Electrical Testing – Materials

Cables and accessories
Electric Motors
Electrical Pumpsets
Environmental tests

Domestic Electrical appliances
Solid insulating materials
Power stabilizers, Servo Stabilizers and UPS

Tests on Cables

Physical Tests on Insulation and Sheath
Tensile Tests
Elongation at Break
Ageing Tests
Hot Set Test
Water Absorption
Volume Resistivity
Loss of Mass Test
Hot Deformation Tests
Heat Shock Tests

Insulation Resistance Test
High Voltage Test
Flammability Test

Test performed on Cables

nnealing Test for Copper Conductor
Tensile Strength for Aluminum Conductor
Wrapping Test for Aluminum Conductor
Conductor Resistance
Physical Tests for Insulation and Sheath
Thickness of Insulation and sheath
Tensile Strength and Elongation
Aging in Air Oven, Variation in T.S. and Elongation
Loss of Mass after Aging
Hot Deformation
Heat Shock
Thermal Stability
Hot Set test for XLPE Insulation
Bleeding and Blooming

Colour Fastness to Day Light
Colour Fastness to Water
Cold Bend
Cold Impact
Insulation Resistance
High Voltage
High Voltage Water Immersion
Water Absorption (Gravimetric)
Tensile Strength & Elongation of Armoring
Dimension of Armoring Zinc Coating of Armoring
Resistivity test of Armour wires and strip

Sl.No. Standard No. Description
1 IS 694 PVC insulated cables for working voltages upto & Including 1100V
2 IS 8783 Submersible winding wires
3 IS 13730 Enamelled Winding wires (Round & Rectangle)
4 IS 2993 AC Motor Capacitors
5 IS 1554 PVC Insulated (Heavy Duty) Electric Cables for Working Voltage Up to & Including 1100V
6 IS 7098 Cross linked Polyethylene insulated thermoplastic sheathed Cables for working voltages up to & including 1100 V
7 ASTMB117 Salt Spray Test
8 IEC 60529 Degrees of protection provided by Enclosures (IP code)
9 IS 302 (PART 1) Safety of household and similar Electrical appliances

Tests for Enamelled Wires:-

  • Dimensions
  • Conductor Resistance
  • Cut through
  • Resistance to abrasion
  • Continuity of insulation
  • Springiness Test
  • Peel test
  • Jerk Test
  • Mandrel winding Test
  • Breakdown voltage test

Tests for AC Motor Capacitors:-

  • Capacitance Measurement
  • Voltage Test
  • Sealing Test
  • Tangent of Loss
  • Endurance Test