General-purpose solenoid valves ASTA series ESK 110-111 pilot control

DN: 1/8"- 2"
PN: 1.5 MPa (ESK 110), 8 MPa (ESK 111)
t max°: 160°С
Body material: brass
Connection: thread G (BSPP / ISO 228–1)

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 capacity, long service life

Options

User parameters can be customized
Optional NPT (ANSi 1.20.3), R (BSPT/ISO 7–1), W (BSP), M (metric)
Optional: diaphragm, seat seal and rings made of FPM (Viton) (-10 °C – 160 °C), EPDM (-10 °C – 140 °C)
Optional: various body materials, stainless steel seat seal (ESK111 Series), manual override, stainless steel seat, filter, other connections, flange connection
Optional: other control voltage, frequency 60 Hz, coil insulation class F (155 °C), coil fixation
Optional order: with electronic timer, explosion protection of the coil for operation in zones 1/21–2/22 (Eex em II T4/T5), coil insulation material – can be reinforced with fiberglass (V0 or V1)
On request: terminal with LED or without terminal, terminal with visual indication and peak voltage, connector with 2 m cable, flat terminals (cable Ф8–10 mm), non-flammable connectors
Other designs on request

Materials

Body: brass
Plunger seal: NBR
Insulating tube: stainless steel (AISI 430FR and AISI 304) (ESK110 Series), stainless steel (AISI 430FR and AISI 304) or brass (ESK111 Series)
Plunger: stainless steel (AISI 430FR)
Springs: stainless steel (AISI 302)
Shielding coil: copper
Seat: brass
Sealing rings: NBR
Internal parts: stainless steel and brass
Bonnet: brass
Diaphragm/seal: NBR
Bonnet bolts: stainless steel

Model overview

Those. information

Medium: water, light petroleum products and other non-aggressive liquids and air, neutral gases, not installed on aggressive liquids and gases Safety function: Normally Closed (NC) (ESK 110 Series) and Normally Open (NO) (ESK 111 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 (ESK110 Series), 0-6 bar (ESK111 Series)
Media temperature: -10 ° C - +80 ° C
Ambient temperature: -20 ° C - +70 ° C
Opening time: 200 ms - 1500 ms
Time closing time: 500ms – 2000ms
Maximum viscosity: 38cSt or mm2/s
Maximum allowable pressure: 15 bar (ESK110 Series), 9 bar (ESK111 Series) no minimum pressure drop required, internal exhaust system (ESK111 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
In accordance with 97/23/EC Pressure Equipment Directive (PED), 2006/95/EEC Low Voltage Directive (LVD), 2004/108/EC Electromagnetic Compatibility (EMC) Directive