User manual

86-86000-00 B02 - Page 47
3. Operation
Table 3-1: Local Settings.
Display Factory setting Options
Language English French, Spanish, German, Italian
Date/time format International US
Date/time change (DD-MM-YYYY/HH:MM) MM-DD-YYYY/HH:MM adjustable
Audible alarm Quick beeps Slow beeps
Table 3-2: Output Features.
Display Factory setting Options Comments
Output voltage 208 Volts AC (***) 200/208/220/230/240/250 Input voltage must be
equal to output voltage
Frequency converter Disabled Enabled Bypass AC source
disabled
Output frequency Auto ranging 50/60 Hz User selectable under
frequency converter mode
ECO mode Disabled Enabled See Section 3.4.2.
Hot standby Disabled Enabled Cascade (See Figure 3-3)
Operating mode Industrial IT Network (*) See Table 3-5.
Bypass When bypass NOK When bypass OK (**) (*) See Table 3-5.
Transfer
Interrupt time 10 ms 10 to 200 ms
(by steps of 10 ms)
Interrupt time calibration
during load transfer when
Bypass AC source is out
of tolerances
Overload level 102% 50/70%
(*) : - Select “IT Network” for computer loads. Select “Industrial” for other applications or when there exists and
absolute need for service continuity (with potential 10 msec. interrupt) when Bypass AC source is not within set
tolerances.
See Table 3-5 for more details.
(**) UPS will switch to Bypass AC Source if it is within the set tolerances.
(***) Input voltage must be equal to output voltage.
Figure 3-3: Configuration used to provide cascade redundancy to critical loads.
Utility
AC Source
NORMAL AC
LOAD
BYPASS AC
NORMAL AC
Protective Device
Protective Device
Cascade redundancy
configuration offers better
protection to critical load,
whereas the first UPS acts
as the Bypass AC Source for
the second UPS.