Properties
| Version | Power supply, switch-mode power supply unit |
| Order No. | 2660200291 |
| Type | PRO PM 250W 12V 21A |
| GTIN (EAN) | 4050118782080 |
| Qty. | 1 items |
| Depth | 215 mm |
| Depth (inches) | 8.465 inch |
| Height | 30 mm |
| Height (inches) | 1.181 inch |
| Width | 115 mm |
| Width (inches) | 4.528 inch |
| Net weight | 736 g |
| Storage temperature | -40 °C...85 °C |
| Operating temperature | -20 °C...70 °C |
| Humidity | 5…95 % RH |
| REACH SVHC |
Lead 7439-92-1
Lead oxide 1317-36-8 |
| SCIP | 015c3a09-4dd7-4b84-85e2-16a46fa4e79a |
| AC input voltage range | 90…264 V AC |
| Connection system | Screw connection |
| Current consumption in relation to the input voltage |
|
| Frequency range AC | 47...63 Hz |
| Inrush current | max. 60 A |
| Nominal power consumption | 297.6 VA |
| Rated input voltage | 100...240 V AC |
| Recommended back-up fuse | 6 A at 230 V AC, characteristic curve C |
| Connection system | Screw connection |
| Mains failure bridge-over time | 20 ms |
| Output power | 250 W |
| Output voltage, note | ± 10% nominal output voltage tolerance, adjustable with potentiometer |
| Overload protection | 120%...180% Inominal, hiccup mode with automatic recovery |
| Parallel connection option | Yes, with diode module |
| Rated current | 21 A |
| Rated output voltage | 12 V DC |
| Residual ripple, breaking spikes | < 100 mVPP |
| Surge protection | 13.5...16.2 V @ 12 V DC |
| Degree of efficiency | 84% |
| Derating | > 50°C (2% / 1°C) |
| Humidity | 5…95 % RH |
| Mounting position, installation notice | Panel mount, screw fix |
| MTBF |
|
| Protection degree | IP20 |
| Short-circuit protection | Yes |
| Status indication | LED green: ready |
| Interference immunity test acc. to |
Burst: EN 61000-4-4 / ESD EN 61000-4-2
EN61000-4-3 (HF field) EN 61000-4-5 (surge) EN 61000-4-6 (conducted) EN61000-4-8 (Fields) EN 61000-4-11 (Dips) |
| 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 | 10...500 Hz, constant acceleration 5 g, 10 minutes/cycle, 60 minutes/axis |
| Insulation voltage input / earth | 2 kV |
| Insulation voltage output / earth | 0.5 kV |
| Insulation voltage, input/output | 3 kV |
| Safety extra-low voltage |
SELV acc. to IEC 60950-1
PELV according to EN 60204-1 |
| Conductor cross-section, AWG/kcmil , max. | 12 |
| Conductor cross-section, AWG/kcmil , min. | 21 |
| Conductor cross-section, rigid , max. | 4 mm² |
| Conductor cross-section, rigid , min. | 0.34 mm² |
| Connection system | Screw connection |
| Conductor cross-section, AWG/kcmil , max. | 12 |
| Conductor cross-section, AWG/kcmil , min. | 21 |
| Conductor cross-section, rigid , max. | 4 mm² |
| Conductor cross-section, rigid , min. | 0.34 mm² |
| Connection system | Screw connection |
| Status indication | LED green: ready |
| Approval/Certificate/Document of Conformity |
[PRO PM 250W UL 62368.pdf](https://mdcop.weidmueller.com/mediadelivery/asset/900_306139)
[Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_189189) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_239554) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2660200291) |
| User Documentation | [Instruction sheet](https://mdcop.weidmueller.com/mediadelivery/asset/900_246506) |
| 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 | 27-04-90-02 |
| Approvals |  |
| ROHS | Conform |