20
Owner’s manual
EN
OPERATION
Before plugging this device to power supply mains, make sure that:
• this device is placed in a well ventilated location,
• it is properly grounded,
• power supply mains switch is in OFF position
Note:
• after plugging the device to power supply, output sockets will be under electricity
immediately, even when the equipment is powered off.
• do not connect this device to overloading equipment (e.g. hair dryer, vacuum
cleaner, etc).
Battery installation
Note: Before connecting the device to external battery, make sure the device is switched off.
Connect the red connector to battery’s positive terminal (symbolized as +), and black
connector to negative (symbolized as -). The device will not work if the connectors were
reversed. Reverse connection may lead to device damage.
Important!
Device overload will be signalized with sound signal. Please reduce device load and
restart the inverter.
Sound signaling
• Four sound signals: power cut; automatic switch to emergency power supply;
• Sound signal every 1 second: low battery level or overload;
• Rapid sound signals: improper operation, failure.
Switching off
• Disconnect the external device,
• Use the inverter power switch to turn it off,
• Turn the power supply mains switch to OFF,
• Make sure all switches are in OFF position before disconnecting from battery.
Note: In normal conditions, the battery should be tested periodically (every 4-6 months).
Fully discharge, then fully charge it.
STORAGE
If the battery is not used for a longer period, it needs to be recharged every 4 months
for 12 hours (if the storage temperature is lower than 25° C). If the storage temperature
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