Hardware Information
7-2
SIMATIC Rack PC 840 Manual
A5E00104826-03
7.1
Current Requirement of the Components (Maximum Values)
Basic System
Component
Voltage
+5V
+3,3V
+12V
–5V
–12V
5Vaux
Pentium III motherboard
1.3 A
4.8 A
0.2 A
0.03 A
0.3 A
Prozessor Pentium III with fan
5 A
2.7 A
0.2 A
Floppy disk drive *
1
0.25 A
Hard drive EIDE *
1
0.5 A
0.4 A
Hard drive SCSI *
1
0.9 A
0.6 A
CD ROM drive*
1
0.9 A
0.8 A
CD RW drive*
1
0.9 A
0.8 A
Fan 1 front
0.2 A
Fan 2 front
0.2 A
Fan 3 rear *
1
0.1 A
Single lines of current (max.
permissible)
30 A
*2
20 A
*2
7 A
0.5 A
0.5 A
1.5 A
Total power consumption,
permissible
180 W
Power efficency of the AC and DC
power supply
approximately 65%
*1
Depending on the selected device configuration
*2
The total power comsumption of the +5V and +3.3V voltages may not exceed 160 W.
Summary of Contents for SIMATIC Box PC 840
Page 8: ...Preface viii SIMATIC Rack PC 840 Manual A5E00104826 03 ...
Page 179: ...B 1 SIMATIC Rack PC 840 Manual A5E00104826 03 Technical Specifications B ...
Page 208: ...Glossary Glossary 22 SIMATIC Rack PC 840 Manual A5E00104826 03 ...
Page 212: ...Index Index 4 SIMATIC Rack PC 840 Manual A5E00104826 03 ...
