{"id":4132,"date":"2026-08-28T08:50:55","date_gmt":"2026-08-28T00:50:55","guid":{"rendered":"https:\/\/www.longgangpump.com\/?p=4132"},"modified":"2026-08-25T16:04:18","modified_gmt":"2026-08-25T08:04:18","slug":"centrifugal-pump-priming-system-choices-for-negative-suction-and-low-npsh-applications","status":"publish","type":"post","link":"https:\/\/www.longgangpump.com\/el\/centrifugal-pump-priming-system-choices-for-negative-suction-and-low-npsh-applications\/","title":{"rendered":"\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ad\u03c2 \u03a3\u03c5\u03c3\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u0395\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 \u03a6\u03c5\u03b3\u03bf\u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03ae\u03c2 \u0391\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u0391\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u0395\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 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srcset=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/centrifugal-pump-priming-system-bb4-multistage-pump.jpg 768w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/centrifugal-pump-priming-system-bb4-multistage-pump-300x300.jpg 300w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/centrifugal-pump-priming-system-bb4-multistage-pump-150x150.jpg 150w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/centrifugal-pump-priming-system-bb4-multistage-pump-12x12.jpg 12w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/centrifugal-pump-priming-system-bb4-multistage-pump-600x600.jpg 600w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/centrifugal-pump-priming-system-bb4-multistage-pump-100x100.jpg 100w\" sizes=\"(max-width: 803px) 100vw, 803px\" \/><\/p>\n<h2><strong><b>\u03a3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u039a\u03bf\u03b9\u03bd\u03ce\u03bd 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\u0395\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 Longgang Pump<\/b><\/strong><\/h2>\n<h3><strong><b>\u03a0\u03bf\u03bb\u03c5\u03b2\u03ac\u03b8\u03bc\u03b9\u03b5\u03c2 \u0391\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 BB4 \u03ba\u03b1\u03b9 BB5<\/b><\/strong><\/h3>\n<p>\u0397 <a href=\"https:\/\/www.longgangpump.com\/el\/product\/ldd-bb4-high-pressure-segmented-multistage-centrifugal-pump\/\"><strong><u>LDD(BB4) \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03c0\u03bf\u03bb\u03c5\u03b2\u03ac\u03b8\u03bc\u03b9\u03b1 \u03c6\u03c5\u03b3\u03bf\u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03bb\u03af\u03b1<\/u><\/strong><\/a>\u00a0\u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1, \u03bc\u03bf\u03bd\u03bf\u03ba\u03b5\u03bb\u03ce\u03b4\u03b7\u03c2, \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae 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\u03b4\u03b9\u03b1\u03c4\u03b1\u03c1\u03ac\u03be\u03b5\u03b9 \u03bf\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03bf \u03c4\u03bf \u03c5\u03b4\u03c1\u03b1\u03c5\u03bb\u03b9\u03ba\u03cc \u03c4\u03c1\u03b1\u03af\u03bd\u03bf. \u0393\u03b9\u03b1 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2, \u03b7 \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03b8\u03b5\u03c9\u03c1\u03b7\u03b8\u03b5\u03af \u03bc\u03b5 \u03b1\u03bd\u03b1\u03c1\u03c1\u03bf\u03c6\u03b7\u03c4\u03b9\u03ba\u03ae \u03c3\u03c9\u03bb\u03ae\u03bd\u03c9\u03c3\u03b7, \u03ac\u03b4\u03b5\u03b9\u03b5\u03c2 \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2, \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03b5\u03ba\u03c1\u03bf\u03ae\u03c2, \u03b5\u03be\u03b1\u03b5\u03c1\u03b9\u03c3\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03bb\u03af\u03c0\u03b1\u03bd\u03c3\u03b7\u03c2 \u03b5\u03b4\u03c1\u03ac\u03bd\u03c9\u03bd.<\/p>\n<p>\u0397 <a href=\"https:\/\/www.longgangpump.com\/el\/product\/ltd-bb5-double-shell-multi-stage-centrifugal-pump\/\"><strong><u>\u0391\u03bd\u03c4\u03bb\u03af\u03b1 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03c3\u03c4\u03b1\u03b4\u03af\u03c9\u03bd \u03b4\u03b9\u03c0\u03bb\u03bf\u03cd \u03ba\u03b5\u03bb\u03cd\u03c6\u03bf\u03c5\u03c2 LTD(BB5)<\/u><\/strong><\/a>\u00a0\u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03c3\u03c4\u03b1\u03b4\u03af\u03c9\u03bd \u03bc\u03b5 \u03b4\u03b9\u03c0\u03bb\u03cc \u03c0\u03b5\u03c1\u03af\u03b2\u03bb\u03b7\u03bc\u03b1 \u03c4\u03cd\u03c0\u03bf\u03c5 barrel, \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03b7 \u03b3\u03b9\u03b1 \u03b4\u03b9\u03c5\u03bb\u03b9\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1, \u03c7\u03b7\u03bc\u03b9\u03ba\u03ac \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5, \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd \u03b1\u03b5\u03c1\u03af\u03bf\u03c5, \u03ad\u03b3\u03c7\u03c5\u03c3\u03b7 \u03bd\u03b5\u03c1\u03bf\u03cd \u03c3\u03b5 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b5\u03c2 \u03b8\u03b1\u03bb\u03ac\u03c3\u03c3\u03b9\u03b5\u03c2 \u03ae \u03b5\u03c0\u03af\u03b3\u03b5\u03b9\u03b5\u03c2, \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03b1\u03ba\u03b1\u03c4\u03ad\u03c1\u03b3\u03b1\u03c3\u03c4\u03bf\u03c5 \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5, \u03b4\u03b9\u03cd\u03bb\u03b9\u03c3\u03b7 \u03b1\u03ba\u03b1\u03c4\u03ad\u03c1\u03b3\u03b1\u03c3\u03c4\u03bf\u03c5 \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03c5\u03b3\u03c1\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03bf\u03c5 \u03b1\u03b5\u03c1\u03af\u03bf\u03c5 \u03bc\u03ad\u03c3\u03c9 \u03b1\u03b3\u03c9\u03b3\u03ce\u03bd. \u03a4\u03bf \u03b5\u03cd\u03c1\u03bf\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c0\u03b1\u03c1\u03bf\u03c7\u03ae \u03b1\u03c0\u03cc 5 \u03ad\u03c9\u03c2 1200 m3\/h, \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7 \u03ad\u03c9\u03c2 \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 3000 m, \u03c0\u03af\u03b5\u03c3\u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b3\u03cd\u03c1\u03c9 \u03c3\u03c4\u03b1 30 MPa \u03ba\u03b1\u03b9 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc -80 \u03ad\u03c9\u03c2 +450\u00b0C.<\/p>\n<p>\u0393\u03b9\u03b1 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b5\u03c2 BB5, \u03bf\u03b9 \u03b1\u03c0\u03bf\u03c6\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7 (priming) \u03c3\u03c5\u03c7\u03bd\u03ac \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c5\u03c8\u03b7\u03bb\u03ae \u03c0\u03af\u03b5\u03c3\u03b7, \u03b1\u03c5\u03be\u03b7\u03bc\u03ad\u03bd\u03b7 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c7\u03b1\u03bc\u03b7\u03bb\u03ae \u03b4\u03b9\u03b1\u03b8\u03ad\u03c3\u03b9\u03bc\u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2. \u0397 \u03b4\u03bf\u03bc\u03ae 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\u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ac. \u0395\u03c0\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2, \u03ad\u03bd\u03b1 \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c3\u03bf\u03b2\u03b1\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf \u03c3\u03c7\u03ad\u03b4\u03b9\u03bf \u03c3\u03c6\u03c1\u03b1\u03b3\u03af\u03b4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03bb\u03af\u03c0\u03b1\u03bd\u03c3\u03b7\u03c2.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter  wp-image-4133\" src=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/bb5-multistage-pump-low-npsh-service.jpg\" alt=\"bb5-multistage-pump-low-npsh-service\" width=\"851\" height=\"454\" srcset=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/bb5-multistage-pump-low-npsh-service.jpg 797w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/bb5-multistage-pump-low-npsh-service-300x160.jpg 300w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/bb5-multistage-pump-low-npsh-service-768x410.jpg 768w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/bb5-multistage-pump-low-npsh-service-18x10.jpg 18w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/bb5-multistage-pump-low-npsh-service-600x320.jpg 600w\" sizes=\"(max-width: 851px) 100vw, 851px\" \/><\/p>\n<h3><strong><b>\u039a\u03ac\u03b8\u03b5\u03c4\u03b5\u03c2 \u0391\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 VS6<\/b><\/strong><\/h3>\n<p>\u039f\u03b9 \u03ba\u03ac\u03b8\u03b5\u03c4\u03b5\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 VS6 \u03b5\u03af\u03bd\u03b1\u03b9 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\u03b4\u03bf\u03bc\u03ae \u03b5\u03b3\u03ba\u03b1\u03b8\u03af\u03c3\u03c4\u03b1\u03c4\u03b1\u03b9 \u03c3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 \u03bc\u03b5 \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03c4\u03cd\u03c0\u03bf\u03c5 barrel \u03ae can, \u03ba\u03b1\u03b9 \u03bf \u03c4\u03c1\u03bf\u03c7\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03c1\u03ce\u03c4\u03bf\u03c5 \u03c3\u03c4\u03b1\u03b4\u03af\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03b9\u03c3\u03c7\u03c5\u03c1\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03ad\u03bd\u03b1\u03bd\u03c4\u03b9 \u03ba\u03bf\u03c0\u03ce\u03c3\u03b5\u03c9\u03c2 (cavitation). \u039f \u03c3\u03c4\u03cc\u03c7\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b7\u03c2 \u03b5\u03b9\u03c3\u03cc\u03b4\u03bf\u03c5 \u03c5\u03b3\u03c1\u03bf\u03cd \u03c3\u03c4\u03b7\u03bd \u03c5\u03b4\u03c1\u03b1\u03c5\u03bb\u03b9\u03ba\u03ae \u03b5\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1.<\/p>\n<p>\u039c\u03b9\u03b1 \u03b5\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 VS6 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b7\u03bd \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03b5\u03be\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03ae \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2, \u03b1\u03bb\u03bb\u03ac \u03b7 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b1\u03c4\u03bc\u03ce\u03bd \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03ae. \u039f\u03b9 \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03af \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03be\u03b5\u03c4\u03ac\u03c3\u03bf\u03c5\u03bd \u03c4\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03c5\u03b3\u03c1\u03bf\u03cd, \u03c4\u03b7\u03bd \u03c0\u03af\u03b5\u03c3\u03b7 \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2, \u03c4\u03bf\u03bd \u03b5\u03be\u03b1\u03b5\u03c1\u03b9\u03c3\u03bc\u03cc, \u03c4\u03b7 \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03c6\u03bf\u03c1\u03ac \u03c8\u03cd\u03be\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03bd \u03ba\u03af\u03bd\u03b4\u03c5\u03bd\u03bf \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd \u03b1\u03c4\u03bc\u03ce\u03bd \u03ba\u03bf\u03bd\u03c4\u03ac \u03c3\u03c4\u03b7\u03bd \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7. \u0397 \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c5\u03c7\u03bd\u03ac \u03b1\u03c0\u03cc \u03c4\u03bf \u03c3\u03cd\u03bd\u03bf\u03bb\u03bf \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2, \u03cc\u03c7\u03b9 \u03bc\u03cc\u03bd\u03bf \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03bb\u03af\u03b1.<\/p>\n<h2><strong><b>\u03a0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b5\u03c2 \u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae\u03c2 \u03b3\u03b9\u03b1 \u03a7\u03b7\u03bc\u03b9\u03ba\u03ac, \u0394\u03b9\u03c5\u03bb\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u0392\u03bf\u03b7\u03b8\u03b7\u03c4\u03b9\u03ba\u03ac \u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1<\/b><\/strong><\/h2>\n<p>\u039f \u03c0\u03c1\u03ce\u03c4\u03bf\u03c2 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b3\u03b5\u03c9\u03bc\u03b5\u03c4\u03c1\u03af\u03b1 \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2. \u0395\u03ac\u03bd \u03b7 \u03c0\u03b7\u03b3\u03ae \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03ba\u03ac\u03c4\u03c9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03bb\u03af\u03b1, \u03bc\u03b9\u03b1 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b4\u03b5\u03be\u03b1\u03bc\u03b5\u03bd\u03ae \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03ae \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ba\u03b5\u03bd\u03bf\u03cd. \u0395\u03ac\u03bd \u03b7 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03c5\u03c8\u03b7\u03bb\u03ac \u03c3\u03b7\u03bc\u03b5\u03af\u03b1, \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b5\u03be\u03b1\u03b5\u03c1\u03b9\u03c3\u03bc\u03bf\u03af \u03ae \u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03c3\u03c4\u03b7 \u03c3\u03c9\u03bb\u03b7\u03bd\u03c9\u03c4\u03ae \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03ce\u03c3\u03c4\u03b5 \u03bf \u03b1\u03ad\u03c1\u03b1\u03c2 \u03bd\u03b1 \u03bc\u03b7\u03bd \u03c0\u03b1\u03b3\u03b9\u03b4\u03b5\u03cd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5\u03c4\u03ac \u03c4\u03b7 \u03c3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7.<\/p>\n<p>\u039f \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf\u03c2 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c4\u03ac\u03c3\u03b7 \u03b1\u03c4\u03bc\u03ce\u03bd. \u03a4\u03bf \u03ba\u03b1\u03c5\u03c4\u03cc \u03bb\u03ac\u03b4\u03b9, \u03bf\u03b9 \u03b5\u03bb\u03b1\u03c6\u03c1\u03b9\u03bf\u03af \u03c5\u03b4\u03c1\u03bf\u03b3\u03bf\u03bd\u03ac\u03bd\u03b8\u03c1\u03b1\u03ba\u03b5\u03c2, \u03c4\u03b1 \u03c5\u03b3\u03c1\u03ac \u03c0\u03bf\u03c5 \u03c3\u03c7\u03b5\u03c4\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b1\u03bc\u03bc\u03c9\u03bd\u03af\u03b1 \u03ba\u03b1\u03b9 \u03ac\u03bb\u03bb\u03b1 \u03c0\u03c4\u03b7\u03c4\u03b9\u03ba\u03ac \u03bc\u03ad\u03c3\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03af\u03c3\u03bf\u03c5\u03bd \u03b1\u03c4\u03bc\u03bf\u03cd\u03c2 \u03b1\u03ba\u03cc\u03bc\u03b7 \u03ba\u03b1\u03b9 \u03cc\u03c4\u03b1\u03bd \u03c4\u03bf \u03c0\u03b5\u03c1\u03af\u03b2\u03bb\u03b7\u03bc\u03b1 \u03b5\u03af\u03c7\u03b5 \u03b3\u03b5\u03bc\u03af\u03c3\u03b5\u03b9 \u03bd\u03c9\u03c1\u03af\u03c4\u03b5\u03c1\u03b1. \u039f\u03b9 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03bc\u03b5 \u03c7\u03b1\u03bc\u03b7\u03bb\u03cc NPSH \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1\u03bd \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03bb\u03af\u03c3\u03c4\u03b1\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2\u00b7 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2 \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c4\u03bf \u03c5\u03b3\u03c1\u03cc \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc \u03c3\u03c4\u03b7\u03bd \u03b5\u03af\u03c3\u03bf\u03b4\u03bf \u03c4\u03bf\u03c5 \u03c4\u03c1\u03bf\u03c7\u03bf\u03cd.<\/p>\n<p>\u039f \u03c4\u03c1\u03af\u03c4\u03bf\u03c2 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c3\u03c5\u03bc\u03b2\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c3\u03c6\u03c1\u03ac\u03b3\u03b9\u03c3\u03b7\u03c2. \u03a4\u03b1 \u03b4\u03b9\u03b1\u03b2\u03c1\u03c9\u03c4\u03b9\u03ba\u03ac \u03c5\u03b3\u03c1\u03ac \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03af\u03b6\u03bf\u03c5\u03bd \u03c4\u03bf \u03c4\u03b9 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b7\u03b8\u03b5\u03af \u03b3\u03b9\u03b1 \u03b5\u03be\u03b1\u03b5\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2, \u03b4\u03b5\u03be\u03b1\u03bc\u03b5\u03bd\u03ad\u03c2, \u03b2\u03b1\u03bb\u03b2\u03af\u03b4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03b2\u03bf\u03b7\u03b8\u03b7\u03c4\u03b9\u03ba\u03ae \u03c3\u03c9\u03bb\u03b7\u03bd\u03c9\u03c4\u03ae \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7. \u03a4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c6\u03c1\u03ac\u03b3\u03b9\u03c3\u03b7\u03c2 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c4\u03bf \u03c3\u03c9\u03c3\u03c4\u03cc \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd \u03c5\u03b3\u03c1\u03bf\u03cd \u03c0\u03c1\u03b9\u03bd \u03be\u03b5\u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03b9 \u03b7 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae, \u03b5\u03b9\u03b4\u03b9\u03ba\u03ac \u03cc\u03c0\u03bf\u03c5 \u03bf\u03b9 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b8\u03b1\u03bb\u03ac\u03bc\u03bf\u03c5 \u03c3\u03c6\u03c1\u03b1\u03b3\u03af\u03b4\u03b1\u03c2 API682 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c3\u03c7\u03ad\u03b4\u03b9\u03b1 \u03ad\u03ba\u03c0\u03bb\u03c5\u03c3\u03b7\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter  wp-image-4138\" src=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/vs6-vertical-suspended-bag-pump.jpg\" alt=\"vs6-vertical-suspended-bag-pump\" width=\"1012\" height=\"759\" srcset=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/vs6-vertical-suspended-bag-pump.jpg 1000w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/vs6-vertical-suspended-bag-pump-300x225.jpg 300w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/vs6-vertical-suspended-bag-pump-768x576.jpg 768w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/vs6-vertical-suspended-bag-pump-16x12.jpg 16w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/08\/vs6-vertical-suspended-bag-pump-600x450.jpg 600w\" sizes=\"(max-width: 1012px) 100vw, 1012px\" \/><\/p>\n<h2><strong><b>\u03a0\u03ce\u03c2 \u03bd\u03b1 \u0394\u03b9\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03c4\u03b5 \u0391\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b7 \u03c4\u03b7\u03bd \u0391\u03c1\u03c7\u03b9\u03ba\u03ae \u03a0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7 \u03c3\u03c4\u03bf \u03a7\u03c1\u03cc\u03bd\u03bf<\/b><\/strong><\/h2>\n<p>\u039f\u03b9 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 Longgang Pump \u03c3\u03c5\u03c7\u03bd\u03ac \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7, \u03c4\u03b9\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03c5\u03c0\u03bf\u03c3\u03c4\u03ae\u03c1\u03b9\u03be\u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2. \u0393\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03c4\u03b5\u03bb\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c7\u03c1\u03ae\u03c3\u03c4\u03b5\u03c2, \u03b7 \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03b1\u03be\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03c0\u03b9\u03bf \u03c3\u03b1\u03c6\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03af\u03c7\u03b9\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03cd\u03c0\u03bf\u03c5 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03c6\u03bf\u03c1\u03ac\u03c2 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n<p>\u0395\u03c0\u03b9\u03c3\u03ba\u03cc\u03c0\u03b7\u03c3\u03b7 <a href=\"https:\/\/www.longgangpump.com\/el\/products\/\"><strong><u>\u03a0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03b1 Longgang Pump<\/u><\/strong><\/a>\u00a0\u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b1\u03bd\u03b1\u03b3\u03ba\u03ce\u03bd \u03c3\u03c5\u03c3\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03c4\u03bb\u03b9\u03ce\u03bd \u03c3\u03b5 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b5\u03c2 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2, \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03c4\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03bc\u03ad\u03c3\u03c9\u03bd.<\/p>\n<h2><strong><b>\u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<\/b><\/strong><\/h2>\n<p>\u0388\u03bd\u03b1 \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b1 \u03b2\u03ac\u03c3\u03b5\u03b9 \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b8\u03b7\u03ba\u03ce\u03bd \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2, \u03cc\u03c7\u03b9 \u03b2\u03ac\u03c3\u03b5\u03b9 \u03c3\u03c5\u03bd\u03ae\u03b8\u03b5\u03b9\u03b1\u03c2. \u0397 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bf\u03b4\u03b7\u03b3\u03b5\u03af \u03c3\u03b5 \u03b4\u03b5\u03be\u03b1\u03bc\u03b5\u03bd\u03ae \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03ae \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03ba\u03b5\u03bd\u03bf\u03cd, \u03b5\u03bd\u03ce \u03b7 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1 \u03c7\u03b1\u03bc\u03b7\u03bb\u03bf\u03cd-NPSH \u03ae \u03c0\u03c4\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd \u03bc\u03ad\u03c3\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03b5\u03c5\u03c1\u03cd\u03c4\u03b5\u03c1\u03bf \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1\u03c2, \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03c5\u03b3\u03c1\u03bf\u03cd, \u03b5\u03be\u03b1\u03b5\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7\u03c2 \u03b1\u03c4\u03bc\u03ce\u03bd. \u0397 \u03b9\u03c3\u03c7\u03c5\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03bb\u03cd\u03c3\u03b7 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03c0\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03b7, \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03cd\u03b5\u03b9 \u03c4\u03bf \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd \u03c4\u03b7\u03c2 \u03c3\u03c6\u03c1\u03b1\u03b3\u03af\u03b4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03ad\u03c2.<\/p>\n<p>\u0395\u03be\u03b5\u03c1\u03b5\u03c5\u03bd\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ad\u03c2 \u03c4\u03b7\u03c2 Longgang Pump \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03c5\u03b8\u03c5\u03b3\u03c1\u03b1\u03bc\u03bc\u03af\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03c4\u03ac\u03be\u03b5\u03b9\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b7 \u03b4\u03bf\u03bc\u03ae \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2, \u03c4\u03bf \u03bc\u03ad\u03c3\u03bf \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c6\u03bf\u03c1\u03c4\u03af\u03bf \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2.<\/p>\n<h2><strong><b>\u03a3\u03c5\u03c7\u03bd\u03ad\u03c2 \u0395\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 (FAQ)<\/b><\/strong><\/h2>\n<h3><strong><b>\u0395: \u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2;<\/b><\/strong><\/h3>\n<p>\u0391: \u03a4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 \u03b1\u03c0\u03bf\u03bc\u03b1\u03ba\u03c1\u03cd\u03bd\u03b5\u03b9 \u03c4\u03c5\u03c7\u03cc\u03bd \u03b1\u03ad\u03c1\u03b1 \u03ae \u03b1\u03c4\u03bc\u03bf\u03cd\u03c2 \u03bc\u03ad\u03c3\u03b1 \u03c3\u03c4\u03bf \u03c0\u03b5\u03c1\u03af\u03b2\u03bb\u03b7\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2 \u03c0\u03c1\u03b9\u03bd \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7. \u0391\u03c5\u03c4\u03cc \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b3\u03af\u03bd\u03b5\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03c0\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03b7\u03c2 \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2, \u03b4\u03b5\u03be\u03b1\u03bc\u03b5\u03bd\u03ae\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2, \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae\u03c2 \u03ba\u03b5\u03bd\u03bf\u03cd \u03ae \u03ac\u03bb\u03bb\u03bf\u03c5 \u03c4\u03c1\u03cc\u03c0\u03bf\u03c5. \u0391\u03c5\u03c4\u03cc \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03b9\u03c3\u03c4\u03b5\u03af \u03cc\u03c4\u03b9 \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03b1\u03c1\u03ba\u03b5\u03c4\u03cc \u03c5\u03b3\u03c1\u03cc \u03b4\u03b9\u03b1\u03b8\u03ad\u03c3\u03b9\u03bc\u03bf \u03c3\u03c4\u03bf\u03bd \u03c4\u03c1\u03bf\u03c7\u03cc.<\/p>\n<h3><strong><b>\u0395: \u03a0\u03cc\u03c4\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c7\u03c1\u03ae\u03c3\u03b9\u03bc\u03b7 \u03bc\u03b9\u03b1 \u03b4\u03b5\u03be\u03b1\u03bc\u03b5\u03bd\u03ae \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7;<\/b><\/strong><\/h3>\n<p>\u0391: \u039c\u03b9\u03b1 \u03b4\u03b5\u03be\u03b1\u03bc\u03b5\u03bd\u03ae \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c7\u03c1\u03ae\u03c3\u03b9\u03bc\u03b7 \u03cc\u03c4\u03b1\u03bd \u03b7 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03b7\u03b3\u03ae \u03c5\u03b3\u03c1\u03bf\u03cd \u03ba\u03b1\u03b9 \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bc\u03b5\u03af\u03bd\u03b5\u03b9 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ac \u03c0\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03b7. \u0397 \u03b4\u03b5\u03be\u03b1\u03bc\u03b5\u03bd\u03ae \u03b1\u03c0\u03bf\u03b8\u03b7\u03ba\u03b5\u03cd\u03b5\u03b9 \u03b1\u03c1\u03ba\u03b5\u03c4\u03cc \u03c3\u03c5\u03bc\u03b2\u03b1\u03c4\u03cc \u03c5\u03b3\u03c1\u03cc \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b3\u03b5\u03bc\u03af\u03c3\u03b5\u03b9 \u03c4\u03bf \u03c0\u03b5\u03c1\u03af\u03b2\u03bb\u03b7\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2 \u03c0\u03c1\u03b9\u03bd \u03c4\u03b7\u03bd \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7. \u03a0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c9\u03c3\u03c4\u03ac \u03b4\u03b9\u03b1\u03c3\u03c4\u03b1\u03c3\u03b9\u03bf\u03bb\u03bf\u03b3\u03b7\u03bc\u03ad\u03bd\u03b7, \u03b5\u03be\u03b1\u03b5\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b7\u03bc\u03ad\u03bd\u03b7 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03b5\u03ba\u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2.<\/p>\n<h3><strong><b>\u0395: \u0395\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03bf \u03c4\u03bf \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03cc priming \u03b3\u03b9\u03b1 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ac \u03c5\u03b3\u03c1\u03ac;<\/b><\/strong><\/h3>\n<p>\u0391: \u03a4\u03bf \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03cc priming \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03c6\u03b1\u03c1\u03bc\u03cc\u03c3\u03b9\u03bc\u03bf, \u03b1\u03bd \u03ba\u03b1\u03b9 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03bb\u03b7\u03c6\u03b8\u03bf\u03cd\u03bd \u03b5\u03b9\u03b4\u03b9\u03ba\u03ac \u03bc\u03ad\u03c4\u03c1\u03b1 \u03c0\u03c1\u03bf\u03c3\u03bf\u03c7\u03ae\u03c2 \u03bc\u03b5 \u03c4\u03b1 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ac. \u039f\u03b9 \u03b1\u03c4\u03bc\u03bf\u03af \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b4\u03b7\u03bb\u03b7\u03c4\u03b7\u03c1\u03b9\u03ce\u03b4\u03b5\u03b9\u03c2, \u03b5\u03cd\u03c6\u03bb\u03b5\u03ba\u03c4\u03bf\u03b9, \u03ba\u03b1\u03c5\u03c3\u03c4\u03b9\u03ba\u03bf\u03af \u03ae \u03c5\u03c0\u03cc \u03c0\u03b5\u03c1\u03b9\u03b2\u03b1\u03bb\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03cc \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf. \u03a4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ba\u03b5\u03bd\u03bf\u03cd \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03ae \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03b1\u03b5\u03c1\u03af\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c5\u03b3\u03c1\u03bf\u03cd, \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac, \u03bf\u03b9 \u03b5\u03be\u03b1\u03b5\u03c1\u03b9\u03c3\u03bc\u03bf\u03af \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b1\u03c0\u03bf\u03c3\u03c4\u03c1\u03b1\u03b3\u03b3\u03af\u03c3\u03b5\u03b9\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03bf\u03c5\u03bd \u03c3\u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1\u03c2.<\/p>\n<h3><strong><b>\u0395: \u03a0\u03ce\u03c2 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03b5\u03b9 \u03c4\u03bf \u03c7\u03b1\u03bc\u03b7\u03bb\u03cc NPSH \u03c4\u03b9\u03c2 \u03b1\u03c0\u03bf\u03c6\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2;<\/b><\/strong><\/h3>\n<p>\u0391: \u03a4\u03bf \u03c7\u03b1\u03bc\u03b7\u03bb\u03cc NPSH \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b7 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2 \u03c0\u03c1\u03b9\u03bd \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03bf\u03cd\u03bd \u03b1\u03c4\u03bc\u03bf\u03af. \u0395\u03c0\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2, \u03c4\u03bf priming \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03bc\u03b5 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc \u03c3\u03c9\u03bb\u03ae\u03bd\u03b1 \u03b1\u03bd\u03b1\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2, \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03c5\u03b3\u03c1\u03bf\u03cd, \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03be\u03b1\u03b5\u03c1\u03b9\u03c3\u03bc\u03cc. \u0388\u03bd\u03b1 \u03c0\u03bb\u03ae\u03c1\u03b5\u03c2 \u03c0\u03b5\u03c1\u03af\u03b2\u03bb\u03b7\u03bc\u03b1 \u03bc\u03cc\u03bd\u03bf \u03c4\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b7\u03bd \u03b5\u03c0\u03b1\u03c1\u03ba\u03b5\u03af \u03b5\u03ac\u03bd \u03c4\u03bf \u03c5\u03b3\u03c1\u03cc \u03b5\u03be\u03b1\u03c7\u03bd\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ba\u03bf\u03bd\u03c4\u03ac \u03c3\u03c4\u03bf\u03bd \u03c4\u03c1\u03bf\u03c7\u03cc \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7.<\/p>","protected":false},"excerpt":{"rendered":"<p>A centrifugal pump priming system is needed when the pump cannot remain fully flooded before start-up. Negative suction, long suction piping, high points in the line, volatile media, and low-NPSH conditions can all leave air or vapor in the casing. The right arrangement keeps liquid at the impeller eye, helps the pump establish flow quickly, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4135,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4132","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/posts\/4132","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/comments?post=4132"}],"version-history":[{"count":2,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/posts\/4132\/revisions"}],"predecessor-version":[{"id":4141,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/posts\/4132\/revisions\/4141"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/media\/4135"}],"wp:attachment":[{"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/media?parent=4132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/categories?post=4132"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/tags?post=4132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}