Properties
| Version | Power supply, switch-mode power supply unit, 24 V |
| Order No. | 1478140000 |
| Type | PRO MAX 480W 24V 20A |
| GTIN (EAN) | 4050118286137 |
| Qty. | 1 items |
| Depth | 150 mm |
| Depth (inches) | 5.905 inch |
| Height | 130 mm |
| Height (inches) | 5.118 inch |
| Width | 90 mm |
| Width (inches) | 3.543 inch |
| Net weight | 2,000 g |
| Storage temperature | -40 °C...85 °C |
| Operating temperature | -25 °C...70 °C |
| Humidity at operating temperature | 5...95 %, no condensation |
| RoHS Compliance Status | Compliant with exemption |
| RoHS Exemption (if applicable/known) | 7a, 7cI |
| REACH SVHC | Lead 7439-92-1 |
| SCIP | 6d8cdf22-8230-4af8-86c8-3558c716666d |
| Certificate No. (cURus) | E255651 |
| AC input voltage range | 85…277 V AC |
| Connection system | Screw connection |
| Current consumption in relation to the input voltage |
|
| DC input voltage range | 80...370 V DC |
| Frequency range AC | 45…65 Hz |
| Input fuse (internal) | Yes |
| Inrush current | max. 15 A |
| Nominal power consumption | 521.7 VA |
| Power factor |
|
| Rated input voltage | 100...240 V AC |
| Recommended back-up fuse |
16 A, char. B circuit breaker
10 A, Char. C circuit breaker |
| Surge protection | Varistor |
| Connection system | Screw connection |
| Continuous output current @ UNominal | 24 A @ 45°C, 15 A @ 70°C |
| Nominal output current for Unom | 20 A @ 60 °C |
| Output power | 480 W |
| Output voltage, max. | 29.5 V |
| Output voltage, min. | 22.5 V |
| Output voltage, note | (adjustable via potentiometer) |
| Parallel connection option | yes, max. 3 |
| Protection against inverse voltage | Yes |
| Rated output voltage | 24 V DC ± 1 % |
| Residual ripple, breaking spikes | <50 mVss @ UNenn, Full Load |
| AC failure bridging time @ Inom | min. 20 ms |
| Current limiting | > 120% IN |
| Degree of efficiency | 92 % |
| Derating | > 60°C / 75% @ 70°C |
| Earth leakage current, max. | 3.5 mA |
| Housing version | Metal, corrosion resistant |
| Mounting position, installation notice | Horizontal on TS35 mounting rail. 50 mm of clearance at top & bottom for air circ. Can mount side by side with no space in between. |
| MTBF |
|
| Power loss, idling | 4.8 W |
| Power loss, nominal load | 41.7 W |
| Protection against reverse voltages from the load | 30…35 V DC |
| Protection degree | IP20 |
| Short-circuit protection | Yes |
| Start-up | ≥ -40 °C |
| Status indication | LED red/green and relay (≥21.6 V DC LED green, relay on/ ≤20.6 LED red, relay off) |
| Surge voltage category | III |
| Interference immunity test acc. to |
EN 55024
EN 55032 IEC61000-3-2,-3 IEC61000-4-2,-3,-4,-5,-6,-8,-11 |
| Noise emission in accordance with EN55032 | Class B |
| Shock resistance IEC 60068-2-27 | 30 g in all directions |
| Vibration resistance IEC 60068-2-6 | 2.3 g |
| Insulation voltage input / earth | 3.5 kV |
| Insulation voltage output / earth | 0.5 kV |
| Insulation voltage, input/output | 4 kV |
| Pollution severity | 2 |
| Protection class | I, with PE connection |
| Surge voltage category | III |
| Electrical machine equipment | Acc. to EN60204 |
| For use with electronic equipment | Acc. to EN50178 / VDE0160 |
| Protection against dangerous shock currents | Acc. to VDE0106-101 |
| Protective separation / protection against electrical shock | VDE0100-410 / acc. to DIN57100-410 |
| Safety extra-low voltage |
SELV acc. to IEC 60950-1
PELV according to EN 60204-1 |
| Safety transformers for switch-mode power supplies | According to EN 61558-2-16 |
| Conductor cross-section, AWG/kcmil , max. | 10 AWG |
| Conductor cross-section, AWG/kcmil , min. | 26 AWG |
| Conductor cross-section, flexible , min. | 0.22 mm² |
| Conductor cross-section, rigid , max. | 6 mm² |
| Conductor cross-section, rigid , min. | 0.18 mm² |
| Connection system | Screw connection |
| Number of terminals | 3 for L/N/PE |
| Screwdriver blade |
0.8 x 4.0
PZ 1 |
| Tightening torque, max. | 0.6 Nm |
| Tightening torque, min. | 0.5 Nm |
| Wire connection cross section, flexible (input), max. | 4 mm² |
| Conductor cross-section, AWG/kcmil , max. | 10 AWG |
| Conductor cross-section, AWG/kcmil , min. | 26 AWG |
| Conductor cross-section, flexible , max. | 4 mm² |
| Conductor cross-section, flexible , min. | 0.22 mm² |
| Conductor cross-section, rigid , max. | 6 mm² |
| Conductor cross-section, rigid , min. | 0.18 mm² |
| Connection system | Screw connection |
| Number of terminals | 8 (++,---,11,13,14) |
| Screwdriver blade |
0.8 x 4.0
PZ 1 |
| Tightening torque, max. | 0.6 Nm |
| Tightening torque, min. | 0.5 Nm |
| Contact load (NO contact) | max. 30 V DC / 1 A |
| Floating contact | Yes |
| Status indication | LED red/green and relay (≥21.6 V DC LED green, relay on/ ≤20.6 LED red, relay off) |
| Approval/Certificate/Document of Conformity |
[UL 508 Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_306051)
[UL 60950-1 Certificate.pdf](https://mdcop.weidmueller.com/mediadelivery/asset/900_306061) [UL CL1 DIV2 Certificate.pdf](https://mdcop.weidmueller.com/mediadelivery/asset/900_306067) [DNV Certificate.pdf](https://mdcop.weidmueller.com/mediadelivery/asset/900_307353) [DoP EN54.4](https://mdcop.weidmueller.com/mediadelivery/asset/900_310562) [Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_164769) [UK Conformity Assessed](https://mdcop.weidmueller.com/mediadelivery/asset/900_311570) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_61869) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.1478140000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=1478140000) |
| User Documentation | [Operating instructions](https://mdcop.weidmueller.com/mediadelivery/asset/900_68819) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| ETIM 6.0 | EC002540 |
| ETIM 7.0 | EC002540 |
| ETIM 8.0 | EC002540 |
| ETIM 9.0 | EC002540 |
| ECLASS 9.0 | 27-04-07-01 |
| ECLASS 9.1 | 27-04-07-01 |
| ECLASS 10.0 | 27-04-07-01 |
| ECLASS 11.0 | 27-04-07-01 |
| ECLASS 12.0 | 27-04-07-01 |
| ECLASS 13.0 | 27-04-07-01 |
| ECLASS 14.0 | 27-04-07-01 |
| Approvals |        |
| ROHS | Conform |
| UL File Number Search | [UL Website](LINK/UL_search.html) |
| Certificate No. (cURus) | E255651 |
| Certificate no. (cULus) | E258476 |
| Certificate no. (cULusEX) | E470829 |