The drop fuse is made of uninterrupted fiber wet winding

The basic parameters of the drop fuse:

1: Winding angle, 45～65;

2: Fiber content (weight ratio), 70～75%;

3: Density, 2.00 g/cm3;

4: Water absorption rate, less than 0.03%;

5: Axial thermal expansion coefficient, 1.8 E-05 1/K;

6: Glass transition temperature, 110～120 ℃;

7: Chemical resistance. Mineral oil: excellent;

8: Solvent and dilute acid: excellent;

9: Tensile modulus of elasticity, axial 14000 MPa;

10: Tensile strength; axial 280 MPa; circumferential 600 MPa;

11: Shear strength: 150 MPa;

12: Flexural strength: 350 MPa in axial direction;

13: Compressive strength: axial 240 MPa;

14: Relative permittivity 2-3.2;

15: Dielectric loss factor 0.003-0.015;

16: Partial discharge capacity ≤5;

17: Insulation strength: axial 3～6 kV; radial 10～12 kV;

18: Lightning impact: 110 KV

19: Power frequency shock: 50 KV;

20: Heat resistance grade: B, F, H grade

21: Inner diameter>5mm; outer diameter<300mm; length<2000mm.