Fetures	Description
Types and ways of working	Direct-acting solenoid directional valve: The spool of the direct-acting solenoid directional valve is directly driven by the electromagnetic force to achieve reversing operation. They have a simple structure and small volume, fast response speed, and are suitable for some applications that require fast commutation. Indirect solenoid directional valve: The indirect solenoid directional valve controls the hydraulic drive spool through the electromagnetic force to achieve reversing operation. They typically have a large flow and operating pressure range and are suitable for some applications that require large flow and high pressure.
Control mode of electromagnetic directional valve	Single solenoid valve control: The single solenoid valve control mode uses a solenoid coil to control the position of the valve core, by changing the polarity or frequency of the current to achieve reversing operation. Dual solenoid valve control: The dual solenoid valve control mode uses two solenoid coils to control the position of the spool, one is responsible for opening one channel, and the other is responsible for closing the other channel, so as to achieve reversing operation.
Configuration and connection mode	Solenoid directional valves can be classified according to their configuration and connection mode. Common configurations include two-position two-way, two-position three-way and three-position four-way. Two-position two-way means that the valve has two working positions and can connect two channels or close two channels. Two-position tee means that the valve has two working positions and can connect two channels or close one channel. Three-position four-way means that the valve has three working positions and can connect three channels or close one channel.
Solenoid valve parameters and specifications	In the selection of solenoid valve, you need to consider some important parameters and specifications, such as rated pressure, flow range, operating temperature, voltage requirements, valve materials and sealing materials. These parameters and specifications will vary depending on the specific application requirements and system requirements.
Maintenance and maintenance:	The solenoid directional valve needs regular maintenance and maintenance to ensure its normal operation and extend its service life. This includes cleaning the valve body and seat, checking the status of the solenoid and connection lines, replacing magnetic materials (such as magnets), etc. In addition, the hydraulic system also needs to replace the hydraulic oil and filter regularly to maintain the normal operation of the system.
Characteristics	Fast response: The response speed of the electromagnetic reversing valve is usually very fast, and the reversing operation can be completed in milliseconds. Reliability: Electromagnetic directional valves usually have stable performance and reliable sealing, and can operate stably in harsh working environments for a long time.

Technical Parameters:

Name	Hydraulic locking fluid control check valve
Model	DG4V-3-0A-U-H-100-3
Material	Iron
Usage	hydraulic control systems
Material	Cast Iron
Weight	2.5KG
type of connection	thread
Operating temperature	hyperthermia
Color	standard
Size	Standard