Siemens CP-8021

System Components and Technical Data
92 Unrestricted SICAM A8000 / CP-8000 • CP-8021 • CP-8022 Manual
DC8-037-2.02, Edition 10.2017
5.3.3 PS-8640, PS-8642
External power supply modules for CP-8021 and CP-8022.
5.3.3.1 Technical Data
Voltage input
(voltage is provided via terminals) PS-8640 PS-8642
Input voltage DC 24…60 V DC 100…240 V AC 100…240 V
Operating voltage DC 18…78 V DC 82.5…286 V AC 85…264 V
(45…66 Hz)
Input current 3.05 A at DC 18 V
2.20 A at DC 24 V
0.90 A at DC 60 V
0.67 A at DC 78 V
0.68 A at DC 82,5 V
0.55 A at DC 100 V
0.24 A at DC 240 V
0.20 A at DC 286 V
0.66 A at AC 85 V
0.56 A at AC 100 V
0.26 A at AC 240 V
0.25 A at AC 264 V
Power consumption 55 W at DC 18 V
52.9 W at DC 48 V
52.5 W at DC 78 V
55.5 W at DC 82,5 V
55.1 W at DC 220 V
55.3 W at DC 286 V
55.2 W at AC 85 V
55.0 W at AC 100 V
54.8 W at AC 264 V
Reverse voltage protection Yes
Overload protection Yes
Short-circuit protection Yes
Can be connected in parallel Yes (for redundancy, not for power enhancement)
Inrush peak current Specified acc. to IEC 60870-4 (90) class S1
Voltage outputs
Output nominal voltage 1 DC 5.15 V ± 2% static, ±3% dynamic
Output nominal current 1 0…2 A
Output nominal voltage 2 DC 28 V ±10%static, ±3% dynamic
1)
Output nominal current 2 0…1.79 A
Output nominal voltage 3 DC 24 V +0%/-15%
2)
Output nominal current 3 0.42 A
2)
Output power 1 (P
out 1
) 10 W
Output power 2 (P
out 2
) 45 W - P
out 1
– P
AUX
(45 W if P
out 1/AUX
= 0 W)
Output power 3 (P
AUX
) 10 W (30 W peak)
2)
Total output power 45 W
Guaranteed interruption time 50 ms
Startup time < 2 s
Permanent short-circuit proof Yes
Mechanics
Connections Removable screw terminals, 4-pole (grid size 5.08)
wire cross sections up to 2.5 mm²
Dimension (LxWxH) 124 x 30 x 132 mm (measure without DIN rail)
Weight Approx. 400 g (inkl. bus module 12 g)
1)
for the generation of the auxiliary voltage for specific transmission facilities
2)
applies only for PS-8642