Product Specification

  • Vacuum pressure impregnated (VPI) with VT (vinyl-toluene) Polyester Resin
  • Single Phase or Three Phase
  • Impedance Rating, Uk : 0.8%, 2%, 3%, 4%, 5%, 7% etc.
  • System Frequency: 50/60 Hz
  • System Voltage Ratings: 208 V, 230 V, 400 V, 480V, 600 V etc.
  • Altitude: Under 1000 m
  • Inductance Tolerance: ± 10%
  • Inductance Curve [% Nominal Inductance (L) @ % Rated Current (l)]: 100%L @ 100%l // 95%L @ 110%l // 80%L @ 150%l // 50%L @ 200%l
  • Dielectric strength to ground: 4000 volts for 1 minute or equivalent
  • Cooling Method: Air Natural Convection
  • Insulation Class: B or F
  • Temperature Rise: 115 deg. C rise over average 50 deg. C ambient
  • Degree of Protection: IP-00 (Open Construction) IP-23, IP-44, IP-65 etc. (Enclosure Type)
  • Termination: Depending on rated current, Screw Terminals or Flat Termination
  • Overload capability: 2x rated current at switch on for 30 seconds 1.5x rated current for 1 minute, once per hour
  • Standards/Directives : IEC 61558-2-20
10t1
10t2