Siemens PANEL PC 877 operating instructions Power requirements of the components, Standard system

Technical data

15.2 Power requirements of the components

15.2Power requirements of the components

Standard system

Components	Voltage
	+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			5.8 A
Celeron processor with active heat
sink
Intel ® Pentium 4 Mobile processor	7 A
with active heat sink
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.	22 A 2)	16 A 2)	4.4 A	0.5 A	0.5 A	1 A
permitted) on DC power supply
Individual currents (max.	25 A 3)	10 A 3)	12.2 A	0.5 A	0.8 A	2 A
permitted) on AC power supply
Permitted total power consumption	180 W
on DC power supply
Permitted total power consumption	230 W
on AC power supply

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.

15-8	SIMATIC Panel PC 877
	Operating instructions, Release 07/2006, A5E00877780-01