Table of Contents Important Safety Instructions........... 5 Additional Resources.
Page 4
Figures Figure 1, Expected Number of Cycles vs Depth of Discharge .......16 Figure 2, Guidance for the Initial Low-Voltage Disconnect Settings (25°C Reference Temperature) .
Important Safety Information Important Safety Instructions READ AND SAVE THESE INSTRUCTIONS! This manual contains important safety instructions for the EnergyCell OPzV battery. These instructions are in addition to the safety instructions published for use with all OutBack products. Read all instructions and cautionary markings on the EnergyCell OPzV battery and on any accessories or additional equipment included in the installation.
Delivery and Storage Delivery and Storage Receiving Inspection Inspect the shipment for missing components. Verify the contents with the packaging documents. Inspect each package or pallet for integrity and electrolyte leakage. Record the receipt date and the inspection results, and notify OutBack Power of any damage. Take photographs if necessary.
Installation Installation Room and Installation Design Important: All aspects of the installation must be in accordance with the applicable rules and governmental regulations of the local area. » The battery should be installed in a clean, dry environment. Avoid placing the battery in a warm place or in direct sunlight.
Installation Electrical Connections Ensure that the cells are wired with the correct polarity. Verify that all contact surfaces are clean. If required, clean with a brass brush/pad. The inserts and connections can be lightly lubricated with silicone grease. Torque the terminal screws to 22Nm. Note: For systems where the total battery voltage is measured at the controller, use oversized cables to the battery in order to minimize the voltage drop.
Operation Operation Charging Commissioning Charge The initial charge is critical to future battery operation and the battery’s service life. It is performed as a full charge (described in the next section). Keep the records in the battery’s logbook. Full Charge The full charge is a prolonged charge at elevated voltage, performed under the supervision of the user.
At rest, 24h after a functional equalizing ±0.025V charge Table 4, Battery State Deviation Corrective Equalizing is performed as a Full Charge If the voltages are still out of the limits, contact an Alpha and Outback Energy technical support representative. 181-411-B0-001, Rev. A (08/2015)
Operation Normal Operation Charging The following charging voltage settings are optimum values, so the battery is not heavily undercharged or overcharged. A good indicator to check this, is the percent of overcharge per cycle (charging factor) within a long period of operation (a month to a year).
Operation Discharging No restriction on the discharge current is required, provided the connections are properly sized and the battery temperature stays within the allowable limits. For discharge rates lower than I10, the maximum daily depth-of-discharge is expressed as a percentage of the C10 DIN value. The maximum allowable depth-of-discharge (MDOD) is 80% of the maximum available capacity, for all systems unless otherwise approved by OutBack Power.
Operation Temperature Limits All technical data applies to the nominal temperature of 25°C. The ideal operating temperature range is 25°C ± 5°K. The recommended operating temperature range is 15°C to 35°C. Higher temperatures reduce the working life. A maximum temperature of 45°C must not be exceeded. In hybrid applications, the yearly average of battery temperature should be less than 30°C.
Battery Maintenance Battery Maintenance To avoid leakage currents and the associated risk of fire, keep the battery dry and clean. Clean with clear water; do not use any solvents or detergents as they can cause permanent damage to the container and lid. Avoid electrostatic charges. Measure and record the following parameters every 6 months: »...
Faults / Testing / Storage / Transport Faults Should faults be detected in the battery or the charging device, contact an OutBack Power technical support representative. Measured data will simplify fault detection and elimination. A service contract with OutBack Power will detect faults in time. Testing Tests must be conducted according to IEC 60896-21.
Performance Curves Performance Curves RES OPzV 2V Cells 8000 7000 6000 5000 4000 3000 2000 1000 DoD % Figure 1, Expected Number of Cycles vs Depth of Discharge 181-411-B0-001, Rev. A (08/2015)
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