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Subsea cable assembly

Subsea cables are available in two versions - normal (terminated with connectors at both ends) and pigtail (connector on one end only) - and can be supplied in various lengths.

Normal

Cable assembly overview

For subsea normal cables with connectors at both ends, the assembly consists of three parts:

  • Connector A: SubConn straight plug, 8-pin. Female (MCIL8F) or male (MCIL8M). Connects to the MRU.

  • Connector B: SubConn straight plug, 8-pin. Female (MCIL8F) or male (MCIL8M). Connects to the system output.

  • Cable (C): 4 × twisted pairs, length = 2-50m. For more information about the cable, see here .

subsea_normal_xx_m.png

Supported cable lengths and associated product numbers for subsea normal cables are given below. For complete cable product list, see here .

SUBSEA NORMAL CABLE PRODUCT LIST

LENGTH [m]

PRODUCT NUMBER

2

30121

5

30122

10

30123

20

30124

50

30125

SubConn connector view

Overview of female and male connectors, both supported for the subsea normal cable.

subconn_female_male_connector.png

Pinout diagram

Pinout diagram specifying the cable assembly from connector A to connector B, including pin number, wire color, and gauge/pair connections.

SUBSEA NORMAL CABLE ASSEMBLY PINOUT DIAGRAM

PIN (connector A)

COLOR

PAIR

PIN (connector B)

1

Black

Pair 1 & shield

1

2

White

Pair 1

2

3

Red

Pair 2

3

4

Green

Pair 2

4

5

Orange

Pair 3

5

6

Blue

Pair 3

6

7

White/black

Pair 4

7

8

Red/black

Pair 4

8

Pigtail

Cable assembly overview

For subsea pigtail cables with connectors on one end only, the assembly consists of two parts:

  • Connector A: SubConn straight plug, 8-pin. Female (MCIL8F) or male (MCIL8M). Connects to the MRU.

  • Cable (C): For more information about the cable, see here .

subsea_pigtail_xx_m.png

Supported cable lengths and associated product numbers for subsea normal cables are given below. For complete cable product list, see here .

SUBSEA PIGTAIL CABLE PRODUCT LIST

LENGTH [m]

PRODUCT NUMBER

2

30126

5

30127

10

30128

20

30129

50

30130

SubConn connector view

Overview of female and male connectors, both supported for the subsea pigtail cable.

subconn_female_male_connector - Copy.png

Pinout diagram

Pinout diagram specifying the pigtail cable assembly, including pin number, wire color, and gauge/pair connections.

SUBSEA PIGTAIL CABLE ASSEMBLY PINOUT DIAGRAM

PIN (connector A)

COLOR

PAIR

1

Black

Pair 1 & shield

2

White

Pair 1

3

Red

Pair 2

4

Green

Pair 2

5

Orange

Pair 3

6

Blue

Pair 3

7

White/black

Pair 4

8

Red/black

Pair 4

MRU signal diagram

To find the associated MRU signal diagram, check out section “MRU Subsea signal diagram” here .

Junction box signal diagram

To find the associated junction box diagram compatible with subsea normal and pigtail cables, check out the signal diagrams for junction box 2.0/3.0 here .

Connector compatibility

Both connector A and connector B can be either male or female, and they share the same internal pinout arrangement. Hence, they are mutually compatible. This applies to both normal and pigtail cable assemblies.