b'ASG SERIES (IRON)A S G S E R I E S ( I R O N )NON-SLAM HEAD LOSS CURVESSUPER-CHECKisanon-slamcheckvalvebecauseit ft 2 2 1/23 4 5 6 8 10 12100operatesonflowcessation,notflowreversal.The 7060normalpositionoftheplatesisclosed,heldagainst 50(50m/m) (65m/m) (80m/m) (100m/m) (125m/m) (150m/m) (200m/m) (250m/m) (300m/m)40theseatbytheuniquespringdesign.Asflow 30begins,theheelsofthetwoplatesareliftedoffthe 20seatfaceonthecentralrib.Thiscrackingpressureislessthan14kPa(2psi) 107.0acrossmostoftherange(largersizescanbe 6.0HeadLoss5.0more).Asflowincreases,theplatesthenpivot 4.0againstthespringpressure.Sincetheheelshave 3.0alreadyliftedofftheseatthereisnoscruborwear, 2.0eitherontheseat,bodyorplateseatingsurfaces.A 15CWaterpressureofonly28kPa(4psi)isrequiredtokeep 1.00.7theplatesfullyopen(upto400NB). 0.60.50.4Whenflowstopsandthepressureceases,the 0.3springclosestheplates.Flowreversalisthen 0.2stoppedbytheclosedSupercheckvalveandinfactanybackpressureonlyservestomakethevalve 0.1seal more tightly. 10 20 30 40 50 60 70 100 200 300 400 500 600 700 1000 2000 3000 4000 5000 6000 7000 10000 20000 30000 40000 50000 60000 70000100000U.S.GallonsperminuteOpening Degree of Plates Flow Rate Pressure WaveLOWWAVE0 0OFFTIME OFFTIMEPUMPSWITCH PUMPSWITCHDIMENSIONS(To suit ASA125 & AS Table D/E PN14/PN16 Flanging)mm Inch Suit Facing Dimensions Weight Flanging A B C D G R (Kgs)50 2 AST-D/E, PN14/PN16* FF 98 43 60 26 32 3125 FF 105 54 60 26 32 465 2 1/2 AST-D/E, PN14/PN16* FF 111 46 73 26 37 4125 FF 124 54 73 26 37 580 3 AST-D/E, PN14/PN16* FF 130 64 89 28 45 5125 FF 137 57 89 38 45 6100 4 AST-D/E, PN14/PN16* FF 162 64 114 31 53 6125 FF 175 64 114 31 53 8125 5 AST-D/E, PN14/PN16* FF 194 70 141 32 67 9 A125 FF 197 70 141 32 67 10 C150 6 AST-D/E, PN14/PN16* FF 213 76 168 31 79 10125 FF 222 76 168 31 79 16200 8 AST-D/E, PN14/PN16* FF 272 89 219 38 105 19 G R DFLOW125 FF 279 95 219 38 105 30 B250 10 AST-D/E, PN14/PN16* FF 333 108 274 43 123 31125 FF 340 108 274 43 123 45300 12 AST-D/E, PN14/PN16* FF 381 114 324 59 155 56125 FF 410 143 324 69 153 80350 14 AST-D/E, PN14/PN16* FF 445 127 356 78 170 71125 FF 451 184 356 94 170 71375 15 AST-D/E, PN14/PN16* FF 471 140 406 89 95 99400 16 AST-D/E, PN14/PN16* FF 496 140 406 89 195 99125 FF 514 191 406 89 195 99450 18 AST-D/E, PN14/PN16* FF 560 152 457 86 219 118125 FF 549 203 457 86 219 118500 20 AST-D/E, PN14/PN16* FF 617 152 508 89 244 180125 FF 606 223 508 89 244 180600 24 AST-D/E, PN14/PN16* FF 726 178 610 87 300 258125 718 222 610 87 292 258*RatedPN16multi-fitAS2129TableD&E,AS4087PN14&PN16.SUPERCHECK - Check Valves - Wafer Style 5'