1
MASTERYS IP+
60-80 kVA 3/3
ENGLISH
IOMMASIPXX08-GB 02
21
4
MODES OF OPERATION
4.2 OPERATION IN HIGH EFFICIENCY MODE.
The UPS has a selectable and programmable “economy” operating mode that can increase overall effi ciency by
up to 98% for energy saving purposes. With this mode of operation, specifi c daily or weekly time intervals can be
selected and programmed to power the applications directly from the auxiliary mains. If the power supply outage,
the UPS will automatically switch onto the inverter and continue to supply power to the load by drawing energy
from the battery.
This mode does not provide perfect stability in frequency and voltage like the ON LINE mode. Thus the use of this
mode should be carefully evaluated according to the level of protection required by the application.
• Eco-Mode Operation:
the Eco Mode operation provides very high effi ciency, since the application is powered
directly from the auxiliary mains via the automatic bypass in normal operating conditions.
• Always On operating mode:
the innovative Always On mode combines very high effi ciency and the active fi lte-
ring of the harmonics re-injected onto the upstream mains by the distorting load. In normal conditions the load is
powered directly from the auxiliary mains via the automatic bypass, while the inverter contributes to compensate
the re-injected harmonics..
4.3 OPERATION WITH MANUAL MAINTENANCE BYPASS.
If the maintenance bypass is activated using the appropriate procedure, the load is powered directly from the
maintenance bypass, while the UPS is separated from the power supply and can be switched off .
This operating mode can be selected for maintenance to be carried out on the system so that the necessary actions
can be performed by service personnel without having to disconnect the power supply to the load.
4.4 OPERATION WITH MAINTENANCE BYPASS.
If the maintenance bypass is activated using the appropriate procedure, the load is powered directly from the main-
tenance bypass, while the UPS is separated from the power supply and can be switched off .
This operating mode can be selected for maintenance to be carried out on the system so that the necessary actions
can be performed by service personnel without having to disconnect the power supply to the load
4.5 OPERATION IN GE CONFIGURATION.
MASTERYS™ can be operated in conjunction with a generator (GE).
With a generator, the frequency and voltage ranges of the auxiliary mains can be increased to accept the instabil-
ity of the GE and at the same time to avoid operation from the battery or risks of out-of-synchronisation switching
onto the bypass.
The use of the GSS interface, described in the options section, also increases the amount of diagnostic information
exchanged between the continuous power system and the generator.
Содержание MASTERYS IP+ 60
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