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Also what the symbol of4/3 DCV means?
directional control valve are most fundamental parts in hydraulic machinery the allow fluid fllow into diffrent paths from one or more source they usually consists of a spool in side cylender wich is mechanically or electrically controlled
Hand lever directional control valve, solenoid operated directional control valve. The valve will have different types of spools such as C,E,G,J,H S depending upon the application.The cdirectional control valve will have two package system or three package system.
The Direction Control Valves are classified:
1. Based on No. of inlet & outlet ports .
2. Based on actuation used.
Based on the number of inlet & outlet Port the types are :
a)2/2 Valve
b)3/2 Valve
c)4/2 Valve
d)5/2 Valve
e)5/3 Valve
Based on the actuation used types are:
a) Solenoid operated (Electrical)
b) Pilot operated (Operated by Air)
c) Ultrasonic
d) Mechanically operated
e) Manually operated
There are many different types and classified in different ways.
Also classified according to position of switches and types of ports. Example:2 way2 position valve and4 way2 position valves.