DURAVIS ESV 520-521 Compressor Solenoid Valves (3/4" and 1" Direct Shut.) Usage Areas: Compressor, Filter, Dryer, etc. Road: 2/2 way Position: N.K. or N.A. Gasket: VITON (FPM) Body: Brass Sleeve: Stainless Steel Coil: 220/110/24/12 VAC, 24/12 VDC Description: DURAVIS ESV 520 (normally closed) and 521 (normally open) series direct pull solenoid valves, durable Manufactured with a brass body, 3/8", 1/2", 3/4" and 1" female threaded (BSP as standard) connections, heat and oil resistant VITON gasket. DURAVIS ESV 520 and 521 series 2/2-way direct pull brass solenoid valves; Equipped with VITON elastomer seals suitable for hot water, acid, alkali, oils, hydrocarbons and salt solutions. Model No / Order Coding: Model Position Connection Size (G) Orifice Size Min Pressure AC (bar) Max Pressure AC (bar) Min Pressure DC (bar) Max Pressure DC (bar) Leakage ESV 520-04-050 N.K. 3/4" 5 mm 0 7 0 7 VITON ESV 520-04-060 N.C. 3/4" 6 mm 0 6 0 6 VITON ESV 520-04-070 N.C. 3/4" 7 mm 0 5 0 5 VITON ESV 520-04-080 N.C. 3/4" 8 mm 0 3 0 3 VITON ESV 520-04-090 N.C. 3/4" 9 mm 0 2 0 2 VITON ESV 520-04-100 N.C. 3/4" 10 mm 0 1 0 1 VITON ESV 520-05-050 N.C. 1" 5 mm 0 7 0 7 VITON ESV 520-05-060 N.K. 1" 6 mm 0 6 0 6 VITON ESV 520-05-070 N.K. 1" 7 mm 0 5 0 5 VITON ESV 520-05-080 N.C. 1" 8 mm 0 3 0 3 VITON ESV 520-05-090 N.C. 1" 9 mm 0 2 0 2 VITON ESV 520-05-100 N.O. 1" 10 mm 0 1 0 1 VITON ESV 521-04-018 N.O. 3/4" 1.8 mm 0 12 0 12 VITON ESV 521-04-025 N.A. 3/4" 2.5 mm 0 10 0 10 VITON ESV 521-05-018 N.A. 1" 1.8 mm 0 12 0 12 VITON ESV 521-05-025 N.A. 1" 2.5 mm 0 10 0 10 VITON *Please do not forget to specify the coil voltage when ordering! (230/110/48/24/12V AC or DC) Technical Specifications (DURAVIS ESV 520 / 521 Series 2/2 Way Direct Pull 3/4" and 1" Compressor Solenoid Valves) Application: Hot water, acid, alkali, oils , hydrocarbons and salt solutions, etc. Size: 3/4", 1" BSP (Optional: NPT) Pressure: 0 bar...7 bar Sleeve: Stainless Steel | Body: Brass | Sealing: VITON | Protection Class: IP65 Temperature: -10°C…+160°C | Position: ESV 520 (Normally Closed) and ESV 521 (Normally Open) | Voltage: 230, 110, 48, 24, 12V AC or DC Uses: Pilot valve in large diameter control valves, more oil and gas applications including offshore installations, single acting spring return pneumatic piston/cylinder control, compressor unloaders, turbines and general purpose applications such as lubricated air, inert gases, water, light oil... solenoid valve prices,
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