The hydraulic unit is to open and close the mixing head and to supply the test and switch-over valves unit with actuating energy

The function of the hydraulic unit is to open and close the mixing head and to supply the test and switch-over valves unit with actuating energy.

* The integration board covered the tank which installed with drive motor, pump, flexible coupling, and an integration block including boost valve, limit valve, gauge, pressure switch and manual relief valve, etc

* The manometric switch used for the control the system working pressure; The system is usually at the low pressure circulation and the high pressure maintained condition.