645\u062b\u0644 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0627\u0633\u0645\u064a \u0628\u0627\u0644\u0628\u0627\u0631 \u062a\u0642\u0631\u064a\u0628\u0627\u064b.<\/p>\n<\/details>\n<\/section>\n<section class=\"fm-a-refs\">\n<h2>\u0627\u0644\u0645\u0631\u0627\u062c\u0639<\/h2>\n<ul>\n<li><b>NFPA 13<\/b> \u2014 Standard for the Installation of Sprinkler Systems.<\/li>\n<li><b>NFPA 14<\/b> \u2014 Installation of Standpipe and Hose Systems.<\/li>\n<li><b>NFPA 20<\/b> \u2014 Installation of Stationary Pumps for Fire Protection.<\/li>\n<li><b>EN 1092-2<\/b> \u2014 Flanges and their joints: Cast iron flanges.<\/li>\n<li>\u0628\u064a\u0627\u0646\u0627\u062a MECH \u0644\u0644\u0645\u0648\u062f\u064a\u0644\u0627\u062a SK720X \u0648SK730X \u0648Y11X-702A \u0641\u064a \u0635\u0641\u062d\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0623\u062f\u0646\u0627\u0647.<\/li>\n<\/ul>\n<\/section>\n<p class=\"fm-a-disc\">\u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0644\u0644\u062a\u0648\u0639\u064a\u0629 \u0627\u0644\u0641\u0646\u064a\u0629 \u0648\u0644\u0627 \u064a\u063a\u0646\u064a \u0639\u0646 \u0646\u0634\u0631\u0629 \u0627\u0644\u0645\u0635\u0646\u0639 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0635\u0645\u0645 \u0627\u0644\u0645\u0639\u062a\u0645\u062f \u0644\u0644\u0645\u0634\u0631\u0648\u0639.<\/p>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0645\u062d\u0628\u0633 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637 \u0648\u0645\u062d\u0628\u0633 \u0627\u0644\u062a\u0646\u0641\u064a\u0633\u060c \u0648\u0623\u064a\u0646 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0643\u0644 \u0645\u0646\u0647\u0645\u0627\u060c \u0648\u0645\u0627 \u064a\u062c\u0628 \u0627\u0644\u0627\u0646\u062a\u0628\u0627\u0647 \u0644\u0647 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642\u060c \u0645\u0639 \u0645\u0648\u062f\u064a\u0644\u0627\u062a MECH.<\/p>\n","protected":false},"author":1,"featured_media":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"rank_math_focus_keyword":"\u0645\u062d\u0628\u0633 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0636\u063a\u0637,pressure reducing valve","rank_math_description":"","footnotes":""},"guide_topic":[221],"class_list":["post-6048","guide","type-guide","status-publish","hentry","guide_topic-valves"],"acf":{"fmg_reviewer":"","fmg_reviewer_source":{"label":"\u0631\u0627\u062c\u0639\u0647 \u0641\u0646\u064a\u0627\u064b","type":"text","formatted_value":""},"fmg_reviewed":null,"fmg_reviewed_source":{"label":"\u062a\u0627\u0631\u064a\u062e 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