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SOLA 4000 - Operation
JUE 401266
60
2 Operating Modes Stand-alone Unit
2 OPERATING MODES STAND-ALONE
UNIT
2.1 Normal Operation
"Normal Operation" is the standard operating mode of the UPS
• Mains power is present.
• The rectifier converts ac power to dc power which charges the
batteries and feeds the inverter.
• The inverter converts this dc power to ac power used to feed
the connected load.
2.2 Battery Operation
The "Battery Operation" mode is activated by a mains failure or
rectifier failure
• The rectifier supplies no power.
• The battery supplies the required dc power to the inverter.
• The inverter supplies ac power to the load as described above.
• Power will only be supplied to the load for a certain period of
time depending on the battery capacity and the amount of load
applied.