PB3

Dual Level Current Relay

49, 50, 51

  • PB3/S : Function 51 Definite time + Function 50 Definite time
  • PB3/I : Function 51 Inverse time + Function 50 Definite time
  • PB3/VI : Function 51 Very Inverse time + Function 50 Definite time
  • PB3/EI : Function 51 Extremely Inverse time + Function 50 Definite time
  • PB3/IM : Function 49 Thermal Image + Function 50 Definite time

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