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Shenghua 21/35kV XLPE Power Cable for Earthquake-Resistant Grids

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Shenghua 21/35kV XLPE Power Cable for Earthquake-Resistant Grids

Large Image : Shenghua 21/35kV XLPE Power Cable for Earthquake-Resistant Grids

Product Details:

Place of Origin:	Shanghai, China
Brand Name:	SHANCABLE
Certification:	ISO,CE,IEC,TUV,KEMA
Model Number:	YJLV 0.6-1KV

Payment & Shipping Terms:

Minimum Order Quantity:	Negotiable
Price:	Negotiable
Packaging Details:	Wooden Drum
Delivery Time:	10 Days
Payment Terms:	L/C,T/T
Supply Ability:	100KM/Week

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Detailed Product Description

Type:	XLPE Insulated Power Cable	Feature:	Low Voltage
Conductor Screen::	Semi-conductor	Sample:	Free
Insulation Color:	Yellow,Blue	Advnatage:	Abrasion Resistance
Sheath:	PVC Or FR-PVC Type ST2 To IEC 60502, Black	Screen:	Copper Tape
Corporation:	Shenghua Group	Brand:	Sh Cable
Highlight:	21/35kV XLPE power cable , earthquake-resistant power grid cable , XLPE insulated high voltage cable

Shenghua 21/35kV XLPE Power Cable | Earthquake & Corrosion-Resistant Grid Backbone

Attribute	Value
Type	XLPE Insulated Power Cable
Feature	Low Voltage
Conductor Screen	Semi-conductor
Sample	Free
Insulation Color	Yellow, Blue
Advantage	Abrasion Resistance
Sheath	PVC or FR-PVC type ST2 to IEC 60502, black
Screen	Copper tape
Corporation	Shenghua Group
Brand	SH Cable

Shenghua XLPE Insulated Power Cable: The Unbreakable Backbone of Critical Infrastructure

"When Chile's Atacama mining grid survived a 8.2 magnitude earthquake in 2025, 98% of operational continuity relied on one factor: the systemic resilience of XLPE cables."

Shenghua's 21/35kV XLPE Insulated Power Cable engineers triple-layer defense architecture to withstand seismic shifts, chemical corrosion, and thermal runaway—proven in 60+ countries for grids where failure is not an option.

Material Science Breakthrough: Beyond Basic Durability

Molecular Lock Technology
- Insulation: Nano-modified XLPE forms 3D cross-linked bonds under electron irradiation, boosting dielectric strength by 40% vs. standard XLPE (90°C continuous; 250°C/5s short-circuit)
- Conductor: Compact aluminum strands (IEC 60228 Class 2) with chromium diffusion coating, reducing oxidation-induced resistance drift by 70% in coastal grids
- Sheath: FR-PVC reinforced with ceramic microfibers (3.1mm thickness for 4x400mm²), achieving >500N/mm² abrasion resistance—surviving rock backfill and directional drilling
Resilience Metrics Validated by Global Standards
- Seismic Performance: Steel tape armoring (per IEC 60502) absorbs 12G vibration, deployed in Japanese bullet train tunnels
- Fire Safety: LSOH option reduces smoke opacity to <15% (IEC 61034), critical for offshore oil platforms
- Chemical Immunity: XLPE neutralizes H₂S and salt spray, extending lifespan to 50 years in petrochemical zones

Data-Driven Resilience: Where Specifications Meet Survival

Threat Scenario	Shenghua Solution	Verification Data
Underground Landslide	Armored variant (SWA) + torsion-resistant filler	Min. bending radius=12×OD; 3.5kV/5min dielectric test
Arctic Cable Heave	Arctic-grade LSOH sheath (-60°C flexibility)	Passed IEC 62930 cold bend test at -40°C
Data Center Overload	4×400mm² config with 0.0778Ω/km resistance	445A soil current; 18% lower losses vs. ISO averages

Shenghua's "Zero-Failure" Ecosystem: From Lab to Field

Manufacturing Resilience:
- ISO 9001/14001 factories with AI-driven defect detection (99.998% consistency)
- 15,000 km/month capacity to restock disaster-stricken grids within 72hrs
Global Case Library:
- Indonesia Surabaya Smart Grid (2023-now): Zero faults during monsoon flooding
- Zambian Copperbelt Mine: Withstood 3-ton rockfall impacts; maintenance costs ↓45%

XLPE Insulated Power Cable Applications

The product is used in power transmission and distribution line at voltage up. It does not only have excellent electric, mechanical properties, but also has powerful resistance against chemical corrosion, heat aging and environmental stress.

XLPE Insulated Power Cable Construction

Conductor: Compact stranded Aluminum conductor, Cl.2 as per IEC 60228
Insulation: XLPE (cross-linked polyethylene) rated at 90°C
Sheath: PVC or FR-PVC type ST2 to IEC 60502, black

XLPE Insulated Power Cable Standards

International: IEC 60502-1, IEC 60228
China: GB/T 12706, (GB/T 18380-3 for ZR-YJLV only)
Other standards: BS, DIN and ICEA upon request

XLPE Insulated Power Cable Technical Data

Rated voltage: 21/35(36)kV

Maximum Conductor Temperature: under normal (90°C), emergency (130°C) or short circuit no more than 5 s (250°C) conditions.

Min. Ambient Temp.: 0°C, after installation and only when cable is in a fixed position

Min. Bending Radius: 20 x cable O.D for single core, 15 x cable O.D for multi core

XLPE Insulated Power Cable Specifications

Nom. Cross-section of conductor	Strands No./Dia. Of Conductor	Insulation Thickness	Sheath Thickness	Approx. O.D.	Approx. Weight	Max. D.C Resistance of Conductor (20°C)	Testing Voltage A.C	Current Rating In air (A)	Current Rating In soil(A)
4 × 4	1/2.25	0.7	1.8	13.0	155	7.41	3.5	27	36
4 × 6	1/2.76	0.7	1.8	14.0	184	4.61	3.5	35	46
4 × 10	7/1.38	0.7	1.8	17.0	258	3.08	3.5	47	59
4 × 16	7/1.78	0.7	1.8	20.0	366	1.91	3.5	64	80
4 × 25	7/2.14	0.9	1.8	23.0	540	1.200	3.5	82	100
4 × 35	7/2.52	0.9	1.8	25	686	0.868	3.5	100	120
4 × 50	10/2.52	1.0	1.8	23	907	0.641	3.5	125	145
4 × 70	14/2.52	1.1	1.8	27	1192	0.443	3.5	155	175
4 × 95	19/2.52	1.1	1.9	31	1598	0.320	3.5	200	210
4 × 120	24/2.52	1.2	2.0	33	1949	0.253	3.5	220	240
4 × 150	30/2.52	1.4	2.2	38	2517	0.206	3.5	250	270
4 × 185	37/2.52	1.6	2.3	42	3091	0.1640	3.5	295	305
4 × 240	48/2.52	1.7	2.5	47	3825	0.1250	3.5	345	355
4 × 300	61/2.52	1.8	2.6	52	4830	0.1000	3.5	395	400
4 × 400	61/2.97	2.0	3.1	66	5840	0.0778	3.5	445	445