3-phase AC Dual Power Monitor View larger

3-phase AC Dual Power Monitor


Supports connection to three CTs (5A) and three PTs (120Vac).

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Provides a variety of Power data to the OCS/RCS and features ANSI protection capabilities.

Voltage Inputs
Input Range90-600VacInput Frequency40 to 70Hz
Conversion Time0.18sec1Voltage MeasurementTrue RMS
Accuracy1%Voltage Resolution0.1Vac
Differential Phase Accuracy0.5°FrequencyReferenced to line A
Differential PhaseCircuit 1A to Circuit 2AFrequency Resolution0.01Hz
Differential Phase Resolution0.1°Frequency Accuracy0.1%
Input Impedance>2 Megohn to neutral
Current Inputs
AC CurrentThree-phase 5A, External Current Transformers (CT's) requiredCommon ModeCT's returned to neutral
Overrange50%Input Frequency40 to 70Hz
Accuracy1%Current MeasurementTrue RMS
Conversion Time0.18 SecResolution0.001A
Digital Inputs
Inputs per Module8On Voltage Level40% of V Supply
Commons per Module1OFF Voltage Level60% of V Supply
Input Voltage Range6-36VdcInput CharacteristicsSourcing
Peak Voltage36Vdc Max.Input Inpedance10K Ohms - Pull up to V supply
Digital Outputs
Outputs per Module8On Voltage Level1.5Vdc Max.
Commons per Module1Maximum Load Current per channel0.5A Max.
Operating Voltage6-36VdcOutput ProtectionShort Circuit
Output TypeSinking/10K Pull-UpMaximum Leakage Current100mA
Peak Voltage36Vdc Max.Maximum Inrush Current600mA
Output CharactheristicsCurrent SinkingMinimum LoadNone
General Specifications
Required Power (Steady State)12-24Vdc nominal6-36Vdc maximumApproximately 7 WattsRecommended Number of ACMs per Network8 or less
Current (Inrush)< 3 Amp for 10mSecNetwork Bandwidth80 messages per second (80%)
ConnectorsFront AccessRelative Humidity5 to 95% non-condensing
Terminal TypeScrew Clamp, RemovableOperating Temperature0° to 60°C
Protocol SupportedCsCanWeight9 oz. (256g)
1 Differential phase conversion time = 90mSec

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