44 Parker Hannifin Corporation Fluid Control Solutions Europe General Catalogue FCSE/0112/UK V2.2 07/2022 Drawing 3522 BRASS NORMALLY CLOSED PIPE MOUNTING Port size (BSP) Orifice Ø Flow factors Operating Pressure Differential Fluid Temp. Seat Seal Power Coil Group Dwg. No. Valve Ref. Housing Ref. Coil Ref. Min Max(MOPD) Min Max mm Kv l/min KV m3/h Qn m3/h bar AC bar DC bar °C °C AC W DC W 1/2" 11 36 2.16 2500 0.2 10 3 -10 100 NBR E321K15 2995 481865 8 9 2.0 3427 11 36 2.16 2500 0.2 10 10 -10 120 NBR E321K15 4270 486265 14 14 2.0 3427 11 36 2.16 2500 0.2 10 3 -10 100 FKM E321K25 2995 481865 8 9 2.0 3427 11 36 2.16 2500 0.2 4 4 -10 65 FKM E321K25 - 492070 9 8 2.0 3427 12 50 3 3400 0.3 12 12 -10 100 NBR 321K35 8993 481180 4 5 1.1 7093 12 50 3 3400 0.3 10 7 -10 75 NBR 321K35 8993 488980 2 2.5 1.1 7093 12 50 3 3400 0.3 12 12 -10 100 FKM 321K3506 8993 481180 4 5 1.1 7093 12 50 3 3400 0.3 10 7 -10 75 FKM 321K3506 8993 488980 2 2.5 1.1 7093 15 60 3.6 3150 0.3 - 10 -10 55 NBR 321H1590 2995 48358001 - 0.5-3 7.0/8.0 3978 15 60 3.6 3150 0.3 - 10 -10 80 NBR 321H1590 - 495910 - 0.3- 1.2 7.0/8.0 3978 15 60 3.6 3150 1.5 40 40 -10 50 PUR 321H35 2 2995 481865 8 9 2.1 3522 15 60 3.6 3150 1.5 40 40 -10 50 PUR 321H35 2 4270 481000 8 8 2.1 3522 15 60 3.6 3150 0.3 40 25 -10 100 NBR E321H15 124 2995 481865 8 9 2.0 3522 15 60 3.6 3150 0.3 40 30 -10 100 NBR E321H15 124 4270 481000 8 8 2.0 3522 15 60 3.6 3150 0.3 40 40 -10 100 NBR E321H15 124 4270 486265 14 14 2.0 3522 Notes: 1.Minimum pressure differential = 0.3 bar for opening and 0 bar for closing 2.Pilot seat disc in synthetic Ruby 3.Valve with manual override 4.With 4 position selector for controlled closure rate 2 WAY VALVES PILOT OPERATED VALVES FOR DRY OR LUBRICATED AIR, NEUTRAL GASES AND LIQUIDS 2/2
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