Weidmüller's PRO MAX3 480W 24V 20A is a rail-mounted power supply unit designed for industrial applications, providing stable 24V DC output at 20A with a robust 480W capacity. Ideal for use in automation and control systems, it ensures reliable power delivery on DIN rails. Its compact design allows for easy integration into existing systems, enhancing operational efficiency.
| Type |
Rail mounted PSU (DIN) |
| Number of Outputs |
1 |
| Power Rating |
480W |
| 1st secondary output voltage |
24 - 24 |
| AC failure bridging time @ Inom |
20 |
| AC input voltage range |
3 x 320...3 x 575 V AC / 2 x 360...2 x 575 V ACV |
| Ambient temperature |
25°C |
| Built-in height |
230 |
| Built-in width |
130 |
| Certificate no. (cULus) |
E258476 |
| Certificate no. (cULusEX) |
E470829 |
| Certificate No. (cURus) |
E255651 |
| Conductor cross-sectio , AWG/kcmil , AWG |
Wire connection cross section, flexible 4mm2 |
| Conductor cross-sectio , flexible , max. 2 |
Conductor cross-section, flexible , min. 0.22mm2 |
| Conductor cross-sectio , flexible , min. mm2 |
Conductor cross-section, rigid , max. |
| Conductor cross-sectio , WG/kcmil , WG |
Conductor cross-section, AWG/kcmil , 26 AWG |
| Conductor cross-section, rigid , max. |
6mm2 |
| Conductor cross-section, rigid , min. |
0.18mm2 |
| Configurable |
No |
| Connection system |
Screw connection |
| Contact load (NO contact) |
max. 30 V DC / 1 A |
| Current consumption in relation to the |
Voltage type |
| Current limiting |
> 120 IN% |
| DC input voltage range |
450...800 V DCV |
| Degree of protection (IP) |
IP20 |
| Derating |
> 60°C / 75% @ 70°C |
| Dimensions (L x W x H) |
150 x 70 x 130mm |
| 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 |
| ETIM 10 |
EC002540 |
| ETIM 8.0 |
EC002540 |
| ETIM 9.0 |
EC002540 |
| Floating contact |
Yes |
| Frequency range AC |
45...65 HzHz |
| GTIN (EAN) |
4050118286144 |
| Housing version |
Metal, corrosion resistant |
| Humidity at operating temperature |
5...95 %, no condensation |
| Input Connector Type |
Screw Terminal Block |
| Input fuse (internal) |
Yes |
| Input/Output Type |
AC/DC |
| Inrush current |
max. 15A |
| Insulation voltage input / earth |
3.5kV |
| Insulation voltage output / earth |
0.5kV |
| Insulation voltage, input/output |
4kV |
| Interference immunity test acc. to |
EN 55024, EN 55032, |
| max. |
min.min |
| Max. operating temperature (derating) |
+70°C |
| Max. output current 1 |
20A |
| Maximum Input Current |
0.85A |
| Maximum Operating Temperature |
70°C |
| Maximum Output Current |
24A |
| Maximum Output Power |
480W |
| Maximum Temperature |
+85°C |
| Medical Application |
No |
| min. |
(input), max.mA |
| Min. operating temperature (derating) |
-25°C |
| Min. temperature |
-40°C |
| Minimum Isolation Voltage |
4000V |
| Minimum Operating Temperature |
-25°C |
| Misc Attribute |
PRO MAX3 480W 24V 20A |
| Mounting position, installation notice |
Horizontal on TS35 mounting rail. 50 mm of clearance at top & bottom for air circ. Can mount |
| Net weight |
1600g |
| Noise emission in accordance with |
Class B |
| Nominal Input Voltage |
400 - 500 /ACV |
| Nominal output current for Unom |
20 A @ 60°C |
| Nominal power consumption |
524.6VA |
| 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 Type |
Fixed |
| Output voltage (max.) |
29.5V |
| Output voltage (min.) |
22.5V |
| Output voltage, note |
(adjustable via |
| Parallel connection option |
yes, max. 3 |
| Performance level according to EN ISO 13849-1 |
N/A |
| Phases |
3 |
| Pin Count |
12 |
| Pollution severity |
2 |
| Power Consumption |
524.6 |
| Power Factor |
Power factor typical |
| Power loss, idling |
5.5W |
| Power loss, nominal load |
36W |
| power supplies |
61558-2-16 |
| Protection Class |
I, with PE connectionW |
| Protection degree (IP rating) |
IP20 |
| 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 |
3 - 5 A, char. C, circuit breaker |
| Residual ripple, breaking spikes |
<50 mVss @ UNenn, Full |
| 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 |
| Screwdriver blade |
0.8 x 4.0, PZ 1 |
| Shock resistance IEC 60068-2-27 |
30 in all directionsg |
| SIL according to IEC 61508 |
N/A |
| Start-up |
-40°C |
| Storage temperature |
-40 °C...85°C |
| Style |
DIN Rail |
| Suitable for distribution board |
false |
| Suitable for safety functions |
false |
| Suitable for wall mounting |
rail |
| Surge protection |
Varistor |
| Surge voltage category |
III |
| Tightening torque, max. |
0.6Nm |
| Tightening torque, min. |
0.5Nm |
| Tolerance |
1% |
| UL File Number Search |
UL Website |
| Version |
Power supply, switch-mode power supply unit, 24 |
| Vibration resistance IEC 60068-2-6 |
2.3g |
| Weight |
1600g |
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