Properties
| Version | Power supply, switch-mode power supply unit, 24 V |
| Order No. | 2838480000 |
| Type | PRO BAS 480W 24V 20A |
| GTIN (EAN) | 4064675444176 |
| Qty. | 1 items |
| Depth | 125 mm |
| Depth (inches) | 4.921 inch |
| Height | 130 mm |
| Height (inches) | 5.118 inch |
| Width | 59 mm |
| Width (inches) | 2.323 inch |
| Net weight | 1,380 g |
| Storage temperature | -40 °C...85 °C |
| Operating temperature | -25 °C...70 °C |
| Humidity | 5…95 % rel. humidity, no condensation |
| RoHS Compliance Status | Compliant with exemption |
| RoHS Exemption (if applicable/known) | 6c, 7a, 7cI |
| REACH SVHC |
Lead 7439-92-1
Lead monoxide 1317-36-8 |
| SCIP | d62541f7-8058-4336-b693-7303c8b40800 |
| AC input voltage range | 85...264 V AC (derating at 100 V AC) |
| Connection system | Screw connection |
| Current consumption in relation to the input voltage |
|
| DC input voltage range | 110...370 V DC (derating at <120 V DC) |
| Frequency range AC | 45…65 Hz |
| Input fuse (internal) | Yes |
| Inrush current | 20 A @ 230 V AC, 25 °C |
| Rated input voltage | 110...240 V AC / 120...340 V DC |
| Recommended back-up fuse |
6 A / DI, safety fuse 16 A, Char. B, circuit breaker 6…8 A, Char. C, circuit breaker |
| Wire connection method | Screw connection |
| Capacitive load | 5.5mF |
| Connection system | Screw connection |
| Continuous output current @ UNominal |
20 A @ 55 °C
12.5 A @ 70°C |
| Mains failure bridge-over time |
|
| Nominal output current for Unom | 20 A @ 55 °C |
| Output power | 480 W |
| Output voltage, max. | 28 V |
| Output voltage, min. | 22 V |
| Overload protection | Yes |
| Parallel connection option | yes, max. 3 |
| Protection against inverse voltage | Yes |
| Rated output voltage | 24 V DC |
| Residual ripple, breaking spikes | ≤ 100 mVpp @ full Load |
| Wire connection method | Screw connection |
| AC failure bridging time @ Inom | > 80 ms @ 230 V AC / > 20 ms @ 115 V AC |
| Degree of efficiency | 95% @ 230 V AC |
| Earth leakage current, max. | 3.5 mA |
| Housing version | Metal, corrosion resistant |
| Humidity | 5…95 % rel. humidity, no condensation |
| 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 factor (approx.) | 0.95 @ 230 V AC, nominal load |
| Power loss, idling | 2 W |
| Power loss, nominal load | 30 W |
| Protection against over-heating | Yes |
| Protection degree | IP20 |
| Short-circuit protection | Yes |
| Status indication | Green LED |
| 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 | 0.7 g according to EN 50178 |
| Insulation voltage input / earth | 3.5 kV |
| Insulation voltage output / earth | 0.5 kV |
| Insulation voltage, input/output | 3.5 kV |
| Pollution severity | 2 |
| Protection class | I, with PE connection |
| For use with electronic equipment | Acc. to EN50178 |
| Safety extra-low voltage |
IEC 61010-1
IEC 61010-2-201 |
| 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. | 0.18 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 |
| Tightening torque, max. | 0.6 Nm |
| Tightening torque, min. | 0.5 Nm |
| Wire connection cross section, flexible (input), max. | 6 mm² |
| Conductor cross-section, AWG/kcmil , max. | 10 AWG |
| Conductor cross-section, AWG/kcmil , min. | 26 AWG |
| Conductor cross-section, flexible , max. | 6 mm² |
| Conductor cross-section, flexible , min. | 0.18 mm² |
| Conductor cross-section, rigid , max. | 6 mm² |
| Conductor cross-section, rigid , min. | 0.18 mm² |
| Connection system | Screw connection |
| Number of terminals | 5 (+ + / - - -) |
| Screwdriver blade | 0.8 x 4.0 |
| 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 |
| LED green | Operating voltage OK |
| Status indication | Green LED |
| Trigger voltage, LED | Uout > 0.9 x Unominal min |
| Trigger voltage, relay | Uout > 0.9 x Unominal min |
| Approval/Certificate/Document of Conformity |
[PRO BAS CSA_UL 62368-1.pdf](https://mdcop.weidmueller.com/mediadelivery/asset/900_306166)
[UKCA Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_266443) [Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_266444) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_274701) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.2838480000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2838480000) |
| User Documentation | [Operating Instructions](https://mdcop.weidmueller.com/mediadelivery/asset/900_266428) |
| 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. (cULus) | E258476 |