0102030405
Раздельный многоходовой клапан M4-15 от китайских поставщиков и фабрики для горной техники и погрузчиков
Technical Specifications
| Overview | |
| Construction | Split part |
| Mounting method | See drawing |
| Connection | Thread |
| Diameter mm | 18 |
| Hydraulics | |
| Nominal pressure bar | 300 |
| Maximum pressure bar for ports A and B | 400 |
| Maximum pressure at ports a and b bar | 35 |
| Maximum allowable back pressure bar | 15 |
| Primary relief valve pressure bar | 100~300 |
| Secondary relief valve pressure bar | 150~315 |
| Leakage (at 100 bar, 36 m²/s, 50°C) ml/min | 10-30 |
| Flow rate l/min | 160 (max. per piece) |
| Hydraulic oil temperature range ℃ | -20~+100 |
| Viscosity range m²/s | 10~460 |
| Permissible oil contamination level | -/19/16 (ISO4406:1999) |
| Equipment | |
| Total weight kg | Approx. 42 |
Working Principle
Frequently Asked Questions
Q
What is the maximum operating pressure of this load-sensing valve?
The valve has a nominal pressure of 300 bar. The maximum pressure at ports A and B is 400 bar, while the maximum pressure at pilot ports a and b is 35 bar.
Q
What is the maximum flow rate supported by this valve?
The maximum flow rate is 160 l/min per piece, making it suitable for high-demand hydraulic circuit applications.
Q
What hydraulic oil temperature range is this valve designed to operate in?
This valve is designed to operate within a hydraulic oil temperature range of -20°C to +100°C, ensuring reliable performance in both cold and high-temperature environments.
Q
What are the pressure settings for the primary and secondary relief valves?
The primary relief valve pressure is adjustable in the range of 100–300 bar, and the secondary relief valve pressure is adjustable in the range of 150–315 bar, allowing flexible configuration for different system requirements.
Q
What is the required oil cleanliness level for this valve?
The permissible oil contamination level is -/19/16 according to ISO 4406:1999. Maintaining proper oil cleanliness is essential to ensure the valve's long-term reliability and performance.
Q
How is this valve connected and what is its overall weight?
The valve uses threaded connections with an 18 mm diameter and is a split-part construction. The total weight is approximately 42 kg. Mounting details are available in the technical drawing provided with the product documentation.
