990-91274D-001

Connect the Signal Cables to an Easy UPS 3L

NOTE: Route the signal cables separately from the power cables to ensure sufficient isolation.
NOTE: Use double isolated signal cables. The signal cables must have a minimum rating of 600 V.
NOTE: The length of the battery temperature signal cable is 5m.
  1. Open the front door of the classic battery cabinet(s).
  2. Lockout/Tagout the battery breaker.
  3. Remove the left and right breaker protection plates.

    700 mm Wide Classic Battery Cabinet

    1000 mm Wide Classic Battery Cabinet

  4. Install the temperature sensor provided with the UPS in the top of the classic battery cabinet.
    WARNING
    Hazard of fire
    Position the temperature sensor as described to ensure correct temperature measurements.
    Failure to follow these instructions can result in death, serious injury, or equipment damage.

    700 mm Wide Classic Battery Cabinet

    1000 mm Wide Classic Battery Cabinet

  5. Route the battery temperature cable through the bottom of the classic battery cabinet to the UPS dry contact terminal J12 (NTC).
  6. Remove the terminal cover from the left side of the battery breaker.
  7. Remove the cover from the battery breaker and connect the signal cables to the breaker.
    NOTE: AUX switch signal cables and fuse cables are SELV and must be double isolated from the DC cables.
  8. Route the signal cables from behind the battery breaker and out through the bottom of the classic battery cabinet and connect the signal cables:

    Rear View of the Battery Breaker

    1. Connect the AUX switch signal cables from the battery breakers and fuses to J4-3/J4-4, J5-1/J5-2, J5-3/J5-4 in the UPS.
    2. Connect the undervoltage trip coil signal cables from the battery breakers to J3-1/J3-2, J3-3/J3-4, J4-1/J4-2 in the UPS.
    3. Fasten the signal cables with cable ties (provided) to the cable relief.
  9. Reinstall the breaker cover on the battery breaker.
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