Dell OptiPlex 780 - Manual (Page 17)

DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V1.0
17
POWER
N O TE : Th e s e f o r m f a c t o r s u t i l i z e a m o r e e f f i c i e n t Ac t i v e P o w e r F a c t o r C o r r e c t i o n ( AP F C ) p o w e r s u p p l y. D e l l
r e c o m m e n d s o n l y U n i v e r s a l P o w e r S u p p l i e s ( U P S ) b a s e d o n S i n e W a v e o u t p u t f o r AP F C P S U s , n o t a n a p p r o x i -
m a t i o n o f a S i n e W a v e , S q u a r e W a v e , o r q u a s i - S q u a r e W a v e . I f yo u h a v e q u e s t i o n s , p l e a s e c o n t a c t t h e m a n u -
f a c t u r e t o c o n f i r m t h e o u t p u t t yp e .
MT
APFC EPA
DT
APFC EPA
SFF
APFC EPA
USFF
EPA
Power Supply Watt-
age
305W
255W High
Efficiency
255W
255 W High
Efficiency
235W
235W High
Efficiency 180W High
Efficiency
AC input Voltage
Range 90 –
264Vac 90 –
264Vac 90 –
264Vac 90 –
264Vac 90 –
264Vac 90 –
264Vac
90 – 264Vac
AC input current (low
ac range/high AC
range)
5.6A / 2.8A 3.6A / 1.8A 5.0A / 2.5A 4.0A / 2.0A
4.5A /
2.25A 3.5A /
1.75A
2.6A / 1.3A
AC input Frequency
47HZ /
63HZ 47HZ /
63HZ 47HZ /
63HZ 47HZ /
63HZ 47HZ /
63HZ 47HZ /
63HZ
47 – 63 Hz
AC holdup time ( 80%
load)
16MSEC 16MSEC 16MSEC 16MSEC 16MSEC 16MSEC 16 ms
Average Efficiency
(Energy Star 5.0 Com-
pliant)
87 – 90 –
87% @ 20
– 50 –
100% load 87 – 90 –
87% @ 20
– 50 –
100% load 87 – 90 –
87% @ 20
– 50 –
100% load 87 – 90 –
87% @ 20 –
50 – 100%
load
Typical Efficiency
(
Active PFC)
65% 65% 65% N/A
DC parameters
+3.3v output
8.0A 8.0A 7.0 A 7.0 A 5A 5A N/A
+5.0v output 16A 16A 15A 15A 16A 16A N/A
+12.0v output
12vA/15A;
12VB/10A 12VA/13A;
12VB/7A
18A 18A 17A 17A
+12VA -
9.0 A &
+12VB - 7.0
A
Note: +12VB
Rated at
0.4A when in
Standby
Mode.
+5.0v auxiliary output 4.0A 4.0A 4.0 4.0 4.0A 4.0A N/A
-12.0v output 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A 0.1 A
Max total power 305W 255W 255W 255W 235W 235W 180W
Max combined +3.3v /
+5.0v power
80W 80W 91.5W 91.5W 88W 88W N/A
Max combined 12.0v
power (note: only if
more than one 12v rail)
240W 240W N/A N/A N/A N/A 180W
BTUs/h (based on PSU
max wattage)
1603 BTU 1000 BTU 1341 BTU 1000 BTU 1235 BTU 921 BTU 723 BTU
3.3v CMOS battery (type and estimated battery life)
Power Supply Fan 80*25mm 80*25mm 92*25mm 92*25mm 80*15mm 80*15mm N/A
Compliance:
1watt requirement Yes Yes Yes Yes Yes Yes Yes
Blue Angel Compliant Pending Pending Pending Pending Pending Pending Yes
Climate Savers /
80Plus Compliant
No Yes No Yes No Yes Yes
FEMP (CECP) Standby
Power Compliant
No Yes No Yes No Yes Yes