Njoy Balder 1500 User Manual page 5

4 Installation
NOTE: Before installation, please inspect the unit. Be sure that nothing
inside the package is damaged. Please keep the original package in a safe
place for future use.
The UPS can protect your equipment from all power problems such as
surges, spikes, blackouts, brownouts and line noise. When AC power
is present and the ON/ Mute switch is turned ON, the UPS will provide
pure and stable AC power to the output. The UPS will also charge the
battery in the on-line mode.
The UPS is simple to install and operate. Please read the following
steps before connecting any equipments to this UPS:
4.1 Connecting your equipment and first usage
Step 1. Connecting the batteries: For safety consideration, the UPS is
shipped out from factory without connecting the battery wires.
To re-connect battery wires please follow below steps:
II. Connect the AC input and re-
connect battery wires.
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I. Remove front panel
Step 2. Connect to External Battery Pack: When connecting external
battery packs, please be sure to connect polarity correctly.
Connect positive pole of battery pack to positive pole of external
battery connector in UPS and negative pole of battery pack to
negative pole of external battery connector in UPS. Polarity
mis-connection will cause UPS internal fault.
Connect only compatible Balder 1500/3000 Battery pack
provided by nJoy. Please read the manual of the UPS and
battery pack and set the UPS battery total capacity in Ah and
the charging current accordingly. The use of another battery
pack may damage the UPS and void the warranty.
III. Put the front panel back to
the unit.
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