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How do I correctly connect backup batteries and the load to my NOTIFIER ALI50EN Auxiliary Power Supply?

1Answers
CharlesDella
12/17/2025, 05:13:08 PM

Connecting your backup batteries and load to the NOTIFIER ALI50EN Auxiliary Power Supply is crucial for your fire alarm system's reliability. Here’s a straightforward guide:

  1. Backup Battery Connections:

    • Connect the positive (+) terminal of your backup battery to the BATT+ terminal on the NOTIFIER ALI50EN unit.
    • Connect the negative (-) terminal of the backup battery to the BATT- terminal.

  2. Load Connections:

    • For load A, connect the positive (+) terminal to the A+ terminal.
    • For load A, connect the negative (-) terminal to the A- terminal.
    • For load B, connect the positive (+) terminal to the B+ terminal.
    • For load B, connect the negative (-) terminal to the B- terminal.
    • For load C, connect the positive (+) terminal to the C+ terminal.
    • For load C, connect the negative (-) terminal to the C- terminal.

  3. Important Current Limitations:

    • Always ensure that the maximum current draw on any output terminal does not exceed 1.5A to prevent overloading the power supply and ensure optimal performance of your fire alarm system. Refer to the NOTIFIER ALI50EN manual for detailed specifications. Following these steps will help ensure that your NOTIFIER ALI50EN operates correctly, keeping your fire alarm system functioning effectively.
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