The Weidmüller PRO ECO3 120W 24V 5A rail mounted PSU delivers a steady 24 V DC at 5 A, suitable for industrial applications. This single-output power supply is ideal for use on DIN rails in control cabinets. Featuring robust construction, it ensures reliable performance in various automation and machinery environments.
| Type |
Rail mounted PSU (DIN) |
| Number of Outputs |
1 |
| Power Rating |
120W |
| @ AC |
> 20 ms @ 3 x 400 V AC |
| 1st secondary output voltage |
24 - 24 |
| AC failure bridging time @ Inom |
> 40 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 120W 24V 5A II |
| Available until |
2026-12-30T00:00:00+01:00t |
| Built-in height |
225 |
| Built-in width |
100 |
| Capacitive load |
unrestricted |
| Certificate no. (cULus) |
E258476 |
| Conductor cross-sectio , flexible , max. 2 |
Conductor cross-section, flexible , min. 0.5mm2 |
| Conductor cross-sectio , WG/kcmil , WG |
Conductor cross-section, AWG/kcmil , 26 AWG |
| 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 5 A @ 55 °C, 3,75 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 40 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) |
4050118275735 |
| Housing version |
Metal, corrosion resistant |
| Indication |
Green LED (Uoutput > |
| Input fuse (internal) |
Yes |
| Inrush current |
max. 40A |
| 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), |
| Limiting of mains voltage harmonic |
According to EN |
| max. |
min.min |
| Max. operating temperature (derating) |
+70°C |
| Max. output current 1 |
5A |
| 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 |
| Misc Attribute |
PRO ECO3 120W 24V 5A |
| Mounting position, installation notice |
on terminal rail TS 35 |
| Net weight |
677g |
| Noise emission in accordance with |
Class B |
| Nominal Input Voltage |
400 - 500 /ACV |
| Nominal output current for Unom |
5 A at 55°C |
| Nominal power consumption |
137.9VA |
| Nominal value output voltage 1 |
24 |
| Nominal value output voltage 1 [DC] |
24V |
| Operating Temperature |
-25 °C...70°C |
| Operating temperature (min.) |
-25°C |
| Output Power |
120W |
| Output voltage (max.) |
28V |
| Output voltage (min.) |
22V |
| Output voltage, note |
(adjustable via |
| Overload protection |
Yes |
| Parallel connection option |
yes, max. 5 |
| Performance level according to EN ISO 13849-1 |
N/A |
| Phases |
3 |
| Pollution severity |
2 |
| Power Consumption |
137.9 |
| Power factor (approx.) |
> 0.55 @ 3 x 500 V AC / >V |
| Power loss, idling |
6W |
| Power loss, nominal load |
17W |
| Power Output |
120 |
| 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 |
2 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 |
| Weight |
600g |
| Wire connection cross sectio , flexible 2 |
Conductor cross-section, flexible , min. 0.5mm2 |
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