Uninterruptible Power Supplies Online UPS 2K User Manual download pdf (Page 12)

1.3.1 UPS and Battery Care

For the best preventive maintenance, keep the area around the UPS clean

and dust-free. If the atmosphere is very dusty, clean the outside of the system

with a vacuum cleaner. For long battery life, keep the UPS at an ambient

temperature of 25°C (77°F)

1.3.2 Storing the UPS and Batteries

When the UPS is intended to store for a long period, recharge the battery

every 6 months by connecting the UPS to utility power. The batteries charge

to 90% capacity in approximately 4 hours. However, it is recommended that

the batteries charge for 48 hours after long-term storage.

1.3.3 Time to Replace Batteries

When the discharging time is less than 50% of specified after full charged, the

battery may need to be replaced. Please check the battery connection or

contact your local dealer to order new battery.

WARNING:

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Turn off the UPS and disconnect the utility power cord from the wall outlet.

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Servicing should be performed by qualified service personnel

knowledgeable of batteries and required precautions. Keep unauthorized

personnel away from batteries

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Batteries can present a risk of electrical shock or burn from high short

circuit current. The following precautions should be observed:

1. Remove watches, rings, or other metal objects.

2. Use tools with insulated handles.

3. Do not lay tools or metal parts on top of batteries.

4. Wear rubber gloves and boots.

5. Disconnect the charging source prior to connecting or disconnecting

battery terminal.

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When replacing batteries, replace with the same type and number of

batteries or battery packs. Contact your service representative to order new

batteries.

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Do not dispose of battery in a fire. Batteries may explode when exposed to

flame.

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Proper disposal of batteries is required. Refer to your local codes for

disposal requirements.

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Do not open or mutilate the battery. Released toxic electrolyte is harmful to

skin and eyes.

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Uninterruptible Power Supplies Online UPS 2K User Manual Page 12

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