| 摘要 |
<p>A control and supply unit for an actuating device of a choke, a valve, a blow-out preventer or some other device applied in the field of oil and natural gas production, said unit comprising at least an auxiliary power supply, which is especially rechargeable, and a connecting means used for an exchange of data with and/or for the purpose of voltage supply of the actuating device. The unit is implemented separately from the actuating device. In order to allow a connection to be established from a more remote location to the connecting means, said connecting means is connected via a cable connection to a separate plug connection module arranged on the actuating device.</p> |
