Siemens SIMATIC PANEL PC 877 - Power requirements of the components

Technical data
15.2 Power requirements of the components
SIMATIC Panel PC 877
15-8 Operating instructions, Release 07/2006, A5E00877780-01
15.2 15.2 Power requirements of the components
Standard system
Voltage Components
+5 V +3.3 V +12 V -5 V -12 V 5 Vaux
Motherboard 1.3 A 4.8 A 0.2 A 0.03 A 0.3 A
Intel ® Pentium 4 Desktop or
Celeron processor with active heat
sink
5.8 A
Intel ® Pentium 4 Mobile processor
with active heat sink
7 A
Diskdrive 0.6 A
Hard disks-drive; 1 x 3.5'' 0.3 A 0.5 A
DVD-ROM/CD-RW drive 0.9 A 0.8 A
Equipment fan 0.2 A
RAID controller
3)
0.5 A
ISA-PCI slots
1)
(total) 10 A 1.5 A 0.5 A 0.25 A 0.25 A
Front panel port 2.5 A 0.9 A 4.2 A
Individual currents (max.
permitted) on DC power supply
22 A
2)
16 A
2)
4.4 A 0.5 A 0.5 A 1 A
Individual currents (max.
permitted) on AC power supply
25 A
3)
10 A
3)
12.2 A 0.5 A 0.8 A 2 A
Permitted total power consumption
on DC power supply
180 W
Permitted total power consumption
on AC power supply
230 W
1) The ISA/PCI slots can be operated with the same power consumption on both 5 V and 3.3
V.
2) The max. permitted accumulated power of +5 V and + 3.3 V is 140 W.
3) The max. permitted accumulated power of +5 V and + 3.3 V is 155 W.