BOP Close Unit

  • Different models of BOP close units available
  • Both electric and/or pneumatic pumps equipped, operated automatically
  • Driller’s console with controls available and remote control console furnished optionally
  • Alarming system available on the system
  • ​Conforming to API Spec 16A

Product Specifications For BOP Close Unit



Working pressure


Controlled object quantity

1 each annular BOP, 3 each ram BOPs, 2 each hydraulic gate vale, and 1 each standby

Remote control console

12000mm(L)x3000mm(W)x2610mm(H) ,weight:14t

Oil tank effective volume


Electric pump

2 x11gal)/min?3000psi,18.5KW

Air pump output @ pressure

3 each 2.1gal/min @1500psi

Air source


Accumulator volume and structure

21gal x 16,distribute bisymmetrically

Accumulator nitrogen charging pressure


Ram- type preventer control main fold

Manual pressure reducing overflow valve 2000psi, by pass valve start 3000psi

Ring preventer control main fold


Electric pump automatic switch control

Start at 2700psi Start, and stop at 3000psi

Air-operated pump automatic switch control

Start at 2600psi and shutdown at 3000psi

Pressure display, delivery

Three shock proof pressure meter, three gas-operated shock proof pressure sensor:


Hydraulic pressure output interface, input interface

NPT 1x 14 NPT1x1,choose either inside or outside screw thread

Dimensions and weight of driller抯 console

800mmLx450mmWx1800mmH, 150Kg weight

Control function

By pass control 1, pressure reducing valve control 1, three-position four-way turning valve 7

Display function

Air source pressure 1, long distance liquid pressure 3, BOP switch position 7

Air source pressure

>0.6MPa~0.8 MPa(87~116psi)

Control lag time

Less than 2 seconds

Remote control pipe cable


Dimensions  and weight of assistant drill controller

750mm(L)x450mm(W)x1280mm(H)weight:0.12t approx.

Control function

BOP switch position 7

Display function

Air source pressure 1, long distance liquid pressure 3

Air source pressure


Remote control pipe cable


Remote control pipe cable