Technical Specifications

• Voltage Inputs:

  • Two three-phase PTs for generator and bus voltages.
  • Rated at 115 V RMS nominal.
  • Frequency range: 50/60 Hz, with an operational range from 45 Hz to 66 Hz.
  • Magnetic isolation up to 1,500 V RMS.
  • Input loading: Less than 3 VA per circuit.

• Current Inputs:

  • Three single-phase CTs for generator current.
  • Nominal current range: 0 to 5 A with an over-range capability up to 10 A.
  • Frequency: 50/60 Hz, range from 45 Hz to 66 Hz.
  • Magnetic isolation up to 1,500 V RMS.
  • Input loading: Less than 0.5 VA per circuit.

• Analog Inputs:

  • Four configurable analog inputs.
  • Voltage range: 5 V, 10 V, or 20 V DC.
  • Current range: 4-20 mA.
  • Jumpers J1A and J1B allow switching between current and voltage configurations.
  • Each circuit has its own +24 V DC source with current limitation.

• CT Terminations:

  • Use non-pluggable terminal blocks with captive lugs.
  • Accept wires up to #10 AWG.