

















COVNA 2W31 Brass Water Solenoid Valve – Direct Acting
2W31 Brass Water Solenoid Valve
with high-frequency direct lifting diaphragm construction. Open from 0 bar with a large flow rate. Applied to low-pressure system. Available in 12v dc, 24v dc, 24v ac, 110v ac and 220v ac. 2 materials for your choice, brass and stainless steel. Suitable for water, air, oil, gas, etc. Widely used in various automatic applications. Available in G and NPT threads.
COVNA is committed to being your No.1 solenoid valve manufacturer and we will help you to choose the right and quality solenoid valve basic on your requirements. Inquiry us to get the best price!
Модель
- Функция: Нормально закрытый
- Pressure: 0 to 10bar
- Напряжение: DC-12V, 24V; AC-24V, 120V, 240V/60Hz; 110V, 220V/50Hz
- Температура среды: От -10 до 80℃ (от 14℉ до 176℉)
- Подходящие среды: Вода, воздух, нефть, газ и т.д.
- Material: Brass
Features Of 2W31 Brass Solenoid Valve
● Direct lifting diaphragm construction with high frequency.
● Open from 0 bar with a large flow rate.
● Responsive, fast opening or closing.
●Easy to install. Available in threaded and flanged connections.
● Normally open and normally closed are available.
● Suitable for water, oil, air and other general mediums.
● Widely used for various applications such as water treatment, car wash systems, automatic equipment, and so on.
Technical Parameters of 2W31 Brass Solenoid Valve
Размер порта | 3/8″, 1/2″, 3/4″, 1″, 1¼", 1½", 2″ | Отверстие (мм) | 10, 15, 20, 25, 32, 40, 50 |
Портовая резьба | G, BSPP, BSPT, NPT | Функция | Нормально закрытый |
Давление | От 0 до 10 бар (145psi) | Напряжение | DC-12V, 24V; AC-24V, 120V, 240V/60Hz; 110V, 220V/50Hz |
Температура среды | -10 to 80℃ (14℉ to 176℉) | Подходящие носители | Water, Air, Oil, Gas, Gas, Fuel, etc |
Материалы | Brass | Приложения | Очистка воды, автоматические машины и т.д. |
Размер | Размер порта | Отверстие | Cv | Минимальное давление | Максимальное давление | |
ПЕРЕМЕННЫЙ ТОК (22VA) | DC (17W) | |||||
2W31-10 | 3/8″ | 10 | 4.5 | 0,0 МПа | 0,7 МПа | 0,7 МПа |
2W31-15 | 1/2″ | 15 | 4.5 | 0,0 МПа | 0,7 МПа | 0,7 МПа |
2W31-20 | 3/4″ | 20 | 9.3 | 0,0 МПа | 0,7 МПа | 0,7 МПа |
2W31-25 | 1″ | 25 | 12 | 0,0 МПа | 0,7 МПа | 0,7 МПа |
ПЕРЕМЕННЫЙ ТОК (28VA) | DC (36 ВТ) | |||||
2W31-32 | 1 1/4″ | 32 | 24 | 0,0 МПа | 1,0 МПа | 1,0 МПа |
2W31-40 | 1 1/2″ | 40 | 29 | 0,0 МПа | 1,0 МПа | 1,0 МПа |
2W31-50 | 2″ | 50 | 48 | 0,0 МПа | 1,0 МПа | 1,0 МПа |
Dimension of 2W31 Brass Solenoid Valve
Размер порта | 3/8"~2" | Отверстие (мм) | 15, 20, 25, 32, 40, 50 |
Портовая резьба | BSPP, BSPT, NPT, ФЛАНЕЦ | Функция | Нормально закрытый или открытый |
Давление | 0-1,0 МПа (10 бар) | Напряжение | DC-12V, 24V; AC-24V, 120V, 240V/60Hz; 110V, 220V/50Hz |
Температура среды | -10~100℃ (от 14℉ до 212℉) | Подходящие носители | Вода, газ, нефть и т.д. |
Материал | Латунь, нержавеющая сталь | Материал уплотнения | NBR, VITON, PTFE, EPDM |
Катушка | S51B,30VA(AC),24W(DC),IP65,100%ED | ||
Катушка | SD01B,28VA(AC),36W(DC),IP65,100%ED |