Technical data, mounting, wiring
PS3031-4820-0000
24
Version: 1.0
3.13
Front side and operating elements
Fig. 17: PS3031-4820-0000, front
Input terminals (screw terminals)
Designation (A)
Description
L1, L2, L3
Mains input L1, L2, L3
PE input (protective conductor)
Output terminals (screw terminals, two contact pins per pole)
Designation (B)
Description
+
two identical positive poles, positive output
-
two identical negative poles, negative output
DC-OK relay contact (spring-loaded terminals)
Designation (C)
Description
13 / 14 make contact
The DC-OK relay contact is synchronized with the DC-OK LED
See chapter on
for more information.
Potentiometer for the output voltage
Designation (D)
Description
Potentiometer cover
Open the flap to adjust the output voltage.
Factory setting: 48.0 V at rated output current, "Single Use" mode
Overload LED
Designation (E)
Description
LED red
On when the voltage at the output terminals is <90% of the set output voltage, or in the event of a short
circuit in the output.
Flashes when the switch-off has been activated or when the device has switched off due to overtempera-
ture.
The input voltage is always required.
DC-OK LED
Designation (F)
Description
LED green
On when the voltage at the output terminals is >90% of the set output voltage.
