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Cable size calculator

CABLE SIZE CALCULATOR

Every Cable is unique in its appearance, utility and even performance. Your cable requirements are also unique. To calculate the exact sizes of the cables as per your requirements we have designed cable size calculator. Use it to calculate various cable sizes.

Motor Output
  • Full Load Current
    1.00
    AMP
    0.60
    AMP

Direct Online Starter

  • Overload Relay Range
    1.50-3.00
    AMP
  • Max. Backup fuse
    4.00
    AMP
    (415V)
  • Recommended Cable
    2.50
    Sq. mm Al
    (3Ph)
  • Size
    1.50
    Sq. mm Cu
    (50 Hz)

Star Delta Starter

  • Overload Relay Range
    0.00
    AMP
  • Max. Backup fuse
    0.00
    AMP
  • Recommended Cable
    0.00
    Sq. mm Al
  • Size Supply Side
    0.00
    Sq. mm Cu
  • Size Motor Side
    0.00
    Sq.mm Al

  • 0.00
    Sq.mm Cu

Note:

We recommend 6 Core cable between Star Delta starter and Motor. If 6 Core cable is not available, use 2 Nos. of 3 Core unarmoured cable.

Nominal area of conductor
Sq. mm.
  • 1.1kV-3, 3.5, 4Core POLYCAB XLPE Cables
    0.00 0.00
  • 1.1kV-3, 3.5, 4Core POLYCAB PVC Cables
    0.00 0.00
  • 3.3kV, 6.6kV, 11kV-3 Core POLYCAB PVC Cables
    0.00 0.00
  • Single Core POLYCAB XLPE Cables 3.8/6.6kV(E), 6.6/6.6kV(UE), 6.35/11kV(E)
    0.00 0.00
  • 3 Core POLYCAB XLPE Cables1.9/3.3kV(E), 3.3/3.3kV(UE), 3.8/6.6kV(E),6.35/11kV((E)-35 to 400 sq.mm,11/11kV(UE) -70 to 400 sq.mm, 12.7/22kV(E), 19/33kV(E)-95 to 400 sq. mmand 33/33kV(UE)-120 to 400 sq.mm
    0.00 0.00
  • Current ratings for Building wires & Flexibles, in Amps. with Copper cond.
    12

Note:

Current Rating for Power Cables with Aluminium conductors

  • Figures in Red are Current Rating for Cables laid in Air
  • Figure in Black are Current Rating for Cables laid in Ground

For Approx, current rating for Power cables with copperconductor increase the above rating by 25%

The above rating are normal rating & will subject to de rating factors for various conditions as per IS:3961

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