11kv 33kv Al/XLPE/PVC/Swa/PVC Cable 3X185 mm2 Underground Cable

1. Product Parameters

1. Rated voltage: Uo/U 6.35/11kV and 19/33kV

2. Conductor: Class 2 stranded aluminum per IEC 60228, 185mm²

3. Conductor screen: Semi-conductive layer, 0.8mm thick

4. Insulation: XLPE, 3.4mm for 11kV, 10.5mm for 33kV

5. Insulation screen: Semi-conductive layer, 0.8mm thick

6. Metallic screen: Copper tape

7. Armor: Double-layer galvanized Steel Tape, gap ≤50%

8. Outer sheath: Black PVC, 3.0mm thick

9. Continuous operating temp: 90℃

10. Short-circuit temp: 250℃ (max 5s)

2. Key Features

1. Dry-cure XLPE process ensures pure insulation

2. Lightweight Aluminum Conductor (40% lighter than copper)

3. Double steel tape armor provides 360° protection

4. Certified to IEC 60502 and GB/T 12706

5. Flame retardant per IEC 60332-1

6. Termite resistant per BS EN 50264-2-1

3. Typical Applications

1. Urban Underground Cable networks

2. Industrial park main Power Lines

3. Substation outgoing cables

4. Direct burial with mechanical stress

5. Power transmission in corrosive soil

4. Manufacturing Process

1. 54-basket strander for conductors (compression rate ≥0.9)

2. CCV triple extrusion for insulation system

3. Armor overlap ≥50% with auto-tension control

4. 3.5U0/5min voltage withstand test

5. Partial discharge <10pC at 1.73U0

5. Packaging & Shipping

1. Reinforced steel-wood cable drums

2. Drum size: 3.2m diameter × 2.4m width

3. Length per drum: ~500m (11kV), ~300m (33kV)

4. Transport protection: Waterproof covers + end seals

5. Max stacking: 2 layers (with wooden spacers)

6. Service Support

1. 15-year product warranty

2. Free 15-meter samples available

3. Installation design services

4. 24/7 technical hotline

5. Third-party witness testing support