Varsha Cables is committed to providing the highest quality PVC and XLPE insulated heavy-duty low voltage cables. A thorough and rigorous quality assessment procedure is mandatory for every cable that is manufactured.
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RAW MATERIALS
WIRE DRAWING
STRANDING
EXTRUSION INSULATION
CURING
LAYING UP
INNER SHEATH
ARMOURING
OUTER SHEATH
PACKAGING
Quality Assessment Standards
Varsha Cables is committed to providing the highest quality PVC and XLPE insulated heavy-duty low voltage cables. A thorough and rigorous quality assessment procedure is mandatory for every cable that is manufactured.
Raw Materials
We use high quality Copper / Aluminium CC Rods as our raw material. All incoming raw materials are subjected to quality checks according to our material standards.
Raw Materials
We use high quality Copper / Aluminium CC Rods as our raw material. All incoming raw materials are subjected to quality checks according to our material standards. Ensuring high quality raw material, the following process inspection is carried out at the works.
Ensuring high quality raw material, the following process inspection is carried out at the works.
Wire Drawing
The following checks carried are out for the process:
Wire diameter and surface
Tensile strengths and wrapping tests on aluminium wires
Elongation of annealed copper wire
Conductor resistance
Wire Drawing
The following checks carried are out for the process:
Wire diameter and surface
Tensile strengths and wrapping tests on aluminium wires
Elongation of annealed copper wire
Conductor resistance
Stranding
The following checks carried are out for the process:
Surface of conductor
Number of wires
Wire diameter
Lay ratio
Conductor dimensions
Conductor resistance
Wire diameter and surface
Stranding
The following checks carried are out for the process:
Surface of conductor
Number of wires
Wire diameter
Lay ratio
Conductor dimensions
Conductor resistance
Wire diameter and surface
Extrusion Insulation
The following checks carried are out for the process:
Surface, thickness and concentricity of insulation
Overall diameter
Spark testing for control / instrumentation cables
XLPE cores are checked with the Hot set test
Extrusion Insulation
The following checks carried are out for the process:
Surface, thickness and concentricity of insulation
Overall diameter
Spark testing for control / instrumentation cables
Curing for XLPE Cores
The following checks carried are out for the process:
Hot Set Test
Curing for XLPE Cores
The following checks carried are out for the process:
Hot Set Test
Laying Up
The following checks carried are out for the process:
Direction of laying up
Sequence of cores, lay, circularity of cable
Diameter of laid up cores
Uniformity in wrapping of PVC tapes
Thickness of inner sheath and diameter
Laying Up
The following checks carried are out for the process:
Direction of laying up
Sequence of cores, lay, circularity of cable
Diameter of laid up cores
Uniformity in wrapping of PVC tapes
Thickness of inner sheath and diameter
Inner Sheath
The following checks carried are out for the process:
Surface
Thickness and diameter of inner sheath
Inner Sheath
The following checks carried are out for the process:
Surface
Thickness and diameter of inner sheath
Armouring
The following checks carried are out for the process:
Number and dimensions of armour wires
Lay and direction of lay
Uniformity and diameter over armouring
Armouring
The following checks carried are out for the process:
Number and dimensions of armour wires
Lay and direction of lay
Uniformity and diameter over armouring
Outer Sheath
The following checks carried are out for the process:
Thickness and concentricity of outer sheath and overall diameter of the cable
Embossing of company’s name and voltage grade
Outer Sheath
The following checks carried are out for the process:
Thickness and concentricity of outer sheath and overall diameter of the cable
Embossing of company’s name and voltage grade
Packaging
The following checks carried are out for the process:
All cables are wound on standard wooden drums
After HV testing, the drums are packed with wooden battens
Stencilling on drums with details such as manufacturer name, cable type, drum number, cable length, voltage grade, certifications and gross weight
Packaging
The following checks carried are out for the process:
All cables are wound on standard wooden drums
After HV testing, the drums are packed with wooden battens
Stencilling on drums with details such as manufacturer name, cable type, drum number, cable length, voltage grade, certifications and gross weight