# AC/DC DIN Rail Power Supply (PSU), ITE, 1 Output, 30 W, 24 VDC, 1.25 A

![Product image](https://novapart.co/image/farnell:2843624/)

**URL**: https://novapart.co/products/2902991/ac-dc-din-rail-power-supply-psu-ite-1-output-30-w
**SKU**: 2902991
**Manufacturer**: PHOENIX CONTACT
**Price**: €42.3300
**Stock**: 50+
**Lead Time**: 36 days (indicative)

## Description

No. of Outputs:1 Output; Output Power Max:30W; Output Voltage - Output 1:24V; Output Current - Output 1:1.25A; Output Voltage - Output 2:-; Output Current - Output 2:-; Output Voltage - O

## Specifications

| Parameter | Value |
|---|---|
| Svhc | Lead (04-Feb-2026) |
| Product Range | UNO POWER Series |
| No. Of Outputs | 1 Output |
| Output Power Max | 30W |
| Current, Output 4 | - |
| Input Voltage Vac | 85V AC to 264V AC |
| Power Supply Output Type | Fixed |
| Output Current - Output 1 | 1.25A |
| Output Current - Output 2 | - |
| Output Current - Output 3 | - |
| Output Voltage - Output 1 | 24VDC |
| Output Voltage - Output 2 | - |
| Output Voltage - Output 3 | - |
| Output Voltage - Output 4 | - |
| Power Supply Applications | ITE |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2843624/)

https://www.phoenixcontact.com/au/products/2902991 

## Power supply unit - UNO-PS/1AC/24DC/ 30W - 2902991 

Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid 

(http://phoenixcontact.com/download) 

Primary-switched UNO POWER power supply for DIN rail mounting, input: 1-phase, output: 24 V DC/30 W 

## Product Description 

UNO POWER power supplies with basic functionality 

Thanks to their high power density, compact UNO POWER power supplies are the ideal solution for loads up to 240 W, particularly in compact control boxes. The power supply units are available in various performance classes and overall widths. Their high degree of efficiency and low idling losses ensure a high level of energy efficiency. 

## Why buy this product 

Flexible mounting by simply snapping onto the DIN rail 

More space in the control cabinet with up to 20 % higher power density 

Maximum energy efficiency, thanks to over 90 % efficiency and extremely low idling losses under 0.3 W 

> wy Outdoor installation, thanks to the wide temperature range from -25°C to +70°C ~~SS~~ >—=w Key Commercial Data ~~a~~ Packing unit 1 STK GTIN ~~I a~~ GTIN 4046356729192 Weight per Piece (excluding packing) 150.000 g ~~a~~ Custom tariff number 85044001 ~~a a~~ Country of origin Germany ~~a~~ Sales Key CMPU13 

## Technical data 

## Dimensions 

|Width|22.5 mm|
|---|---|
|Height|90 mm|
|Depth|84 mm|



Ambient conditions 

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https://www.phoenixcontact.com/au/products/2902991 

## Power supply unit - UNO-PS/1AC/24DC/ 30W - 2902991 

## Technical data 

## Ambient conditions 

Degree of protection IP20 Ambient temperature (operation) -25 °C ... 70 °C (> 55° C derating : 2.5%/K) Ambient temperature (start-up type tested) -40 °C Ambient temperature (storage/transport) -40 °C ... 85 °C Max. permissible relative humidity (operation) ≤ 95 % (at 25 °C, non-condensing) Climatic class 3K3 (in acc. with EN 60721) Degree of pollution 2 Input data Nominal input voltage range 100 V AC ... 240 V AC Input voltage range 85 V AC ... 264 V AC AC frequency range 45 Hz ... 65 Hz Current consumption 0.5 A (120 V AC) 0.3 A (230 V AC) Nominal power consumption 33.9 W Inrush surge current < 20 A (typical) Mains buffering > 25 ms (120 V AC) > 115 ms (230 V AC) Input fuse 2 A (slow-blow, internal) Choice of suitable circuit breakers 6 A ... 16 A (Characteristics B, C, D, K) Type of protection Transient surge protection Protective circuit/component Varistor Output data Nominal output voltage 24 V DC ±1 % Nominal output current (IN) 1.25 A (-25 °C ... 55 °C) Derating 55 °C ... 70 °C (2.5%/K) Connection in parallel Yes, for redundancy and increased capacity Connection in series yes Feedback resistance < 35 V DC Circuit breaker against surge voltage at output by invasive foreign matter ≤ 35 V DC Control deviation < 1 % (change in load, static 10 % ... 90 %) < 2 % (Dynamic load change 10 % ... 90 %, 10 Hz) < 0.1 % (change in input voltage ±10 %) Residual ripple < 60 mVPP (with nominal values) Output power 30 W Typical response time < 1 s Maximum power dissipation in no-load condition < 0.3 W Power loss nominal load max. < 5 W ~~=~~ General ~~[i]~~ Net weight 0.15 kg 02/02/2018   Page 2 / 6 

https://www.phoenixcontact.com/au/products/2902991 

## Power supply unit - UNO-PS/1AC/24DC/ 30W - 2902991 

|Technical data|
|---|
|General|
|Efficiency<br>> 88 % (for 230 V AC and nominal values)<br>Insulation voltage input/output<br>4 kV AC (type test)<br>3 kV AC (routine test)<br>Protection class<br>II (in closed control cabinet)<br>Degree of protection<br>IP20<br>MTBF (IEC 61709, SN 29500)<br>> 1158000 h (40 °C)<br>Mounting position<br>horizontal DIN rail NS 35, EN 60715<br>Assembly instructions<br>Alignable: 0 mm horizontally, 30 mm vertically<br>~~==~~|
|Connection data, input|
|Connection method<br>Screw connection<br>Conductor cross section solid min.<br>0.2 mm²<br>Conductor cross section solid max.<br>2.5 mm²<br>Conductor cross section flexible min.<br>0.2 mm²<br>Conductor cross section flexible max.<br>2.5 mm²<br>Conductor cross section AWG min.<br>24<br>Conductor cross section AWG max.<br>14<br>Stripping length<br>8 mm<br>Screw thread<br>M3<br>~~=~~|
|Connection data, output|
|Connection method<br>Screw connection<br>Conductor cross section solid min.<br>0.2 mm²<br>Conductor cross section solid max.<br>2.5 mm²<br>Conductor cross section flexible min.<br>0.2 mm²<br>Conductor cross section flexible max.<br>2.5 mm²<br>Conductor cross section AWG min.<br>24<br>Conductor cross section AWG max.<br>14<br>Stripping length<br>8 mm<br>Screw thread<br>M3<br>~~==~~|
|Standards and Regulations|
|Electromagnetic compatibility<br>Conformance with EMC Directive 2014/30/EU<br>Noise immunity<br>EN 61000-6-2:2005<br>Connection in acc. with standard<br>CUL<br>Standards/regulations<br>EN 61000-4-2<br>Contact discharge<br>4 kV (Test Level 2)<br>Standards/regulations<br>EN 61000-4-3<br>Frequency range<br>80 MHz ... 1 GHz<br>Test field strength<br>10 V/m<br>Frequency range<br>1.4 GHz ... 2 GHz<br>Test field strength<br>3 V/m<br>~~==~~|
|02/02/2018   Page 3 / 6|



https://www.phoenixcontact.com/au/products/2902991 

## Power supply unit - UNO-PS/1AC/24DC/ 30W - 2902991 

## Technical data 

## Standards and Regulations 

**==> picture [523 x 355] intentionally omitted <==**

**----- Start of picture text -----**<br>
||||
|---|---|---|
|DR|Standards/regulations|EN 61000-4-4|
|a|Comments|Criterion B|
|a|Standards/regulations|EN 61000-4-5|
|a|EN 61000-6-3|
|a|EN 61000-4-6|
|a|Frequency range|10 kHz ... 80 MHz|
|a|Voltage|10 V (Test Level 3)|
|a|Standards/regulations|EN 61000-4-11|
|a|Low Voltage Directive|Conformance with LV directive 2006/95/EC|
|a|Standard - Safety of transformers|EN 61558-2-16|
|a|Standard - Electrical safety|IEC 60950-1/VDE 0805 (SELV)|
|Standard – Electronic equipment for use in electrical power installations|
|EN 50178/VDE 0160 (PELV)|
|and their assembly into electrical power installations|
|a|
|a|Standard – Safety extra-low voltage|IEC 60950-1 (SELV) and EN 60204-1 (PELV)|
|Standard - Safe isolation|DIN VDE 0100-410|
|a|
|a|Standard – Limitation of mains harmonic currents|EN 61000-3-2|
|a|UL approvals|UL/C-UL listed UL 508|
|a|UL/C-UL Recognized UL 60950-1|
|a|NEC Class 2 as per UL 1310|
|a|Shock|18 ms, 30g, in each space direction (according to IEC 60068-2-27)|
|a|Vibration (operation)|< 15 Hz, amplitude ±2.5 mm (according to IEC 60068-2-6)|
|15 Hz ... 150 Hz, 2.3g, 90 min.|
|a|
|Approval - requirement of the semiconductor industry with regard to|
|EN 61000-4-11|
|mains voltage dips|
|a|
|LR|Information technology equipment - safety (CB scheme)|CB Scheme|

**----- End of picture text -----**<br>


## Environmental Product Compliance 

China RoHS 

Environmentally Friendly Use Period = 25; For details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration” 

## Drawings 

Block diagram 

**==> picture [165 x 14] intentionally omitted <==**

**----- Start of picture text -----**<br>
L +<br>N -<br>**----- End of picture text -----**<br>


## Classifications 

eCl@ss eCl@ss 4.0 27040702 ~~—_;&z«ii«__ 7}~~ 02/02/2018   Page 4 / 6 

https://www.phoenixcontact.com/au/products/2902991 

## Power supply unit - UNO-PS/1AC/24DC/ 30W - 2902991 

## Classifications 

## eCl@ss 

|eCl@ss||
|---|---|
|eCl@ss 4.1|27040702|
|eCl@ss 5.0|27049002|
|eCl@ss 5.1|27049002|
|eCl@ss 6.0|27049002|
|eCl@ss 7.0|27049002|
|eCl@ss 8.0|27049002|
|eCl@ss 9.0|27040701|
|ETIM<br>ETIM 3.0<br>EC001039<br>ETIM 4.0<br>EC000599<br>ETIM 5.0<br>EC002540<br>ETIM 6.0<br>EC002540<br>~~SST~~||
|UNSPSC||
|UNSPSC 6.01|30211502|
|UNSPSC 7.0901|39121004|
|UNSPSC 11|39121004|
|UNSPSC 12.01|39121004|
|UNSPSC 13.2|39121004|



## Approvals 

## Approvals 

## Approvals 

UL Recognized / UL Listed / cUL Recognized / cUL Listed / IECEE CB Scheme / EAC / EAC / cULus Recognized / cULus Listed 

## Ex Approvals 

UL Listed / cUL Listed / cULus Listed 

Approval details 

> UL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 214596 ~~OO~~ UL Listed http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 123528  ~~OO~~ 

02/02/2018   Page 5 / 6 

https://www.phoenixcontact.com/au/products/2902991 

## Power supply unit - UNO-PS/1AC/24DC/ 30W - 2902991 

Approvals 

> cUL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 214596 ~~oo~~ cUL Listed http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 123528  IECEE CB Scheme http://www.iecee.org/ DK-30305-A3-M1-UL  ~~ee~~ EAC EAC-Zulassung  ~~oo~~ RU C- EAC DE.A*30.B.01082  cULus Recognized http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm  ~~ee~~ cULus Listed 

## Accessories 

Accessories 

Redundancy module 

Redundancy module - UNO-DIODE/5-24DC/2X10/1X20 - 2905489 

Redundancy module, 5 V - 24 V DC, 2 x 10 A, 1 x 20 A. 

Phoenix Contact 2018 © - all rights reserved http://www.phoenixcontact.com 

02/02/2018   Page 6 / 6 



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- [Supplier page](https://es.farnell.com/phoenix-contact/2902991/power-supply-ac-dc-24v-1-25a/dp/2843624)
---

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