Riello UPS Sentinel Dual (High Power) (3.3 - 10 kVA) - Manual (Page 60)

60
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FUNCTION DESCRIPTION PREDEFINED POSSIBLE CONFIGURATIONS MODE
Alarm threshold
for maximum
load
Selects the overload
user limit
Disabled
Disabled
0 ÷ 103 in steps of 1%
Display
brightness
Selects the level of
brightness of the LCD
Maximum Minimum ÷ Maximum in 20 steps
Sound alarm
Selects the mode of
operation of the sound
alarm
Reduced
Normal
Reduced: does not sound for
momentary intervention of the bypass
Auxiliary socket
(power share)
Selects the operating
mode of the auxiliary
socket
Always
connected
Always connected
Cut-out after n seconds of operation
from battery
Cut-out after n seconds from the end of
discharge prealarm signal
... (see configuration software manual)
ADVANCED FUNCTIONS
Input frequency
tolerance
Selects the permitted
range for the input
frequency for
switchover to bypass
and for output
synchronization
± 5%
± 0.25%
± 0.5%
± 0.75%
± 1 ÷ ±10 in steps of 1%
Bypass voltage
thresholds
Selects the permitted
voltage range for
switchover to bypass
Low: 180V
High: 264V Low : 180 ÷ 200 in steps of 1V
High: 250 ÷ 264 in steps of 1V
Bypass voltage
thresholds for
ECO
Selects the permitted
voltage range for ECO
mode operation
Low: 200V
High: 253V Low: 180 ÷ 220 in steps of 1V
High:
240 ÷ 264 in steps of 1V
Sensitivity of
intervention for
ECO mode
Selects the sensitivity
of intervention during
operation in ECO
mode
Normal
Low
Normal
High
Load power
supply in stand-
by
Power supply of the
load on bypass with
UPS switched of
(stand-by status)
Disabled
(load NOT
powered)
Disabled (not powered)
Enabled (powered)
Bypass operation
Selects the mode for
use of the bypass line
Normal
Normal
Disabled with input/output
synchronization
Disabled without input/output
synchronization