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Step 1: Disconnect the ON-GRID AC circuit breaker of the inverter.
Step 2: Disconnect the BACK-UP AC circuit breaker of the inverter.
Step 3: Disconnect the energy storage circuit breaker between the inverter and the battery.
Step 4: Turn off the DC switch of the inverter.
8.4 Battery maintenance
WARNING
• Battery maintenance should be performed or supervised by personnel with knowledge of
batteries and necessary precautions are taken.
• The battery may cause the danger of electric shock and high short-circuit current.
• The battery may explode if thrown into a fire.
•Do not open or destroy the battery. The electrolyte is harmful to skin and eyes and may be
toxic.
8.5 Battery safety
1. During installing or replacing the battery, remove metal objects such as watches and rings
from your hands in order to avoid the burns resulting from short circuit.
2. Wear safety goggles and gloves.
3. Keep the work place away from open flame, hydrogen, smoke.
4. Check whether the polarity of two battery ends is grounded. If yes, remove the grounding.
Environmental factors affect the battery life. The stored energy of the battery decreases with
the rise in ambient temperature. Frequent short discharge may shorten the battery's life.
The battery maintenance is very important. Checks the battery every month:
The battery should be kept clean and terminals and connectors should be cleaned
promptly.
Regularly check the cable for cleanness and fastness
Do not use the batteries with different types and capacities. Please use same type of the
batteries.
