Installation manual

25
Maintenance
With a minimal amount of maintenance, you can expect the UPS to application, otherwise consider changing the batteries.
have a long life free of trouble. The most critical issues for the reliability of the UPS are environmental issues. Ensure that the
temperature and humidity are always according to specifications and keep the area around the unit clean and dust free. At a
temperature of 25°C, the typical battery lifetime is 4 years. Also check at regular intervals of 6 to 12 months whether the back-
up time of the battery is adequate for it.
Replacing batteries
The batteries may be replaced without having to turn the UPS off or disconnecting the load due to the hot-swappable battery
feature.
WARNING!
Batteries may cause electrical shock or burn from high short circuit currents. Please
observe the following precautions:
1. Remove jewelry and metal objects such as watches and rings.
2. Use tools that have insulated handles.
3. Keep tools and other metal objects from contacting and away from the batteries.
ELECTRIC ENERGY HAZARD. Do not attempt to rewire, alter, or change any battery wiring
or connectors. Attempting to make such alterations can cause injury.
Replace the batteries with the same number and type as originally installed batteries.
DO NOT DISCONNECT the batteries while UPS is in Battery mode.
Replacing batteries (700 - 3000 VA)
The following is a step-by-step tutorial for replacing the batteries:
5. The front panel of the UPS can be removed by pushing where the arrows indicate in the pictures above. Next, unscrew the
screws and remove the metal battery cover.
6. Remove the battery cartridge from the UPS. The voltage in all models will be less than 48Vdc once the battery is
disconnected from the UPS.
7. Replace the batteries.
8. Push the cartridge with the new batteries back into the UPS.
9. Reinstall the metal plate and the front panel.