Siemens SIMATIC PANEL PC 877 - Manual (Page 180)

Technical data
15.4 Device with DC voltage supply
SIMATIC Panel PC 877
15-10
Operating instructions, Release 07/2006, A5E00877780-01
15.4
15.4
Device with DC voltage supply
Technical data
Input voltage 24 V DC (20.4 to 28.8 V DC)
Power consumption 265 W
Power failure buffering 1 ms at nominal voltage
Maximum continuous output power 180 W
Degree of protection IP20 (in installed state)
Protection class VDE 0106
Output voltages
Voltage Max. current
+ 12 V 4.4 A
- 12 V 0.5 A
+ 5 V 22 A 1
- 5 V 0.5 A
+ 3.3 V 16 A 1
+ 5 V
aux
1 A
1 The max. permitted accumulated power of the +5 V and + 3.3 V is 140 W.
Power Good Signal of the DC power supply