ECTB 81.35

Plug-in current transformers for tariff

Technical data:

  • Therm. nominal continuous current Icth: 1.2 x IN
  • Therm. nominal short-time current Ith: 60 x IN, 1 s
  • Max. operating voltage Um: 1.2 kV, Urms
  • Insulation test voltage: 6 kV, Urms., 50 Hz, 1 min
  • Lightning impulse voltage: 12 kV, 1.2/50 μs
  • Nominal frequency: 50/60 Hz
  • Technical standards applied: DIN EN 61869, Part 1 + 2
  • Harmonic measurements with load 0.2 VA – Sr pf1
  • Measuring accuracy up to 20 kHz:
    ε ≤ 2% | Δϕ ≤ 2°@ 0.05–10 kHz
    ε ≤ 3% | Δϕ ≤ 3°@ 10–20 kHz

Dimensions:

  • Bus bar 1: 80 x 10 mm
  • Bus bar 2: 60 x 30 mm
  • Circular conductor: 54.7 mm
  • Installation width: 120 mm
  • Installation height: 134.66 mm
  • Overall installation depth: 52 mm

More Low- and medium voltage current transformers

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