• 0124-4032253

HIGH PRECISION CURRENT TRANSFORMER CORES (50Hz)

High Precision Current Transformer Cores are manufactured with Iron based Nanocrystalline material. These cores have an unique combination of moderate saturation induction, high permeability, good temperature stability and low cost.

Applications

  • Measuring current and Voltage Transformer in Power Plant and Substation (.2,.2S and .1 accuracy class)

Benefits

  • High Permeability
  • Very low loss
  • Modern Saturation Flux Density
  • Low Cost
  • Small Size
  • Good Thermal Stability
Saturation Flux Density (Tesla) 1.25
Saturation Magnetostriction (ppm) 2.7
Electrical Resistivity (µ - ohm – cm) 130
Ribbon Thickness (µm) 25-30
Density (g/cm3) 7.25
Crystallization Temperature (ᵒC) 510
Curie Temperature (ᵒC) 570
Continuous Service Temperature (ᵒC) 120-150
Initial Permeability >1 x 104
Maximum Permeability >6 x 104
Coercivity <1.6A/m

Comparison of Iron Based Nanocrystalline, Silicon Steel Core and Perm Alloy Core

BASIC PARAMETER NANO CORE PERM ALLOY CORE SILICON STEEL CORE
Saturation Flux Density (T) 1.25 0.76 2.03
Initial Permeability 40,000 – 80,000 50,000 – 80,000 1,000
Maximum Permeability >2,00,000 >2,00,000 40,000
Density (g/cm2) 7.25 8.75 7.65
Curie Temperature 570 400 740
Ribbon Thickness (mm) 0.025-0.030 0.15 0.3
Occupation Stack factor 0.80 0.9 0.95

USHA AMORPHOUS METALS LTD.

486-487 Udyog Vihar; Phase – III
Sector – 20; Gurgaon – 122016, (Haryana) INDIA

  • GST NO: 06AAACU1272B1ZW
  • CIN NO: U27310HR1988PLC044023