
Direct-operated 3/2-way compact solenoid valves Type EV310A
EV310A covers a wide range of small competitive, direct-operated 3/2-way solenoid valves for use within industrial applications, for example as pilot valve.
Features
For water, oil, compressed air and similar neutral media
Differential pressure: Up to 20 bar
Ambient temperature: Up to 50 °C
Media temperature from -10 – 100 °C
Coil enclosure: Up to IP65
Viscosity: Up to 20 cSt
Kv values up to 0.08 m/h 3
Thread connection:
– NC G 1/8 – G 1/4
– NO G 1/8
– NC MAN G 1/8 – G 1/4
Flange connection:
– NC FL 32 x 32 mm
Brass valve body, NC

| Connection ISO 228/1 | Seal material | Orifice size | K – value [m³/h]v | Differ- ential pressure, min. to max. [bar] AC / AM Water | Differ- ential pressure, min. to max. [bar] AC / AM Oil | Differ- ential pressure, min. to max. [bar] AC / AM Air | Media temp min. to max. [°C] | Code no |
|---|---|---|---|---|---|---|---|---|
| G 1/8 | FKM | 1.2 | 0.04 | 0 – 18 | 0 – 9 | 0 – 20 | -10 – 100 | 032H8085 |
| G 1/8 | FKM | 1.5 | 0.07 | 0 – 10 | 0 – 5 | 0 – 12 | -10 – 100 | 032H8087 |
| G 1/4 | FKM | 1.2 | 0.04 | 0 – 18 | 0 – 9 | 0 – 20 | -10 – 100 | 032H8095 |
| G 1/4 | FKM | 1.5 | 0.07 | 0 – 10 | 0 – 5 | 0 – 12 | -10 – 100 | 032H8097 |
| G 1/4 | FKM | 2 | 0.08 | 0 – 6.5 | 0 – 4 | 0 – 8 | -10 – 100 | 032H8099 |
Brass valve body, NO

| Connection ISO228/1 | Seal material | Orifice size | K – value [m³/h]v | Differ- ential pressure, min. to max. [bar] Coil type AB AC | Differ- ential pressure, min. to max. [bar] Coil type AB DC | Differ- ential pressure, min. to max. [bar] Coil type AC AC | Differ- ential pressure, min. to max. [bar] Coil type AC DC | Differ- ential pressure, min. to max. [bar] Coil type AM AC | Differ- ential pressure, min. to max. [bar] Coil type AM DC | Differ- ential pressure, min. to max. [bar] Coil type AK AC | Media temp min. to max. [°C] | Code no |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| G 1/8 | FKM | 1.2 | 0.04 | 0 – 6 | 0 – 4 | 0 – 9 | 0 – 7 | 0 – 13 | 0 – 9 | 0 – 4 | -10 – 100 | 032H8125 |
| G 1/8 | FKM | 1.5 | 0.07 | 0 – 3 | 0 – 2 | 0 – 5 | 0 – 3.5 | 0 – 7 | 0 – 5 | 0 – 2 | -10 – 100 | 032H8127 |
Technical data
| Main type | EV310A NC/NO |
|---|---|
| Time to close [ms] 1) | 7 – 10 |
| Time to close [ms] 1) | 7 – 10 |
| Type | EV310A NC/NO | ||
|---|---|---|---|
| Installation | Vertical solenoid system is recommended | ||
| Max. test pressure | 50 bar | ||
| Ambient temperature | Up to 50 °C | ||
| Medium temperature | -10 – 100 °C | ||
| Viscosity | Max. 20 cSt | ||
| Materials | Valve body: | Brass | W.no. 2.0401 |
| Valve orifice: | Stainless steel | W.no. 1.4305 / AISI 303 | |
| Armature: | Stainless steel | W.no. 1.4016 / AISI 430 | |
| Armature tube: | Stainless steel | W.no. 1.4303 / AISI 305 | |
| Armature stop: | Stainless steel | W.no. 1.4016 / AISI 430 | |
| Spring: | Stainless steel | W.no. 1.4310 / AISI 301 | |
| O-rings/valve plate: | FKM | W.no. 1.4310 / AISI 301 |
Brass valve body, NC MAN

| Connection ISO 228/1 | Seal mate rial | Orifice size | K – value [m³/h]v | Differ- ential pressure, min. to max. [bar] AC / AM Water | Differ- ential pressure, min. to max. [bar] AC / AM Oil | Differ- ential pressure, min. to max. [bar] AC / AM Air | Media temp min. to max. [°C] | Code no |
|---|---|---|---|---|---|---|---|---|
| G 1/8 | FKM | 1.5 | 0.07 | 0 – 10 | 0 – 5 | 0 – 12 | -10 – 100 | 032H8143 |
| G 1/4 | FKM | 1.5 | 0.07 | 0 – 10 | 0 – 5 | 0 – 12 | -10 – 100 | 032H8153 |
Technical data
| Main type | EV310A NC Man |
|---|---|
| Time to close [ms]1) | 7 – 10 |
| Time to close [ms]1) | 7 – 10 |
1) The times are indicative.
| Type | EV310A NC Man | ||
|---|---|---|---|
| Installation | Vertical solenoid system is recommended. | ||
| Max. test pressure | 50 bar | ||
| Ambient temperature | Up to 50 °C | ||
| Medium temperature | -10 – 100 °C | ||
| Viscosity | Max. 20 cSt | ||
| Materials | Valve body: | Brass | W.no. 2.0401 |
| Valve orifice: | Stainless steel | W.no. 1.4305 / AISI 303 | |
| Armature: | Stainless steel | W.no. 1.4016 / AISI 430 | |
| Armature tube: | Stainless steel | W.no. 1.4303 / AISI 305 | |
| Armature stop: | Stainless steel | W.no. 1.4016 / AISI 430 | |
| Spring: | Stainless steel | W.no. 1.4305 / AISI 303 | |
| Other parts: | Stainless steel | W.no. 1.4016 / AISI 430F | |
| O-rings/valve plate: | FKM | W.no. 1.4016 / AISI 430F | |
| Manual override | Polymer | Polysulfon black |
Brass valve body, NC FL

| Connection ISO 228/1 | Seal material | Orifice size | K – value [m³/h]v | Differ- ential pressure, min. to max. [bar] AC / AM Water | Differ- ential pressure, min. to max. [bar] AC / AM Oil | Differ- ential pressure, min. to max. [bar] AC / AM Air | Media temp min. to max. [°C] | Code no |
|---|---|---|---|---|---|---|---|---|
| 32 x 32 | FKM | 1.5 | 0.08 | 0 – 10 | 0 – 5 | 0 – 12 | -10 – 100 | 032H8183 |
Technical data
| Main type | EV310A NC FL |
|---|---|
| Time to close [ms]1) | 7 – 10 |
| Time to close [ms]1) | 7 – 10 |
1) The times are indicative.
| Type | EV310A NC FL | ||
| Installation | Vertical solenoid system is recommended. | ||
| Max. test pressure | 50 bar | ||
| Ambient temperature | Up to 50 °C | ||
| Medium temperature | -10 – 100 °C | ||
| Viscosity | Max. 20 cSt | ||
| Materials | Valve body: | Brass | W.no. 2.0401 |
| Valve orifice: | Stainless steel | W.no. 1.4305 / AISI 303 | |
| Armature: | Stainless steel | W.no. 1.4016 / AISI 430 | |
| Armature tube: | Stainless steel | W.no. 1.4303 / AISI 305 | |
| Armature stop: | Stainless steel | W.no. 1.4016 / AISI 430 | |
| Springs: | Stainless steel | W.no. 1.4310 / AISI 301 | |
| O-rings/valve plate: | FKM | W.no. 1.4310 / AISI 301 |
Dimensions and weight,NC, NO and NC MAN
| Thread ISO 228/1 | L [mm] | B [mm] Coil type AB/AC | B [mm] Coil type AM/AK | H [mm] | A [mm] | Weight without coil [kg] |
|---|---|---|---|---|---|---|
| G 1/8 | 26 | 22 | 33 | 54 | 13 | 0.085 |
| G 1/4 | 35 | 22 | 33 | 59 | 17.5 | 0.110 |