Technical information
8.4 Technical specifications
SIMATIC IPC677D
128
Operating Instructions, 09/2014, A5E32995420-AC
8.4.5
DC power supply
Technical data
Degree of protection
IP20 (in installed state)
Protection class
VDE 0106
Power supply characteristics
DC power supply
Input data
Voltage
Nominal 24 V DC (-20% / +20%), SELV, isolated
Continuous current
Max. 8 A
Starting current (load-
independent)
up to 13 A for 50 ms
Active power
176 W
Output data
Voltages
+12 V / 12.5 A
Secondary power output
Max. 150 W
Power Good signal of the DC power supply