1) work pressure: 21MPa(3000psi)
2)Six control objects:one annular,one semi-closed, onetotally-closed,one blowout and one spare.
3) Shape of control system for surface mounted BOP stacks (with interlining fluting iron room). 5000mm×2100mm×2610mm Total weight: 12t
4)Effective volume of oil tank: 1300L(370USgal).
5)Delivery capacity, pressure and motor power of electric pump: 42L(11gal)/min，21MPa(3000psi),18.5Kw.
6)Delivery capacity, pressure and quantity of pneumatic pump: 8L(2.1gal)/min，40MPa (5700psi)×2.
7)Pressure of air supply of pneumatic pump 0.53-0.8MPa(77-116psi)
8)Nominal volume and structure of the accumulator: 40L(21gal)×12 divided into 4 parts, and mounted symmetrically at two sides.
9)Nitrogen filling pressure of accumulators: 7±0.7MPa(1015±102psi).
10)Control manifold of Ram BOP: Manual pressure reducing and relieving valve:0-14MPa(2000psi) Open Bypass valve: 21MPa(3000psi)
11)Control manifold of annular BOP: Manual pressure reducing and relieving valve0-18MPa(2610psi)
12)Start and stop for electric pump: lower than 18.9MPa(2700psi) for start, and stop at 21MPa(3000psi)
13)Start and stop for pneumatic pump: lower than 18MPa(2600psi) for start, and stop at 21MPa(3000psi)
14)Pressure indicating, transmitting: 3 shock-proof pressure gauge and 3 pneumatic pressure transmitter.