4WE series directional control valve are solenoid operated directional spool valves, these valves are used to the start, stop and direct oil flow.
Ordering Code:Technical Specificaton:1. General Specification:Weight (Double Solenoids) | kg | 6.0(DC), 4.9(AC) |
Weight (Single Solenoid) | kg | 4.3(DC), 3.5(AC) |
Mounting Place |
| Any Place |
Surrounding Temperature | ºC | -30 to +50 (nitrile rubber seal) |
-20 to +50 (rubber seal) |
2. Hydraulic Specification:Max. Operating Pressure | Mpa | 31.5 |
Max. Pressure of T port | Mpa | 21 (DC), 16(AC) |
Max. Flow Rate | l/min | 120 |
Flow area (middle position) | mm2 | V Type: 11(A/B→T); 10.3(P→A/B) |
mm2 | W Type: 2.5 (A/B→T) |
mm2 | Q Type: 2.5 (A/B→T) |
Liquid medium |
| Mineral Hydraulic Oil, Phosphate Oil |
Oil temperature Fluctuation Range | ºC | -20 to +80(rubber seal) |
-30 to +80 (nitrile rubber seal) |
Oil Cleaness |
| ISO4572: B10≥75NAS1638:9grade |
Oil Viscosity range | mm2/s | 2.8 to 500 |
3. Electrical Specification:Voltage |
| DC, AC(50Hz) |
Operating Mode | ED | 100% |
Voltage Tolerance | % | -15 to +10 |
Reversing time | ms | DC: on 145-160, off 120-130 |
AC(50HZ): on 15-25, off 20-30 |
Reversing Frequency | time/h | ≤15000 (DC), ≤ 72000(AC, 50Hz) |
Max. Solenoid Temp. | ºC | 135 (B grade), 180 (H grade) |
Power Voltage | V | 12 | 24 | 48 | 96 | 110 | 110 | 220 |
Power Type |
| DC | DC | DC | DC | DC | AC | AC |
Power Frequency | Hz |
|
|
|
| 50/60 | 50/60 |
Rated Power Consumption | W | 36 | 36 | 36 | 36 |
|
|
Impulse current | A |
|
| 1.40 |
Keeping current(20ºC) | A |
|
| 0.42 |
Mounting Size:
Ningbo Histar Hydraulic Co., Ltd. is a professional hydraulic valves manufacturer and exporter. Our factory was established in 2005, with years of development, now it covers an area of 10000 square meters, with 250 skilled workers. The annual production capacity reaches 0.5 million pieces. It is located in Ningbo, the second biggest seaport in China, the transportation is very convenient.
The products include directional valves, proportional valves, pressure valves, modular valves, safety valves, which are widely used in the fields of metallurgy, petrol mine, engineering, architecture, mold, chemical, mechanical tool, traffic and so on. The products have been exported to Europe, Middle East, East Asia, South East Asia, Australia, and gained good reputation due to reliable quality and competitive prices.
We persist in "customer satisfaction" as our core value. With many dedicated technicians and advanced equipments, we can provide customers with high quality products and meet their different requirements. Our products are CE approved, and we have passed ISO9001: 2000 quality system.
Cooperate with us, you will find that we are your right choice!