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Power Center Communication Troubleshooting

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  1. As shown in the picture below, make sure the phase direction is correct

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How to Detect the Fault?

Fault Description

Troubleshooting Steps

The voltage reading is higher than allowed
Image RemovedThe phases cables of the AC ring connected to the wrong pins in the AC meterVerify you connect the cables from the CT ring to the AC meter according to the relevant phases

How to Detect the Fault?

Fault Description

Troubleshooting Steps


The

AC meter

Polarium battery connection state is “No Connection”

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Elara connected but the AC meter displayed “No connection”

  • The AC meter's LEDs should be blinking and the power supply should be on.

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  • Check that RS485 A and RS485 B cables are connected correctly (RS485 A = pin 14, RS485 B = pin 15).

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    • Ensure the communication cables (RS-485) is in good condition and not broken or overly long (up to 15 meters).

    1. Make sure the baud rate of the meter is 19200 that connected to the Polarium battery is 9600 and the device ID is according to your wiring diagram.

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    2. Verify that Port 1 on the Elara is “host”.

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    How to Detect the Fault?

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    Fault Description

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    Troubleshooting Steps

    The Current & Power factors are negative

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    1. .


    Pin 4 > Phase 1 Current [+] > Red cable
    Pin 5 > Phase 1 Current [-] > Black cable
    Pin 6 > Phase 2 Current [+] > Red cable
    Pin 7 > Phase 2 Current [-] > Black cable
    Pin 8 > Phase 3 Current [+] > Red cable
    Pin 9 > Phase 3 Current [-] > Black cable
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