Solenoid fuel valves ASTA series ESK 410-411 pilot control

DN: 1/8"–1"
PN: 0-16 bar
Body material: brass
Connection: threaded

Overview Model overview Those. information Download Colors DOP, CAD

Overview

Low pressure loss, no minimum differential pressure required, 360° rotating coil, high reliability, full bore, patented technology, high flow rate, long service life

Options

Custom parameters can be made to order
Option NPT (ANSi 1.20.3), R (BSPT/ISO 7–1), W (BSP), M (metric)
Option: different body finishes, nickel plating, different body materials, stainless steel internals (ESK411 Series), manual override, stainless steel seat, filter, other connections, flange connection
Option: other supply voltage, 60Hz frequency, coil insulation class F (155 °C), coil fixation
Option: with electronic timer, coil explosion protection for operation in zones 1/21–2/22 (Eex em II T4/T5), coil insulation material – can be reinforced fiberglass (V0 or V1)
On request: terminal with LED or without terminal, terminal with visual indicator and peak voltage, connector with 2 m cable, flat terminals (cable Ф8–10 mm), non-flammable connectors
Other versions on request

Materials

Body: brass
Plunger seal: VITON
Insulating tube: stainless steel (AISI 430FR and AISI 304) (ESK410 Series), stainless steel (AISI 430FR and AISI 304) or brass (ESK411 Series)
Plunger: stainless steel (AISI 430FR)
Springs: stainless steel (AISI 302)
Shielding coil: copper
Seat: brass
Sealing rings: NBR
Internal parts: stainless steel steel and brass
Bonnet: brass
Diaphragm/seat seal: VITON
Bonnet bolts: stainless steel

Model overview

Those. information

Medium: light petroleum products, superheated water, hydraulic oils, not installed on aggressive liquids and gases
Safety function: Normally Closed (NC) (ESK 410 Series) and Normally Open (NO) (ESK 411 Series)
Control type: pilot
Number of strokes: 2/2 (Ports / Positions)
Dimensions: G1 / 8 "- G1"
Connection: Thread G (BSPP / ISO 228-1)
Pressure ranges: 0-10 bar (ESK410 Series), 0-6 bar (ESK411 Series)
Media temperature: -10 ° C - +160 ° C
Ambient temperature: -20 ° C - +70 ° C
Opening time: 200 ms - 1500 ms
Closing time: 500ms – 2000ms
Maximum viscosity: 38cSt or mm2/s
Maximum allowable pressure: 15 bar (ESK410 Series), 9 bar (ESK411 Series)
No pressure drop required, internal exhaust system (for ESK411 Series)
Valve seal: O-rings
Voltage: AC, DC
Coil reversal without dismantling the valve (independent of AC, DC)
High flow capacity, high reliability and robustness
Various flow ranges, wide range of openings
Installation in any position, but optimally with the coil facing upwards
The medium must be filtered before the valve
Flow rate (Q) can be calculated from the pressure, density and flow coefficient
According to 97/23/EC Pressure Equipment Directive (PED), 2006/95/EEC Low Voltage Directive (LVD), 2004/108/EC Electromagnetic Compatibility (EMC) Directive