OnGcekż/w-GW, O2nGcekż/w-GW 3.6/6 kV

Mining tire ducts with two screens for rated voltage 3.6 / 6 kV.

Construction:

• Working and auxiliary veins: Copper tinned multi-wire class 5 acc. PN-EN 60228, protective conductor are connected screens of working and auxiliary conductors
• Separator: On operating conductors made of polyester film or other non-hygroscopic material
• Insulation: Working and auxiliary veins as well as sheaths of auxiliary veins made of ethylene-propylene rubber type IEP according to PN89 / E-29100. Thickness of insulation of 3.4 mm working cores, 1 mm auxiliary
• Color of insulation:
• Working: natural, red, blue
• Auxiliary: 2 blue, 2 natural, 2 red
• Screen: Metallic in the form of a braid made of tinned copper wires and plastic yarn with a coverage density of at least 65%, directly on a non-metallic screen, i.e. a non-hygroscopic conductive tape with a resistivity at 20 ° C, max. 2000 Ω x cm
• Spacer: Three-armed conductive rubber type P according to PN-89 / E-29100
• Inserts: P vulcanised rubber according to PN-89 / E-29100
• Inner coating: Made of ON5 type rubber according to PN-89 / E-29100
• General screen: Metallic made in the form of a braid made of tinned copper wires and plastic yarn placed on a non-metallic screen. The geometric cross-section of the copper wire screen is at least 6 mm²
• Tire color: Black or red

Characteristic:

• Application: For mobile receivers in underground mines
• Explanation of the conductor symbol: O2nGcekż / w-GW - power cable with copper conductors with insulation made of ethylene-propylene rubber (Gc), rubber tire resistant to flame spread (On), with individually shielded copper wires (ekż) and general screen with copper wire (w), mining wire (G), with longitudinal seal (GW) two-layer tire with reinforcement braid made of plastic (O2n)
• Example of wire marking: OnGcekż / w-GW 4-wire cable for 3.6 / 6 kV voltage with a section of 70 mm² working wires, protective conductor 25 mm²; Wire OnGcekż/w-G 3.6/6 kV 3x70+25 mm² ZN-KFK-011:1999
• Maximum working cable temperature: + 90 °C
• Ambient temperature: -30 °C to + 50 °C
• The minimum recommended bending radius: 4D or 2.5D (D - cable diameter)
• Assay voltage:
• Working cores: 11 kV alternating current, 26.4 kV direct current
• Auxiliary veins: 2 kV alternating current and 4.8 kV direct current
• Packing: On drums
• Standard length: 250 m

Compliant with: ZN-KFK- 011/1999

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