The Weidmüller PRO ECO3 is a 480 W rail mounted power supply unit designed for industrial applications, providing a stable 24 V DC output at 20 A. This single-output PSU is ideal for installation on DIN rails, ensuring efficient power distribution in control panels and automation systems. Typical uses include powering industrial equipment and machinery with reliable energy supply.
| Type |
Rail mounted PSU (DIN) |
| Number of Outputs |
1 |
| Power Rating |
480W |
| @ AC |
> 20 ms @ 3 x 400 V AC |
| 1st secondary output voltage |
24 - 24 |
| AC failure bridging time @ Inom |
> 30 ms @ 3 x 500 V AC / |
| AC input voltage range |
3 x 320...3 x 575 V AC / 2 x 360...2 x 575 V ACV |
| Alternative product |
PRO ECO3 480W 24V 20A II |
| Available until |
2026-12-30T00:00:00+01:00t |
| Built-in height |
225 |
| Built-in width |
160 |
| Capacitive load |
unrestricted |
| Certificate no. (cULus) |
E258476 |
| Certificate No. (cURus) |
E255651 |
| Conductor cross-sectio , flexible , max. 2 |
Conductor cross-section, flexible , min. 0.5mm2 |
| Conductor cross-section, rigid , max. |
6mm2 |
| Conductor cross-section, rigid , min. |
0.5mm2 |
| Connection system |
Screw connection |
| Contact load (NO contact) |
max. 30 V DC / 1 A |
| Continuous output current @ UNominal 20 A @ 55 °C, 15 A @ 70 |
Ramp-up time |
| Current consumption in relation to the |
Voltage type |
| DC input voltage range |
450...800 V DCV |
| Degree of protection (IP) |
IP20 |
| Delivery status |
This article will no longer be available in the future. |
| Dimensions (L x W x H) |
100 x 100 x 125mm |
| Earth leakage current, x. |
3.5mA |
| ECLASS 14 |
27-04-07-01 |
| ECLASS 15.0 |
27-04-07-01 |
| Electric symbol |
Derating curve |
| Electrical machine equipment |
Acc. to EN60204 |
| EN55032 |
EN 61000-4-3 (RS), EN |
| ETIM 10 |
EC002540 |
| ETIM 8.0 |
EC002540 |
| ETIM 9.0 |
EC002540 |
| Floating contact |
Yes |
| For use with electronic equipment |
Acc. to EN50178 / |
| Frequency range AC |
47...63 HzHz |
| GTIN (EAN) |
4050118275742 |
| Housing version |
Metal, corrosion resistant |
| Indication |
Green LED (Uoutput > |
| Input fuse (internal) |
Yes |
| Inrush current |
max. 50A |
| Insulation voltage input / earth |
2kV |
| Insulation voltage output / earth |
0.5kV |
| Insulation voltage, input/output |
3kV |
| Interference immunity test acc. to |
EN 61000-4-2 (ESD), |
| Isolation Voltage |
3kV |
| Limiting of mains voltage harmonic |
According to EN |
| Max Output Current |
20A |
| Max Power Dissipation |
480W |
| max. |
min.min |
| Max. operating temperature (derating) |
+70°C |
| Max. output current 1 |
20A |
| Max. perm. air humidity (operational) |
5 %...95 % RH% |
| Maximum input voltage [AC] |
575V |
| Maximum Operating Temperature |
70°C |
| Maximum Temperature |
+85°C |
| Min. operating temperature (derating) |
-25°C |
| Min. temperature |
-40°C |
| Minimum Input Voltage [AC] |
320V |
| Minimum Operating Temperature |
-25°C |
| Misc Attribute |
PRO ECO3 480W 24V 20A |
| Mount |
DIN Rail |
| Mounting position, installation notice |
on terminal rail TS 35 |
| Net weight |
1300g |
| Noise emission in accordance with |
Class B |
| Nominal Input Voltage |
400 - 500 /ACV |
| Nominal output current for Unom |
20 A @ 55°C |
| Nominal power consumption |
539.3VA |
| Nominal value output voltage 1 |
24 |
| Nominal value output voltage 1 [DC] |
12V |
| Operating Temperature |
-25 °C...70°C |
| Operating temperature (max.) |
+70°C |
| Operating temperature (min.) |
-25°C |
| Output Power |
480W |
| Output voltage (max.) |
28V |
| Output voltage (min.) |
22V |
| Output voltage, note |
(adjustable via |
| Overload protection |
Yes |
| Parallel connection option |
yes, max. 3 |
| Performance level according to EN ISO 13849-1 |
N/A |
| Phases |
3 |
| Pollution severity |
2 |
| Power Consumption |
539.3 |
| Power factor (approx.) |
> 0.55 @ 3 x 500 V AC / >V |
| Power loss, idling |
8W |
| Power loss, nominal load |
48W |
| Power Output |
480 |
| power supplies |
61558-2-16 |
| Protection against over-heating |
Yes |
| Protection Class |
I, with PE connectionW |
| Protection degree (IP rating) |
IP20 |
| Protective separation / protection |
VDE0100-410 / acc. to |
| Rated input voltage |
3x 400...3x 500 V AC (wide-range input)V |
| Rated output voltage |
24 V DC ± 1 % |
| Rated supply voltage AC 50 Hz |
320 - 575 |
| Rated supply voltage AC 60 Hz |
320 - 575 |
| Rated supply voltage DC |
450 - 800 |
| REACH SVHC |
Lead 7439-92-1 |
| Recommended back-up fuse |
4 A / DI, safety fuse |
| Relay on/off |
Output voltage |
| Residual ripple, breaking spikes |
<50 mVPP @ 24 V DC, IN |
| ROHS |
Conform |
| RoHS Compliance Status |
Compliant with exemption |
| Safety extra-low voltage |
SELV acc. to IEC 60950-1, |
| Safety transformers for switch-mode |
According to EN |
| SCIP |
6d8cdf22-8230-4af8-86c8-3558c716666d |
| Shock resistance IEC 60068-2-27 |
15 In all directionsg |
| SIL according to IEC 61508 |
N/A |
| Storage temperature |
-40 °C...85°C |
| Suitable for distribution board |
false |
| Suitable for safety functions |
false |
| Suitable for wall mounting |
rail |
| Surge protection |
Varistor |
| Surge voltage category |
II |
| Tightening torque, max. |
0.6Nm |
| Tightening torque, min. |
0.5Nm |
| UL File Number Search |
UL Website |
| Version |
Power supply, switch-mode power supply unit, 24 |
| Vibration resistance IEC 60068-2-6 |
1 according to ENg |
| Voltage - Output 1 |
24V |
| Weight |
1300g |
| Wire connection cross sectio , flexible 2 |
Conductor cross-section, flexible , min. 0.5mm2 |
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