Cold resistant wind energy cable 1 * 25

Cold resistant wind energy cable 1 * 25Characteristics and Applications:

Suitable for wind turbine tower, rated voltage (690V) and system, suspended torsion field cooperation as power transmission cable.

Cold resistant wind energy cable 1 * 25Usage conditions:

FDEH wind energy cable

1. Rated voltage: U0/U is,.

2. Temperature range for cable usage:

Fixed installation: -40~90 ℃.

3. The maximum working temperature of the cable conductor is 90 ℃.

4. During a short circuit (maximum duration not exceeding 5 seconds), the maximum temperature of the cable conductor shall not exceed 250 ℃.

5. Cable bending radius: not less than 6 times the outer diameter of the cable.

6. The cable can pass 10000 torsion tests at room temperature.

FDEH wind energy cable

3、 Product: TICW/01-2009 or technical agreement requested by the user

1. Conductor: made of oxygen free copper wire or tin plated copper wire, with a structure that meets the requirements of Class 5 in GB/T3956-2008;

2. Insulation: Made of ethylene propylene rubber, with performance in line with XJ-30A insulation adhesive; Or use silicone rubber with performance in line with XJ-80A insulation adhesive.

3. Sheath: Made of chlorinated polyethylene rubber, with performance in line with XH-03 type sheath rubber; Alternatively, flame-retardant silicone rubber with performance in line with XJ-80A insulation adhesive can be used.

4. Special designs can also be made according to the user's on-site cable usage requirements. The conductor shall comply with the requirements of the fifth type of non tinned conductor specified in IEC60228.

The surface of the conductor should be smooth, free of oil stains, burrs that damage the insulation, and protruding or broken single wires.

Isolation layer

Each conductor is covered with an isolation layer made of suitable material.

Insulated FDEH wind energy cable

The nominal value of insulation thickness should comply with the provisions of IEC 60227-7, and the average value of insulation thickness should not be less than the nominal value. The thickness at the thinnest point should not be less than 90% -0.1mm of the nominal value

The insulation adopts PVC insulation, and its performance should comply with the requirements of PVC/D type insulation materials specified in Table 1 of IEC 60227-1. The insulation should be tightly extruded onto the conductor and should be easy to peel off without damaging the insulator, conductor, or coating. The insulation surface should be flat and have a uniform color.

The insulated wire core shall be identified by numerical symbols and shall comply with the provisions of DIN VDE 0293. The yellow green grounding wire shall be placed on the outermost layer of the cable core (for cables with 3 or more cores).

Shielding

The shielding layer is woven with tin plated copper wire, and the weaving density should not be less than 85%.

Sheath

The nominal value of the sheath thickness shall comply with the provisions of IEC 60227-7, and the average value of the outer sheath shall not be less than the nominal value, with the thinnest part having a thickness not less than 85% -0.1mm of the nominal value

The sheath shall be made of soft PVC composite material, and its performance shall comply with the provisions of Table 2 in IEC 60227-1 for PVC/ST5 type. The sheath should be tightly extruded onto the twisted insulation core or coating, and the surface of the outer sheath of the cable should be smooth and uniform in color.

The outer diameter of the cable shall comply with the provisions of IEC 60227-7. The sheath color is gray or black.

Finished cable

The DC resistance value of the conductor of the finished cable at 20 ℃ should not exceed the provisions of IEC60228.

Finished cables and insulated wire cores should be able to withstand the specified AC rated voltage of 2500V withstand voltage test, with no breakdown occurring within 5 minutes.

The insulation resistance of the finished cable core should not be less than 20M Ω• km

The mechanical and physical properties of finished cable insulation shall comply with the provisions of IEC 60227-1.

The mechanical and physical properties of the finished cable sheath shall comply with the provisions of IEC 60227-1.

Finished cables should be able to pass the combustion test specified in EN 50265-2-1 or IEC 60332-1.

The shielding impedance of the finished cable at 20 ℃ should not exceed 10 Ω/km.

1） Purpose:

The product is suitable for wind turbine and fixed installation tower cargo in wind power generation equipment, as well as similar situations, for wind power generation with twisted flexible cables of 1.8/3kV and below.

2） Model and Name FDEH Wind Energy Cable

1. The meaning of model code

Wind power cable series code FD

Flame retardant Class C ZC (if requested by the user)

Low smoke halogen-free flame retardant Class CWDZC (as requested by the user)

Copper conductor (T) omitted

Ethylene propylene rubber insulation or other equivalent synthetic elastomer insulation E

Silicone rubber rubber or its equivalent mixture for insulation G

Silicone rubber or its equivalent mixture sheath G

Polyurethane elastomer sheath (TPU) U

Chlorosulfonated polyethylene rubber or other equivalent synthetic elastomer sheath H

Chloroprene rubber or other equivalent synthetic elastomer sheath F

Thermoplastic elastomer sheath S

adaptiveZui LowEnvironmental temperature: -55 ℃ (cold resistant type) -55

-40 ℃ (cold resistant type) -40

-25℃： -25