Abstract: A subsea connector cable termination system for terminating a cable comprises a cable core (12) and a cable sheath (11). The termination system comprises a crimp component, the crimp component comprising a crimp body and further comprising two or more integral conductive resilient members (14) adapted to be mounted radially outwardly of the cable core. The termination system further comprises a retainer (18) or one of the crimp body, or the conductive resilient members, are adapted to latch the crimp body. A method of terminating a cable to a connector in a subsea cable connection system is also provided.

Abstract: A termination system includes an ethernet cable including eight conductors, a wire cage coupled to the ethernet cable and including eight arms arranged in a pattern, each arm including a first recess that extends to an end of the arm. Each conductor is associated with one of the arms and includes a portion positioned within the first recess. The termination also includes a connector having eight apertures arranged in the pattern, and eight contact sleeves, each disposed within one of the apertures and sized to receive one of the arms. The conductor associated with each arm is in electrical contact with the associated contact sleeve, and a termination cap is coupled to the cable.

Abstract: An electrical connector for supplying power to electrical equipment includes a first connector part with an electrically conductive pin and an insulating layer, and a second connector part with a socket. The electrically conductive pin in the first connector part is configured for engagement with the socket of the second connector part and for transmitting power or data or both through the electrically conductive pin to the socket part. The insulating layer is in intimate contact with and at least partially covering the electrically conductive pin and electrically insulates the pin from a body of the first connector part of the connector. The insulating layer includes a polymeric material having a repeat unit of formula: —O-Ph-Ph-O-Ph-CO-Ph- (I) and a repeat unit of formula —O-Ph-Ph-O-Ph-SO2-Ph-Ph-SO2-Ph- (II) wherein Ph represents a phenylene moiety; and wherein the repeat units I and II are in the relative molar proportions 95:5 to 80:20.

Abstract: A subsea wet mateable connector plug part includes a plug body, a plurality of data conductor contacts arranged in the plug body and a plurality of power conductor contacts arranged in the plug body. The data conductor contacts include an even number of pairs of data conductor contacts, each pair being aligned orthogonally with respect to an adjacent pair of data conductor contacts. The pairs of data conductor contacts are so arranged as to form a data cluster. The data cluster includes an outer earth screen adapted to maintain an electrical contact with an earth screen of a cable. The power conductor contacts are spaced from one another in the plug body, outside of and remote from the outer earth screen of the data cluster.

Abstract: A subsea wet mateable connector includes a plug and a receptacle. The plug includes a plug body and a shuttle pin moveably mounted in a socket contact. The receptacle includes a receptacle body and a receptacle pin. The connector further including a secondary diaphragm mounted to the plug body and a primary diaphragm mounted to the plug body outside the secondary diaphragm. The primary diaphragm and secondary diaphragm are spaced from one another in a demated state, allowing fluid flow in the space formed therebetween. The primary diaphragm and secondary diaphragm are sealingly engaged in a mated state, forming a continuous protective layer over the receptacle pin in a mated state.

Abstract: A configurable subsea wet-mateable connector includes a receptacle connector body and a plug connector body. The subsea receptacle connector unit includes at least two receptacle inserts chosen from at least one of a power connector unit, a data connector unit, an optical fibre connector unit, a pneumatic connector unit or a fluid connector unit. The subsea plug connector unit includes at least two plug inserts having the same two of a power connector unit, a data connector unit, an optical fibre connector unit, a pneumatic connector unit or a fluid connector unit.

Abstract: A plug part for a subsea connector, the connector includes a plug and a receptacle. The plug part includes one or more female conducting contact assemblies each female conducting contact assembly including a female contact including inner and outer conducting surfaces, the inner conducting surface defining a cavity of the one or more female conducting contact assemblies and each female contact unit further including a shuttle pin adapted to receive a male contact pin of a receptacle. The female contact assembly further includes a solid insulator mounted radially outward of the external surface and forming an annulus between the outer surface of the female contact and an inner surface of the solid insulator and an orifice between the cavity and the annulus.

Abstract: An ROV, diver, or stab, wet mateable connector plug front end housing includes a housing front section; a locator mount section; and a seal section axially in series with one another. The housing front section includes a plug coarse alignment feature on an outer surface of the housing front section, adjacent to a front surface of the housing front section and radially outward of a central axis of the housing. There is a circumferential groove on the outer surface of the housing front section, axially displaced from and rearward of the coarse alignment feature, the groove being adapted to receive a latch of a wet-mateable connector receptacle front end housing. The plug coarse alignment feature includes a bullnose feature. A plug fine alignment feature is formed in the outer surface of the housing front section, aligned with and located radially outward of the central axis of the housing.

Abstract: A dry mate cable connection includes a data cable. The data cable includes a plurality of electrical conductors and at least one electrically insulating outer layer surrounding each data conductor, whereby the data conductors are electrically insulated from one another. The cable includes a termination end. The outer layer of each conductor is physically in contact with an outer layer of an adjacent conductor, except at the termination end. The plurality of electrical conductors at the termination end are physically separated from one another by a single electrically insulating overmoulded cable termination housing. The housing is in contact with at least part of the electrically insulating layers of each of the electrical conductors.

Abstract: An electrical connector for supplying power to electrical equipment includes a first connector part with an electrically conductive pin and an insulating layer, and a second connector part with a socket. The electrically conductive pin in the first connector part is configured for engagement with the socket of the second connector part and for transmitting power or data or both through the electrically conductive pin to the socket part. The insulating layer is in intimate contact with and at least partially covering the electrically conductive pin and electrically insulates the pin from a body of the first connector part of the connector. The insulating layer includes a polymeric material having a repeat unit of formula: —O-Ph-Ph-O-Ph-CO-Ph- (I) and a repeat unit of formula —O-Ph-Ph-O-Ph-SO2-Ph-Ph-SO2-Ph- (II) wherein Ph represents a phenylene moiety; and wherein the repeat units I and II are in the relative molar proportions 95:5 to 80:20.

Abstract: A subsea connector cable termination system for terminating a cable comprises a cable core (12) and a cable sheath (11). The termination system comprises a crimp component, the crimp component comprising a crimp body and further comprising two or more integral conductive resilient members (14) adapted to be mounted radially outwardly of the cable core. The termination system further comprises a retainer (18) or one of the crimp body, or the conductive resilient members, are adapted to latch the crimp body. A method of terminating a cable to a connector in a subsea cable connection system is also provided.

Abstract: A configurable subsea wet-mateable connector includes a receptacle connector body and a plug connector body. The subsea receptacle connector unit includes at least two receptacle inserts chosen from at least one of a power connector unit, a data connector unit, an optical fibre connector unit, a pneumatic connector unit or a fluid connector unit. The subsea plug connector unit includes at least two plug inserts having the same two of a power connector unit, a data connector unit, an optical fibre connector unit, a pneumatic connector unit or a fluid connector unit.

Abstract: A subsea wet mateable connector includes a plug and a receptacle. The plug includes a plug body and a shuttle pin moveably mounted in a socket contact. The receptacle includes a receptacle body and a receptacle pin. The connector further including a secondary diaphragm mounted to the plug body and a primary diaphragm mounted to the plug body outside the secondary diaphragm. The primary diaphragm and secondary diaphragm are spaced from one another in a demated state, allowing fluid flow in the space formed therebetween. The primary diaphragm and secondary diaphragm are sealingly engaged in a mated state, forming a continuous protective layer over the receptacle pin in a mated state.

Abstract: A plug part for a subsea connector, the connector includes a plug and a receptacle. The plug part includes one or more female conducting contact assemblies each female conducting contact assembly including a female contact including inner and outer conducting surfaces, the inner conducting surface defining a cavity of the one or more female conducting contact assemblies and each female contact unit further including a shuttle pin adapted to receive a male contact pin of a receptacle. The female contact assembly further includes a solid insulator mounted radially outward of the external surface and forming an annulus between the outer surface of the female contact and an inner surface of the solid insulator and an orifice between the cavity and the annulus.

Abstract: A subsea wet mateable connector plug part includes a plug body, a plurality of data conductor contacts arranged in the plug body and a plurality of power conductor contacts arranged in the plug body. The data conductor contacts include an even number of pairs of data conductor contacts, each pair being aligned orthogonally with respect to an adjacent pair of data conductor contacts. The pairs of data conductor contacts are so arranged as to form a data cluster. The data cluster includes an outer earth screen adapted to maintain an electrical contact with an earth screen of a cable. The power conductor contacts are spaced from one another in the plug body, outside of and remote from the outer earth screen of the data cluster.

Abstract: An ROV, diver, or stab, wet mateable connector plug front end housing includes a housing front section; a locator mount section; and a seal section axially in series with one another. The housing front section includes a plug coarse alignment feature on an outer surface of the housing front section, adjacent to a front surface of the housing front section and radially outward of a central axis of the housing. There is a circumferential groove on the outer surface of the housing front section, axially displaced from and rearward of the coarse alignment feature, the groove being adapted to receive a latch of a wet-mateable connector receptacle front end housing. The plug coarse alignment feature includes a bullnose feature. A plug fine alignment feature is formed in the outer surface of the housing front section, aligned with and located radially outward of the central axis of the housing.

Abstract: A dry mate cable connection includes a data cable. The data cable includes a plurality of electrical conductors and at least one electrically insulating outer layer surrounding each data conductor, whereby the data conductors are electrically insulated from one another. The cable includes a termination end. The outer layer of each conductor is physically in contact with an outer layer of an adjacent conductor, except at the termination end. The plurality of electrical conductors at the termination end are physically separated from one another by a single electrically insulating overmoulded cable termination housing. The housing is in contact with at least part of the electrically insulating layers of each of the electrical conductors.

Abstract: A subsea electrical connector or electrical cable having a conductor, an insulator coaxial with the conductor; and at least one of a volumetric compensating diaphragm located radially outwardly of the insulator, or a termination boot. The diaphragm or termination boot has a compound layer, the compound layer includes a graphene nano-platelet additive incorporated into a cross-linked polymer matrix to produce a polymer composite.

Abstract: A method for determining an operational state of a subsea connector unit, wherein the method includes: providing at least one operational value and/or a plurality of operational values of at least one operational parameter describing a specific operational condition at at least one selected location of the subsea connector unit and comparing the at least one provided operational value and/or the plurality of provided operational values and/or at least one derivative derived from the at least one provided operational value and/or at least one derivative derived from the plurality of provided operational values with at least one predefined reference and thus determining an operational state of the subsea connector unit on the basis of the comparison. An assembly monitors an operational state of a subsea connector unit and a subsea connector unit has the assembly.

Abstract: A connector part of a connector unit, wherein the connector unit has a male part and a female part, including at least one volume compensating arrangement with at least a first flexible layer and at least a first chamber. The at least first flexible layer at least partially encases the at least first chamber. The at least one flexible layer includes at least one thermoplastic material.