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8.7/15KV Medium Voltage Single Core Power Cable Unarmoured IEC 60502/60228 (CU/XLPE/LSZH/NYY/N2XY))

Minimum Order Quantity : 300 meters Packaging Details : Wooden drum, wood and steel drum,as customer's request
Delivery Time : 12 days Payment Terms : L/C, T/T,
Place of Origin: Henan, China Brand Name: Zhenglan cable
Certification: 3C; ISO 9001:2015, ISO 14001:2005, OHSAS 18001:2007 Model Number: 8.7/15KV Single Core Power Cable (Unarmoured)

Detail Information

Material: CU Out Sheath Color: Black Or Customized
Core: 1 Cable Mark: Ink Printing Or Embossing Content Customized
Cable Drum Length: 300~450 Meter Per Drum Characted: Unarmoured
High Light:

medium voltage underground cable

,

multi conductor power cable

Product Description

8.7/15KV Medium Voltage Single Core Power Cable (Unarmoured) , Insulated Cable according to IEC 60502/60228(Nominal Section:1*25~1*630mm²)

 

APPLICATIONS:

The single core cables are designed for distribution of electrical power with nominal voltage Uo/U ranging from 3.8/6.6KV to 19/33KV and frequency 50Hz. They are suitable for installation mostly in power supply stations, indoors and in cable ducts, outdoors, underground and in water as well as for installation on cable trays for industries, switchboards and power stations.

 

STANDARD:

BS 6622

BS 7835 (LSZH Version)

 

Noted:Single Core Cables to BS 6622/BS 7835/IEC 60502/VDE 0276

 

CONSTRUCTION:

Conductor: Plain annealed copper or aluminium complying with IEC 60228/BS 6360. Copper conductors shall be stranded (class 2) and aluminium conductors shall be either solid or stranded (class 2).

Conductor Screen: Extruded layer of semi-conducting cross-linkable compound is applied over the conductor and shall cover the surface completely. The minimum thickness is 0.3mm and the maximum resistivity shall not exceed 500 Ohm-m at 90°C.

Insulation: Insulation is of cross-linked polyethylene compound XLPE (GP8) conforming to BS 7655-1.3 , conforming to BS 7655-1.2.
 

Cables Properties

Special features which we can offer for MV cables:

l Watertight construction (both radial and longitudinal).

l Lead sheath available for options.

l Resistant to heavy vibration.

l Available in long delivery lengths to reduce number of joints.

l Copper or aluminum conductor up to 630mm².

l Metallic sheath and radial moisture barrier made of copper wire or tape.

l Different options for outer PE jackets (LDPE, MDPE & HDPE).

l Different options for LSF, LSZH & FRPVC, being anti-termite or UV resistant as per BS 7835, IEC 60332 etc.

l Strippable insulation screen.

l Metallic screen made of multiple layers of copper tapes or a combination of copper wires and tapes to increase the earth fault current carrying capacity.

l Increased armour conductivity by insertion of hard drawn copper wires in armour.

 

Cable Construction:

medium voltage cables are manufactured using the monosil process. We provide the highly specialized plant, state-of-the-art research facilities and meticulous quality control procedures that are required for the manufacturing of PVC insulated cables for use up to 6KV and XLPE/EPR insulated cables for use at voltages up to 35 KV. The materials are all kept in cleanliness-controlled conditions throughout the production process in order to ensure the absolute homogeneity of the finished insulation materials.

 

Conductors

Either aluminium or copper conductors are used. Conductors up to 630mm² will be circular, compacted & stranded and shall comply with IEC 60228 class 2. 630mm² conductor will be circular stranded type on which a layer of semi-conducting tape will be applied.

 

Insulation

This will be an extruded layer of XLPE applied over conductor screen under triple extrusion process along with conductor screen and insulation screen.

 

Insulation Screen

This will be a layer of semi-conducting crosslinkable compound which will be applied by triple extrusion process over the insulation.

 

Over Sheath

An extruded layer is applied over the armour in case of armoured cables and over laid up cores in case of unarmoured cables. Outer sheath material can be either PVC, PE, HDPE or MDPE. our

medium voltage cables are normally supplied with red PVC over sheaths complying with BS 6622 or IEC 60502. Other colors may be provided to suit a range of installation considerations such as the effect of UV radiations and differing soil compositions. Anti-termite formulations can also be supplied in addition to graphite-coated over sheaths where on-site testing of the sheath is required.

 

Fire Performance on Cable Sheaths:

Cables can also be supplied with special flame retardant PVC over sheaths to comply with the IEC 60332 standard. We can also supply cables with Low Smoke Halogen Free (LSZH) sheaths according to BS 7211 and BS 6724 standards or other equivalent international standards.

8.7/15KV Medium Voltage Single Core Power Cable Unarmoured IEC 60502/60228 (CU/XLPE/LSZH/NYY/N2XY)) 0
Cable Parameters:
8.7/15 Medium Voltage Single Core Power Cable (Umamoured)

Nom.
Cross-Section
Area
Unarmoured Cables
Nom.Insulation
Thickness
Copper Tape Thickness Copper Wire Screen Area Nom. Sheath Thickness Approx. Overall Diameter kg/km
mm² mm mm mm² mm mm
25 4.5 0.1 16 1.8 22 640 480
35 4.5 0.1 16 1.8 23 760 540
50 4.5 0.1 16 1.8 24 900 610
70 4.5 0.1 16 1.8 26 1140 710
95 4.5 0.1 16 1.8 27 1420 830
120 4.5 0.1 16 1.9 29 1700 950
150 4.5 0.1 25 1.9 31 1990 1070
185 4.5 0.1 25 2 32 2380 1230
240 4.5 0.1 25 2.1 35 3010 1490
300 4.5 0.1 25 2.1 37 3620 1720
400 4.5 0.1 35 2.2 41 4490 2070
500 4.5 0.1 35 2.3 43 5460 2460
630 4.5 0.1 35 2.4 48 6790 2590

 

Why Choose Zhenglan Cable:

  • OEM/ODM services provided;
  • Products comply with GB, IEC, BS, ASTM, DIN, VDE and JIS standards; Customer standard requirments Accepted;
  • Certified to ISO 9001:2015, ISO 14001:2015 and OHSAS 18001:2007;
  • Registered capital of $30 million and factory covers an area of 60,000㎡;
  • Advanced test equipment and procedures, 100% inspection before factory;
  • Enough stocks and the higest efficient shipping time guarranteed;
  • Professional pre-sales and after-sales services provided.

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worldmarket@zhenglancable.com