Requirements to be met by the power supply, Example of a power supply connection 1 – Festo Контроллеры двигателя SFC-LAC User Manual
Page 62
3. Installation
3−8
Festo GDCP−SFC−LACI−DN−EN en 0812NH
Requirements to be met by the power supply
Voltage
Application
Currents
48 VDC
+5/−10Ă%
Load supply (pins A1, A2)
Nominal current (peak current): 10 A (20 A)
Internal fuse: 16 A slow−blow (external as an option)
24 VDC
±10Ă%
Logic supply (pins 1, 2)
Nominal current: 0.4 A
Peak current: 0.8 A (without local outputs)
Internal fuse: 4 A slow−blow (external as an option)
Local outputs OUT1/2
Supply via logic supply (pins 1, 2)
Max. 1 A permissible per output
Hardware enable (pins 3, 5)
Minimum switching current
Total current consumption 24 V
Dependent on the system architecture, up to 3.8 A
Tab. 3/4:
Requirements to be met by the power supply
Example of a power supply connection
1
Connect the earth
terminals of the
two power supply
units
2
External fuses
(as an option)
3
Switch for
hardware enable
4
Earth terminals
(only use one,
seeĂsection 3.3)
1 2 3 4
A1
5
A2
1
2
3
4
Fig. 3/2:
Power supply connection example