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2.7
Fans
There are fans on the top of the UPS to assist ventilation. Please see Figure 2-14 for fans
location. The system senses the critical loads connected and decides the fan speed. Fans
will run at the highest speed only when an over-current condition occurs (battery over
temperature is excluded).
Ultron DPS Series
ON I
ON I
ON I
MANUAL BYPASS SWITCH
INPUT SWITCH
BYPASS SWITCH
N
R
S
T
R
S
T
AC INPUT
BYPASS INPUT
RISK OF VOLTAGE BACKFEED
BEFORE WORKING ON THIS CIRCUIT
Isolate Uninterruptible Power System (UPS)
Then check for Hazardous Voltage between all
terminals including the protective earth
See installation instructions before connecting to the supply
Apparatet er egnet for tilkopling til et IT forsyningsnett
(Figure 2-14: UPS Fan Location)
2-14
SLOT 1
SLOT 2
OUTPUT
DRY CONTACT
C1 C2
1 2
C3 C4
C5 C6
ON
PARALLEL
P1
P2
P3
P4 P5
P6 P7
RS232
P.S.
AC OUTLET
FUSE
FUSE
ON I
OUTPUT SWITCH
AC OUTLET
220/230/240Vac,8A
N
R
S
T
N
240VDC
240VDC
BATTERY INPUT
UPS OUTPUT
Fans on
the top of
the UPS
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