Arkal

F i l t r a t i o n B a t t e r i e s Technical Data METRIC US Max. pressure bar 10 psi 145 Min. backwash pressure bar 2.8 psi 40.6 Filtration surface area per unit cm 2 4,400 in 2 680 Filtration volume per unit cm 3 6,600 in 3 410 Backwash water volume per unit lit 165 gal 44 Maximum Filtration Flow Rate / Water Quality No. of units 3 4 5 6 7 8 3 4 5 6 7 8 Filtration Grade Water Quality m 3 /h gpm 400-130 μ Good 300 400 500 600 700 800 1320 1760 2200 2640 3080 3520 Average 225 300 375 450 525 600 990 1320 1650 1980 2310 2640 Poor 150 200 250 300 350 400 660 880 1100 1320 1540 1760 Very Poor 100* 130 160 200 230 260 435* 580 725 870 1015 1160 100-70 μ Good 270 360 450 540 630 720 1190 1585 1980 2375 2770 3165 Average 205 270 340 410 480 550 900 1200 1500 1800 2100 2400 Poor 135* 180 225 270 315 360 600* 800 1000 1200 1400 1600 Very Poor 90** 120 150 180 210 240 400** 530 660 790 920 1050 55-40 μ Good 170 225 280 335 390 445 750 990 1235 1480 1725 1970 Average 125* 165 210 255 300 345 555* 740 925 1110 1295 1480 Poor 85** 110* 140 170 200 230 370** 490* 615 740 865 990 Very Poor 60** 80** 100* 120* 140 160 260** 340** 430* 520* 610 700 20 μ Good N/A*** N/A*** 140 170 200 230 N/A*** N/A*** 630 745 870 995 Average N/A*** N/A*** 105* 125* 150 175 N/A*** N/A*** 475* 565* 660 755 Poor N/A*** N/A*** 70** 85** 100* 115* N/A*** N/A*** 310** 370** 435* 500* Very Poor N/A*** N/A*** 50** 60** 70** 80** N/A*** N/A*** 220** 260** 315* 350* Features Precise filtration with Spin Klin technology Automatic filtration for high flow rates Continuous flow during backwash Plastic parts - corrosion free Highly durable filter element Lightweight, compact design Simple and reliable operation Higher flow rates available with additional unit design * External source for backwash is necessary ** When pressure is low, it is necessary to close downstream valve during backwash *** The 3" Spin Klin Battery is recommended Disc Filters X Spin Klin X 4” Galaxy D-21 Disc Screen Hydrocyclone Media