| Weight (Double Solenoids) | Â Â Â Â Â kg | 1.95 |
| Weight (Single Solenoid) | Â Â Â Â Â kg | 1.45 |
| Mounting Location | Any Position | |
| Operating Temperature Range |     ºC  | -30 to +50 (nitrile rubber seal) |
| -20 to +50 (standard rubber seal) |
| Max Operating Pressure | MPa | 31.5 |
| Max T Port Pressure | MPa | 21 (DC), 16 (AC) |
| Max Flow Rate | l/min | 80 (DC), 60 (AC) |
| Flow Area (Neutral Position) | mm² | 6% of nominal area (Q type), 3% of nominal area (W type) |
| Fluid Medium | Mineral Hydraulic Oil, Phosphate Esters | |
| Oil Temperature Range | ºC | -20 to +80 (rubber seal), -30 to +80 (nitrile rubber seal) |
| Oil Cleanliness | ISO 4572: B10 ≥75, NAS 1638: 9 grade | |
| Viscosity Range | mm²/s | 2.8–500 |
3. Electrical Specifications:
| Power Supply | DC, AC (50Hz) | |||||
| Voltage Tolerance | % | -15 to +10 | ||||
| Switching Time | ms | 125–145 (DC), 10–20 (AC) | ||||
| Reset Time | 100–250 (DC), 15–40 (AC) | |||||
| Duty Cycle | ED% | 100 | ||||
| Switching Frequency | times/h | ≤15,000 (DC), ≤7,200 (AC, 50Hz) | ||||
| Maximum Coil Temperature | ºC | 135 (B Class), 180 (H Class) | ||||
| IP Rating | IP65 (AMP: IP66, DC), Deutsch: IP69k | |||||
| Voltage | V | 12 | 24 | 48 | 110 | 220 |
| Power Type | DC | DC | DC | AC | AC | |
| Frequency | Hz | 50/60 | 50/60 | |||
| Rated Power Consumption | W | 30 | 30 | 30 | ||
| Operating Current (20°C) | A | 0.27 (220V) | ||||
| Starting Current | 0.72 (220V) |
Important Notes:
To prevent damage to equipment, please read the following carefully before installation:
1. Before installing the product, make sure you understand its working conditions and necessary safety measures.
2. Always follow the manufacturer’s instructions when using the product, especially in applications involving flammable gases or high humidity, high temperature, or corrosive environments. Choose suitable models accordingly.
3. Choosing the right power supply, voltage, and specifications is essential for ensuring the long-term performance and reliability of the product.
Company Information:
Established in 1991, Ningbo Kveina Electronic Technology Co., Ltd. (formerly Fenghua Kai Ri Pneumatic Machinery Factory) specializes in manufacturing solenoid coils, explosion-proof solenoid coils, hydraulic pressure coils, solenoid connectors, and other valve components.
Kveina's products are widely used in industries such as pneumatic and hydraulic systems, food refrigeration, crude oil, dust removal, construction machinery, textiles, automotive, medical technology, process control, and environmental engineering. The company exports to North America, South America, Europe, Southeast Asia, the Middle East, and Japan, providing a wide range of standardized products to international clients.
With advanced winding machines, injection molding equipment, and testing devices, Kveina ensures high-quality custom solutions tailored to different markets. The company has also built a standardized production base covering 15,000 square meters in the Fenghua Private Science & Technology Park, Ningbo.
Ningbo Kveina has passed ISO9001:2001, CE, and ISO/TS16949 certifications. In 2013, its explosion-proof series received new certification standards, enhancing product quality and reliability. The company focuses on customer satisfaction, innovation, and excellent after-sales service, striving to deliver reliable, technically sound, and customer-friendly solutions.
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