IEC60092 STANDARD Offshore & Marine Cables 
MariFlex Marine Fire Resistant Power & Control Cables

MariLan Marine Lan Data & Communication Cables

Cat 7 S/FTP 23AWG 4P/8P

Cat 7 S/FTP 23AWG 4P/8P

Application
These Cat7 S/FTP cables are manufactured in accordance with IEC 61156-5 requirements, can support all Class F applications like Ethernet, Fast Ethernet, Gigabit Ethernet, suitable for voice, data, CATV and sharing application installations up to 600MHz.

Standards
 EN 50173-1
 EN 50288-4-1
 ISO/IEC 11801
 IEC 61156-5
 IEC 60332-1 (for LSOH & FRLSOH Sheath)
 IEC 60754-2 (for LSOH & FRLSOH Sheath)
 IEC 61034 (for LSOH & FRLSOH Sheath)
 IEC 60332-3-24 (for FRLSOH Sheath)

Cat 7 S/FTP 23AWG 4P/8P

Construction
 Conductors: Solid bare copper conductor.
 Insulation: Foam skin PE.
 Twinning: Two coloured insulated conductors twisted together to form a pair.
 Individual Screen: Al/polyester tape.
 Overall Screen: Tinned copper wire braid.
 Outer Sheath: LSOH/FRLSOH.

Core Identification
Pair 1: White, Blue
Pair 2: White, Orange
Pair 3: White, Green
Pair 4: White, Brown

Electrical Properties

Maximum Loop Resistance

Ω/km

165

Maximum Resistance Unbalance

 

2%

Minimum Insulation Resistance (500V)

MΩ.km

2000

Nominal Mutual Capacitance @800Hz

nF/km

43

Maximum Capacitance Unbalance (pair to ground)

pF/km

1500

Characteristic Impedance @1-100MHz

Ω

100 ± 5

Nominal Velocity of Propagation

 

ca. 79%

Maximum Propagation Delay

ns/100 m

427

Maximum Delay Skew

ns/100 m

12

Maximum Transfer Impedance @1MHz

mΩ /m

5

Maximum Transfer Impedance @10MHz

mΩ /m

5

Maximum Transfer Impedance @30MHz

mΩ /m

10

Minimum Coupling Attenuation

dB

85

Nominal Transmission Characteristics @20℃

F

Attenuation

NEXT

PS-NEXT

ACR

PS-ACR

ELFEXT

PS-ELFEXT

Return Loss

MHz

dB/100m

dB

dB

dB/100m

dB/100m

dB/100m

dB/100m

dB

1

1.8

100

97

98

95

105

105

20.5

4

3.4

100

97

97

94

105

102

27

10

5.4

100

97

95

92

97

94

30

16

6.8

100

97

93

90

93

90

30

20

7.7

100

97

92

89

91

88

30

31.2

9.6

100

97

90

87

87

84

30

62.5

13.7

100

97

86

83

81

78

30

100

17.4

100

97

83

80

77

74

30

125.0

19.5

95

92

75

72

75

72

26

155.5

21.9

94

91

72

69

73

70

26

175.0

23.3

93

90

70

67

72

69

25

200.0

25.0

92

89

67

64

71

68

25

250.0

28.1

90

87

62

59

69

66

24

300.0

30.9

89

86

58

55

67

64

24

450.0

38.3

87

84

48

45

64

61

23

600.0

44.8

85

82

40

37

61

58

22

750.0

52.0

83

80

31

28

59

56

21

900.0

59.4

82

79

23

20

58

55

20

1000.0

63.1

80

77

17

14

57

54

20

Mechanical and Thermal Properties
Bending Radius: 8×OD (during installation); 4×OD (fixed installed)
Temperature Range: -20℃ ~ +60℃

Dimensions and Weight

Part No.

Construction
No. of elements×No. of cores in element×Cross
section(mm²)

Nominal
Insulation Thickness mm

Nominal Sheath Thickness mm

Nominal Overall Diameter mm

Nominal Weight kg/km

MLN-S/FTPCAT74P23

4×2×23AWG

0.41

0.75

7.5

75

MLN-S/FTPCAT78P23

2×(4×2×23AWG)

0.41

0.75

7.5×15.0

150