Operation Mode - PROLiNK Master III Series User Manual

3-2 Operation Mode

This UPS is a three-phase, four wire on-line, double-conversion and reverse-transfer UPS that permits operation
in the following modes:
l Standby Mode
l Line Mode
l Battery Mode
l Bypass Mode
l
ECO Mode
l Shutdown Mode
l Maintenance Bypass Mode (manual bypass)
3-2.1 Standby Mode
Upon connecting to utility input power, the UPS is in Standby mode before UPS is turned on (if BYPASS enable
setting is Disabled), and charger function will be active when the battery is present. The load is not powered
under this mode.
Figure 3-3 : Standby Mode Diagram
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