HV&EHV Submarine Cable-Single Core

Submarine power cable are used for interconnection of offshore power fields, tidal wave locale, wind mill and offshore oil&gas platforms and also islands.

Certificate :

ISO 9001 ISO 14001 ISO 45001

Manufacturing Capacity :

300km/Month

Packaging Details :

Metal Drum or Shipboard

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Product Description

Submarine power cable are used for interconnection of offshore power fields, tidal wave locale, wind mill and offshore oil&gas platforms and also islands. The voltage for such application are usually uses the single or three cores XLPE cables.

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Product Application

Product Application

Product Application

Product Application

Product Structure

Conductor

– Water blocking conductor

Conductor Screen

– Semi-conductive compound

Insulation

– Cross linked polyethylene (XLPE)

Insulation Screen

– Semi-conductive compound

Tape

– Semi-conductive water blocking conductor

Metallic Screen/Sheath

– Lead sheath

Sheath

– Semi-conductive PE sheath

Inner Serving

Armored

– Stainless steel wire armored

Outer Sheath

– Polypropylene yarns

Standard

CIGRE TB 490 and other standard and customized cable

Voltage Grade

38/66(72.5)kV
64/110(125)kV
76/132(145)kV
87/150(170)kV
120/220(252)kV
290/500(550)kV

Core Of Number

Single core

Voltage Test

66~220kV:
AC Voltage Withstand: 2.5U0/30min,No breakdown
Partial discharge test:1.5U0,≯10pc
500kV:
AC Voltage Withstand: 2.0U0/60min,No breakdown
Partial discharge test:1.5U0,≯10pc

Specification

Table 1 Single-core Optical Fiber Composite Submarine Cable 64/110kV

Size	Max. Conductor resistance		Amps			Approx. O. D.	Approx. O. D. weight	Inductance	Capacitance
mm2	20℃ DC Ω/km	90℃ AC Ω/km	Seabed	Land	Intertidal	mm	kg/km	mH/km	uF/km
1×240	0.0754	0.098	574	431	523	108.5	27825	2.18	0.125
1×300	0.0601	0.078	625	465	566	109.8	28845	2.15	0.135
1×400	0.047	0.062	682	502	614	111.2	30196	2.12	0.153
1×500	0.0366	0.05	736	537	658	113.7	32039	2.09	0.169
1×630	0.0283	0.04	791	573	703	116.2	34176	2.06	0.186
1×800	0.0221	0.033	843	606	747	119.7	37103	2.03	0.207
1×1000	0.0176	0.028	893	639	788	124.2	40709	2	0.223
1×1200	0.0151	0.021	1003	713	882	129.5	44690	1.97	0.242
1×1400	0.0129	0.018	1048	743	919	133.3	48103	1.94	0.256
1×1600	0.0113	0.016	1083	765	948	136.9	51436	1.91	0.269

Table 2 Single-core Optical Fiber Composite Submarine Cable 127/20kV

Size	Max. Conductor resistance		Amps			Approx. O. D.	Approx..O. D. weight	Inductance	Capacitance
mm2	20℃ DC Ω/km	90℃ AC Ω/km	Seabed	Land	Intertidal	mm	kg/km	mH/km	uF/km
1×400	0.047	0.062	722	475	619	135.7	41660	1.77	0.117
1×500	0.0366	0.05	791	513	670	138.9	44030	1.74	0.124
1×630	0.0283	0.04	855	545	717	140.3	45795	1.72	0.136
1×800	0.0221	0.033	918	577	717	142.7	48338	1.69	0.151
1×1000	0.0176	0.028	958	601	790	144.9	51074	1.67	0.166
1×1200	0.0151	0.021	1062	648	866	150.2	55409	1.64	0.179
1×1400	0.0129	0.018	1110	675	905	155.4	59710	1.63	0.188
1×1600	0.0113	0.016	1156	697	936	159	63297	1.62	0.197
1×1800	0.0101	0.015	1192	715	962	162	66616	1.61	0.205
1×2000	0.009	0.014	1313	786	1059	169.4	77314	1.6	0.213
1×2200	0.0083	0.013	1340	799	1078	172.1	80606	1.59	0.22
1×2500	0.0073	0.012	1384	821	1110	176.2	85630	1.58	0.23