# AC/DC DIN Rail Power Supply (PSU), Industrial & Laboratory Equipment, 1 Output, 480 W, 24 V, 20 A

![Product image](https://novapart.co/image/farnell:4856031/)

**URL**: https://novapart.co/products/1234308/ac-dc-din-rail-power-supply-psu-industrial
**SKU**: 1234308
**Manufacturer**: PHOENIX CONTACT
**Price**: €165.7300
**Stock**: 10+
**Lead Time**: 36 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | Lead (04-Feb-2026) |
| Product Range | - |
| No. Of Outputs | 1 Output |
| Output Power Max | 480W |
| Current, Output 4 | - |
| Input Voltage Vac | 100V AC to 240V AC |
| Power Supply Output Type | Fixed |
| Output Current - Output 1 | 20A |
| Output Current - Output 2 | - |
| Output Current - Output 3 | - |
| Output Voltage - Output 1 | 24V |
| Output Voltage - Output 2 | - |
| Output Voltage - Output 3 | - |
| Output Voltage - Output 4 | - |
| Power Supply Applications | Industrial & Laboratory Equipment |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4856031/)

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

## 1234308 

https://www.phoenixcontact.com/in/products/1234308 

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 documentation. Our general terms of use for downloads are valid. 

Primary-switched power supply unit ESSENTIAL POWER, Screw connection, DIN rail mounting, input: 1-phase, output: 24 V DC / 20 A, adjustable from 24 V DC ... 28 V DC 

## Commercial data 

|Item number|1234308|
|---|---|
|Packing unit|1 pc|
|Minimum order quantity|1 pc|
|Sales key|CMB|
|Product key|CMB313|
|GTIN|4063151338602|
|Weight per piece (including packing)|1,578 g|
|Weight per piece (excluding packing)|1,410 g|
|Customs tariff number|85044095|
|Country of origin|CN|



## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

## Technical data 

## Input data 

AC operation Supply system configuration TN, TT, IT (PE) Nominal input voltage range 100 V AC ... 240 V AC Input voltage range 110 V AC ... 240 V AC ±10 % (PN = 480 W) 100 V AC ... 109 V AC -15 % ... +10 % (PN = 400 W) Typical national grid voltage 120 V AC 230 V AC Voltage type of supply voltage AC Inrush current typ. 16 A (at 25 °C) Inrush current integral (I[2] t) typ. 0.25 A[2] s Frequency range (fN) 50 Hz ... 60 Hz ±10 % Mains buffering time typ. 15 ms (120 V AC) typ. 35 ms (230 V AC) Current consumption max. 6 A (480 W) max. 5 A (400 W) typ. 5 A (110 V AC (480 W)) typ. 2.3 A (240 V AC (480 W)) typ. 4.5 A (100 V AC (400 W)) typ. 4.3 A (109 V AC (400 W)) Protective circuit Transient protection; Varistor Switch-on time typ. 1 s Device mains fuse 10 A internal (device protection), fast-blow Recommended breaker for input protection 6 A ... 16 A (Characteristic B, C, D, K or comparable) Discharge current to PE < 3.5 mA 

## Output data 

Efficiency typ. 91 % (120 V AC) typ. 93 % (230 V AC) Nominal output voltage 24 V DC Setting range of the output voltage (USet) 24 V DC ... 28 V DC (> 24 V DC, constant capacity restricted) Nominal output current (IN) (IN_PMax) max. 20 A (PN = 480 W) Nominal output current (IN) (IN_PMin) max. 16.66 A (PN = 400 W) Short-circuit-proof yes No-load proof yes Crest factor typ. 1,7 (120 V AC) typ. 1.8 (230 V AC) Output power (PN) 480 W (240 V AC) 400 W (100 V AC) Connection in parallel yes, for increasing power and redundancy with diode Connection in series yes, for increased output voltage 

Feb 3, 2026, 8:34�AM     Page 2 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

## 1234308 

https://www.phoenixcontact.com/in/products/1234308 

|Feedback voltage resistance|≤ 35 V DC|
|---|---|
|Protection against overvoltage at the output (OVP)|≤ 35 V DC|
|Residual ripple|typ. 70 mVPP(with nominal values)|
|Control deviation|< 2 % (change in load, static 10 % ... 90 %)|
||< 4 % (change in load, dynamic 10 % ... 90 %)|
||< 0.1 % (change in input voltage ±10 %)|
|Rise time|< 100 ms (UOut= 10 % ... 90 %)|
|Minimum no-load power dissipation|< 4 W (120 V AC)|
|Maximum no-load power dissipation|< 3 W (230 V AC)|
|Minimum nominal load power dissipation|< 43 W (120 V AC)|
|Power loss nominal load max.|< 33 W (230 V AC)|
|Integrated fuse protection|no|



## Connection data 

|onnection data||
|---|---|
|Input||
|Position|1.x|
|Identification|1.1 (), 1.2 (L), 1.3 (N)|
|Conductor connection||
|Connection method|Screw connection|
|rigid|0.75 mm² ... 6 mm²|
|flexible|0.75 mm² ... 4 mm²|
|flexible with ferrule without plastic sleeve|0.75 mm² ... 4 mm²|
|flexible with ferrule with plastic sleeve|0.75 mm² ... 4 mm²|
|rigid (AWG)|18 ... 10 (Cu)|
|Stripping length|8 mm|
|Tightening torque|0.5 Nm ... 0.6 Nm|
||5 lbf-in. ... 7 lbf-in.|
|Drive form screw head|Slotted L|
|Output||
|Position|2.x|
|Identification|2.1, 2.2 (+), 2.3, 2.4 (-)|
|Conductor connection||
|Connection method|Screw connection|
|rigid|2.5 mm² ... 6 mm²|
|flexible|2.5 mm² ... 4 mm²|
|flexible with ferrule without plastic sleeve|2.5 mm² ... 4 mm²|
|flexible with ferrule with plastic sleeve|2.5 mm² ... 4 mm²|
|rigid (AWG)|14 ... 10 (Cu)|
|Stripping length|6.5 mm|
|Tightening torque|0.5 Nm ... 0.6 Nm|
||5 lbf-in. ... 7 lbf-in.|
|Drive form screw head|Slotted L|



Feb 3, 2026, 8:34�AM     Page 3 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

## 1234308 

https://www.phoenixcontact.com/in/products/1234308 

## Signaling 

|gnaling||
|---|---|
|LED signaling||
|Types of signaling|LED DC OK - signal state operation (UN= 24 V DC, IOut= IN)|
|Function|Visual operating state display|
|Color|green|
|LED off|Supply voltage input AC not present (Off)|
|LED on (green), DC OK|UOUT> 11 V (On (green), DC OK)|



## Electrical properties 

|ectrical properties||
|---|---|
|Number of phases|1|
|Insulation voltage input/output|4 kV AC (type test)|
||3 kV AC (routine test)|
|Insulation voltage input / PE|3.5 kV AC (type test)|
||2.4 kV AC (routine test)|



## Product properties 

|Product family|ESSENTIAL POWER|
|---|---|
|MTBF (Telcordia SR-332)|> 860000 h (25 °C)|
||> 640000 h (40 °C)|
||> 570000 h (45 °C)|
|Insulation characteristics||
|Protection class|I|
|Degree of pollution|2|



|Degree of pollution|2|
|---|---|
|Life expectancy (electrolytic capacitors)||
|Current|20 A|
|Temperature|40 °C|
|Time|25000 h|
|Additional text|120 V AC|



|Additional text|120 V AC|
|---|---|
|Life expectancy (electrolytic capacitors)||
|Current|20 A|
|Temperature|30 °C|
|Time|50000 h|
|Additional text|120 V AC|



Life expectancy (electrolytic capacitors) 

|Life expectancy (electrolytic capacitors)||
|---|---|
|Current|20 A|
|Temperature|40 °C|
|Time|37000 h|
|Additional text|230 V AC|
|Life expectancy (electrolytic capacitors)||
|Current|20 A|



Feb 3, 2026, 8:34�AM     Page 4 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

## 1234308 

https://www.phoenixcontact.com/in/products/1234308 

|Temperature|30 °C|
|---|---|
|Time|74000 h|
|Additional text|230 V AC|



## Dimensions 

|mensions||
|---|---|
|Item dimensions||
|Width|86 mm|
|Height|124 mm|
|Depth|125 mm|
|Installation dimensions||
|Installation distance right/left|10 mm / 10 mm|
|Installation distance top/bottom|30 mm / 30 mm|



## Mounting 

|ounting||
|---|---|
|Mounting type|DIN rail mounting|
|Assembly note|alignable: 0 mm horizontally, 30 mm vertically|
|Mounting position|horizontal DIN rail NS 35, EN 60715|
|With protective coating|no|



## Material specifications 

|aterial specifications||
|---|---|
|Housing material|Metal|
|Housing material|Aluminum (AlMg3) / sheet steel, zinc-plated|
|Hood version|Stainless steel|
|Side element version|Aluminum|
|Foot latch material|Sheet steel, zinc-plated|



## Environmental and real-life conditions 

|nvironmental and real-life conditions||
|---|---|
|Ambient conditions||
|Degree of protection|IP20|
|Ambient temperature (operation)|-20 °C ... 70 °C (Derating >45°C: 2.5%/K)|
|Ambient temperature (storage/transport)|-40 °C ... 85 °C|
|Maximum altitude|≤ 3000 m (> 2000 m, Derating: 10 %/1000 m)|
|Climatic class|3K22 (in accordance with EN 60721-3-3)|
|Max. permissible relative humidity (operation)|≤ 95 % (at 25 °C, non-condensing)|
|Shock (operation)|15 ms, 15g, per spatial direction (IEC 60068-2-27)|
|Vibration (operation)|10 Hz ... 50 Hz, amplitude ±0.2 mm|
||50 Hz ... 150 Hz, 2.3g, 90 min.|
|Temp code|T4 (-20 ... +70 °C; > 45 °C, Derating: 2,5 %/K)|



## Standards and regulations 

Overvoltage category EN 61010-1 II (≤ 3000 m) 

Feb 3, 2026, 8:34�AM     Page 5 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

## 1234308 

https://www.phoenixcontact.com/in/products/1234308 

|Electrical safety||
|---|---|
|Standard designation|Electrical safety|
|Standards/specifications|IEC 61010-2-201 (SELV)|
|Safety for measurement, control, and laboratory equipment||
|Standard designation|Safety for equipment for measurement, control, and laboratory<br>use|
|Standards/specifications|IEC 61010-1|
|Protective extra-low voltage||
|Standard designation|Protective extra-low voltage|
|Standards/specifications|IEC 61010-1 (SELV)|
||IEC 61010-2-201 (PELV)|
|Limitation of harmonic line currents||
|Standard designation|Limitation of harmonic line currents|
|Standards/specifications|EN 61000-3-2|
|Mains voltage dips||
|Standard designation|Requirement of the semiconductor industry with regard to mains<br>voltage dips|
|Standards/specifications|SEMI F47 - 0706 (120 V AC)|
|Safe isolation||
|Standard designation|Safe isolation|
|Standards/specifications|IEC 61558-2-16|
|Note|Transformer|



## Approvals 

|pprovals||
|---|---|
|UL||
|Identification|UL/C-UL Listed UL 61010-1|
|UL||
|Identification|UL/C-UL Listed UL 61010-2-201|
|CB scheme||
|Identification|CB scheme (IEC 61010-1, IEC 61010-2-201)|



## EMC data 

|Electromagnetic compatibility|Conformance with EMC Directive 2014/30/EU|
|---|---|
|Low Voltage Directive|Conformance with Low Voltage Directive 2014/35/EC|
|Interference emission|Interference emission in accordance with EN 61000-6-3<br>(residential and commercial) and EN 61000-6-4 (industrial)|
|EMC requirements for noise immunity|EN 61000-6-2|
|Conducted noise emission||
|Standards/regulations|EN 55016|
||EN 61000-6-3 (Class B)|



Feb 3, 2026, 8:34�AM     Page 6 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

## 1234308 

https://www.phoenixcontact.com/in/products/1234308 

|Noise emission||
|---|---|
|Standards/regulations|EN 55016|
||EN 61000-6-3 (Class B)|
|Harmonic currents||
|Standards/regulations|EN 61000-3-2|
||EN 61000-3-2 (Class A)|
|Frequency range|0 kHz ... 2 kHz|
|Electrostatic discharge||
|Standards/regulations|EN 61000-4-2|
|Electrostatic discharge||
|Contact discharge|6 kV (Test Level 3)|
|Discharge in air|8 kV (Test Level 3)|
|Comments|Criterion A|
|Electromagnetic HF field||
|Standards/regulations|EN 61000-4-3|
|Electromagnetic HF field||
|Frequency range|80 MHz ... 1 GHz|
|Test field strength|10 V/m (Test Level 3)|
|Frequency range|1 GHz ... 6 GHz|
|Test field strength|10 V/m (Test Level 3)|
|Frequency range|2 GHz ... 3 GHz|
|Test field strength|1 V/m (Test Level 3)|
|Comments|Criterion A|
|Fast transients (burst)||
|Standards/regulations|EN 61000-4-4|
|Fast transients (burst)||
|Input|4 kV (Test Level 4 - asymmetrical)|
|Output|2 kV (Test Level 3 - asymmetrical)|
|Comments|Criterion A|
|Surge voltage load (surge)||
|Standards/regulations|EN 61000-4-5|
|Surge voltage load (surge)||
|Input|2 kV (Test Level 4 - symmetrical)|
||4 kV (Test Level 4 - asymmetrical)|
|Output|0.5 kV (Test Level 2 - symmetrical)|
||1 kV (Test Level 3 - asymmetrical)|
|Comments|Criterion A|



Conducted interference 

Feb 3, 2026, 8:34�AM     Page 7 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

## 1234308 

https://www.phoenixcontact.com/in/products/1234308 

|Standards/regulations|EN 61000-4-6|
|---|---|
|Conducted interference||
|Input/Output|asymmetrical|
|Frequency range|0.15 MHz ... 80 MHz|
|Comments|Criterion A|
|Voltage|10 V (Test Level 3)|
|Voltage dips||
|Standards/regulations|EN 61000-4-11|
|Voltage|230 V AC|
|Frequency|50 Hz|
|Voltage dip|70 %|
|Number of periods|25 periods|
|Comments|Criterion A|
|Voltage dip|40 %|
|Number of periods|10 periods|
|Comments|Criterion A|
|Voltage dip|0 %|
|Number of periods|1 period|
|Comments|Criterion A|
|Criteria||
|Criterion A|Normal operating behavior within the specified limits.|
|Criterion B|Temporary impairment to operational behavior that is corrected|
||by the device itself.|
|Criterion C|Temporary adverse effects on the operating behavior, which the|
||device corrects automatically or which can be restored by|
||actuating the operating elements.|



Feb 3, 2026, 8:34�AM     Page 8 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

## Drawings 

## Dimensional drawing 

**==> picture [334 x 313] intentionally omitted <==**

**----- Start of picture text -----**<br>
86<br>2.1     2.2     2.3     2.4+ + – –<br>Output DC<br>24V Max 400W/480W<br>DC OK<br>24-28V<br>Input AC<br>100-109V/110-240V<br>L        N<br>1.1     1.2     1.3<br>Ord. No.1234308<br>58,5<br>ESSENTIAL POWER<br>126<br>**----- End of picture text -----**<br>


Device dimensions (dimensions in mm) 

Feb 3, 2026, 8:34�AM     Page 9 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

**==> picture [338 x 335] intentionally omitted <==**

**----- Start of picture text -----**<br>
Dimensional drawing<br>125<br>121<br>124<br>84<br>49<br>**----- End of picture text -----**<br>


Device dimensions (dimensions in mm) 

Feb 3, 2026, 8:34�AM     Page 10 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

## Schematic diagram 

**==> picture [360 x 381] intentionally omitted <==**

**----- Start of picture text -----**<br>
Housing<br>PE<br>1.3<br>B C<br>Input Output<br>A 2.1 +<br>L 1.1 2.2<br>N 1.2 2.3<br>2.4<br>**----- End of picture text -----**<br>


Test sections, insulation voltage 

Feb 3, 2026, 8:34�AM     Page 11 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

**==> picture [408 x 236] intentionally omitted <==**

**----- Start of picture text -----**<br>
Diagram<br>96<br>2<br>94<br>92<br>90<br>1<br>88<br>86<br>84<br>1 = UIn: 120 V AC/UOut: 24 V DC<br>82 2 = UIn: 230 V AC/UOut: 24 V DC<br>80<br>0 5 10 15 20<br>IOut [A]<br>Eta [%]<br>**----- End of picture text -----**<br>


Efficiency 

Diagram 

**==> picture [408 x 218] intentionally omitted <==**

**----- Start of picture text -----**<br>
1,0<br>0,9 1<br>2<br>0,8<br>0,7<br>0,6<br>0,5<br>1 = UIn: 120 V AC/UOut: 24 V DC<br>0,4 2 = UIn: 230 V AC/UOut: 24 V DC<br>0,3<br>0 5 10 15 20<br>IOut [A]<br>Power Factor<br>**----- End of picture text -----**<br>


Power factor 

Feb 3, 2026, 8:34�AM     Page 12 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

**==> picture [411 x 494] intentionally omitted <==**

**----- Start of picture text -----**<br>
Diagram<br>5,0<br>4,5 1 = UIn: 120 V AC/UOut: 24 V DC<br>4,0 2 = UIn: 230 V AC/UOut: 24 V DC<br>3,5<br>3,0<br>1<br>2,5<br>2,0<br>1,5<br>1,0 2<br>0,5<br>0,0<br>0 5 10 15 20<br>IOut [A]<br>Diagram<br>120<br>110<br>100<br>90<br>80<br>70<br>60 P N  100% ≤ 45°C<br>50<br>0 1000 2000 3000 4000 5000<br>H [m]<br> [A]<br>In<br>I<br> [%]<br>Out<br>P<br>**----- End of picture text -----**<br>


Input current/output current 

Output power Installation altitude 

Feb 3, 2026, 8:34�AM     Page 13 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

Block diagram 

**==> picture [407 x 184] intentionally omitted <==**

**----- Start of picture text -----**<br>
Input AC Output DC<br>2.1<br>L 1.1 +<br>2.2<br>aktive<br>N 1.2 Filter Filter<br>PFC<br>2.3<br> 1.3<br>2.4<br>Functions User Interface<br>UVP OVP OTP OCP SCP<br>UOUT DC OK<br>**----- End of picture text -----**<br>


Block diagram 

Feb 3, 2026, 8:34�AM     Page 14 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

## Approvals 

To download certificates, visit the product detail page: https://www.phoenixcontact.com/in/products/1234308 

 IECEE CB Scheme Approval ID: DE 2-039140  cULus Listed Approval ID: E123528-20230614  IECEE CB Scheme Approval ID: DE 2-039140 BIS Licence Document Approval ID: R-41287490  cULus Listed Approval ID: E123528-20230614  IECEE CB Scheme Approval ID: JPTUV-148103-M1  IECEE CB Scheme Approval ID: JPTUV-148103-M1 BIS Licence Document Approval ID: R-41287490 

Feb 3, 2026, 8:34�AM     Page 15 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

1234308 

https://www.phoenixcontact.com/in/products/1234308 

## Classifications 

|ECLASS|ECLASS||
|---|---|---|
||ECLASS-13.0|27040701|
||ECLASS-15.0|27040701|
|ETIM|||
||ETIM 10.0|EC002540|
|UNSPSC|||
||UNSPSC 21.0|26111700|



Feb 3, 2026, 8:34�AM     Page 16 (17) 

## PS-EE-2G/1AC/24DC/480W/SC - Power supply 

## 1234308 

https://www.phoenixcontact.com/in/products/1234308 

## Environmental product compliance 

EU RoHS Fulfills EU RoHS substance requirements Yes Exemption 7(a), 7(c)-I 

## China RoHS Environment friendly use period (EFUP) EFUP-25 

An article-related China RoHS declaration table can be found in the download area for the respective article under "Manufacturer declaration". For all articles with EFUP-E, no China RoHS declaration table issued and required. 

## EU REACH SVHC 

REACH candidate substance (CAS No.) Lead(CAS: 7439-92-1) SCIP 7ca01468-b67a-4efa-b359-a91ba8d89713 

Phoenix Contact 2026 © - all rights reserved https://www.phoenixcontact.com 

PHOENIX CONTACT (I) Pvt. Ltd. A-58/2, Okhla Industrial Area, Phase - II, New Delhi-110 020 

+91.1275.71420 info@phoenixcontact.co.in 

Feb 3, 2026, 8:34�AM     Page 17 (17) 



## Links

- [View this product on Novapart](https://novapart.co/products/1234308/ac-dc-din-rail-power-supply-psu-industrial)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/phoenix-contact/1234308/power-supply-ac-dc-24v-20a/dp/4856031)
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