Xi'an ZZ Top Oil Tools Co.,Ltd is one of the top level emergency shutdown system manufacturers and suppliers, with professional factory, we are able to produce API and oilfield well surface testing ESD, welcome to contact us.
The Emergency Shutdown System-ESD control system is the long-range capital equipment which controls the surface safety valve / SSV. It is mainly make up by the control cabinet, manage ducts, etc. The surface safety valve(SSV), for often closing type. When use, The ESD control system urges the surface safety valve / SSV to be opened through the pressure medium. If keep driving the pressure, the surface safety valve/SSV will be in the state of opening all the time.
Emergency Shutdown(ESD) system Specification
Pneumatic Source Pressure |
0.1~1.0Mpa |
Non-Continuous Max. Pressure |
46Mpa |
Continuous Max. Pressure |
35Mpa |
Flow rate |
1.36 l/min |
Pressure ratio |
1:46 |
SSV Drive pressure |
21Mpa |
ESD Max. Working pressure |
35Mpa |