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PMU-9/18/36 Phasor Measurement Unit

Brand: Qualitrol Company

A scalable and modular substation hardened Phasor Measurement Units for connection to up to ten three phase circuits to calculate and stream phasors.
Features
  • Synchronized streaming support for maximum of 36 phasors and 64 digital inputs
  • Ideal for use when a multifunction device cannot be justified
  • Modular and scalable platform with full compliance to IEEE C37.118.1-2005
  • Simple configuration using standard web browsers
  • Complies to industry security requirements
  • No need for any other software package

Specifications

Accuracy

  • Analog Channels Current: 1 % TVE Maintained between 10 % & 120 % of Nominal [Nominal Can be 1 A or 5 A (FSD Can be 10 or 20 times Nominal)]
  • Analog Channels Voltage: 1 % TVE Maintained between 10 % & 120 % of Nominal [Nominal Can be 63.5 V (FSD 140 V), 120 V (FSD 270 V), 240 V (FSD 480 V) or 440 V (FSD 800 V)]
  • Performance Accuracy: 1 µS when Locked

Analog Channels

  • 9, 18 or 36 - Can be Voltage or Current as Required

Clock

  • Built-In Real Time Clock Synchronized by GPS Module, IRIG-B (with 1 pps), IRIG-J

Communication

  • Ethernet Ports (2 Provided - PMU-9/18, 4 Provided - PMU-36)

Digital Channels

  • 32, 64 or - Wide Ranging Input from 48-250 Vdc (24-250 Vdc Optional)

Frame Rate

  • Up to 50 or 60 Hz (To C37.118)

Front Panel

  • LED Indicators - 9 Available Indicating Power On, Unit Healthy, Comms in Progress, Clock Synchronized, Alarm & 3 General Status

Immunity

  • IEEE , EU & IEC: Conforms to Relevant Specifications for Monitoring/Control Equipment in HV Substations

Operating Temperature

  • -5° to 50° C (23° to 122° F)

Power

  • 40 VA - PMU-9
  • 80 VA - PMU-18/36

Power Supply

  • 35-65 Vdc
  • 88-250 Vac
  • 88-300 Vac

Resolution

  • Analog Channels: 16-bits for Voltage Input
  • Analog Channels: 20-bits for Current

Sample Rate

  • 512 Samples/Cycle

Storage Temperature

  • -30° to 70° C (-22° to 158° F)
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