Overall dimensions and technical information are provided solely for informative purposes and may be modified without notice “NAMUR” valves and solenoid valves Series 515 High Performance 1 Air distribution 1 | 262 ►Pneumatic - Differential Operational characteristics Fluid Filtered air. No lubrication needed, if applied it shall be continuous Max. working pressure (bar) 10 Temperature °C See order codes page Flow rate at 6 bar with Δp=1 (Nl/min) 1100 Orifice size (mm) 8 Working ports size G 1/4" - 1/4" NPT Cv 1,11 kv 16,66 Weight 245 g Minimum pilot pressure 2,5 bar Maximum fitting torque 9 N/m M51C.52.00.16O 55 55 16 24 110 G1/8” 30 G1/4” - 1/4” NPT Ø5,5 3,5 24 43 32 40 Coding: M51C.52.00.16O M MODEL = Standard valve X = ATEX valve C CONNECTIONS 5 = G1/4" 7 = 1/4" NPT O TEMPERATURE OPTION SEE ORDER CODES PAGE 2 1 3 4 5 14 ►Pneumatic-Pneumatic Operational characteristics Fluid Filtered air. No lubrication needed, if applied it shall be continuous Max. working pressure (bar) 10 Temperature °C See order codes page Flow rate at 6 bar with Δp=1 (Nl/min) 1100 Orifice size (mm) 8 Working ports size G 1/4" - 1/4" NPT Cv 1,11 kv 16,66 Weight 245 g Minimum pilot pressure 2,5 bar Maximum fitting torque 9 N/m M51C.52.00.18O 55 55 16 24 110 G1/8” 30 G1/4” - 1/4” NPT Ø5,5 3,5 24 43 32 40 Coding: M51C.52.00.18O M MODEL = Standard valve X = ATEX valve C CONNECTIONS 5 = G1/4" 7 = 1/4" NPT O TEMPERATURE OPTION SEE ORDER CODES PAGE 2 1 3 4 5 14 12 ►Pneumatic - Spring Operational characteristics Fluid Filtered air. No lubrication needed, if applied it shall be continuous Max. working pressure (bar) 10 Temperature °C See order codes page Flow rate at 6 bar with Δp=1 (Nl/min) 1100 Orifice size (mm) 8 Working ports size G 1/4" - 1/4" NPT Cv 1,11 kv 16,66 Weight 245 g Minimum pilot pressure 2,5 bar Maximum fitting torque 9 N/m M51C.52.00.19O 55 55 16 24 110 G1/8” 30 G1/4” - 1/4” NPT Ø5,5 3,5 24 43 32 40 Coding: M51C.52.00.19O M MODEL = Standard valve X = ATEX valve C CONNECTIONS 5 = G1/4" 7 = 1/4" NPT O TEMPERATURE OPTION SEE ORDER CODES PAGE 2 1 3 4 5 14
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