# AC/DC DIN Rail Power Supply (PSU), Hazardous Locations, Industrial & Laboratory Equipment

![Product image](https://novapart.co/image/farnell:4256043/)

**URL**: https://novapart.co/products/1252697/ac-dc-din-rail-power-supply-psu-hazardous
**SKU**: 1252697
**Manufacturer**: PHOENIX CONTACT
**Price**: €373.9600
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| Product Range | TRIO POWER Series |
| 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 | 24VDC |
| Output Voltage - Output 2 | - |
| Output Voltage - Output 3 | - |
| Output Voltage - Output 4 | - |
| Power Supply Applications | Hazardous Locations, Industrial & Laboratory Equipment |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4256043/)

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

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, TRIO POWER, Push-in connection, 8-channel electronic circuit breaker, IO-Link, DIN rail mounting, input: 1-phase, output: 24 V DC / 20 A, Adjustable from 24 V DC ... 28 V DC 

## Commercial Data 

|Item number|1252697|
|---|---|
|Packing unit|1 pc|
|Minimum order quantity|1 pc|
|Sales Key|H1 - Stromversorgungen|
|Product Key|CMPD16|
|GTIN|4063151360078|
|Weight per Piece (including packing)|1.389,3 g|
|Weight per Piece (excluding packing)|1.160 g|
|Customs tariff number|85044083|
|Country of origin|CN|



Aug 21, 2023, 4:29 AM     Page 1 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

## Technical Data 

## Input data 

AC operation Supply system configuration Star network (TN, TT, IT (PE)) Nominal input voltage range 100 V AC ... 240 V AC Input voltage range 100 V AC ... 240 V AC -15 % ... +10 % 115 V AC ... 240 V AC ±10 % (UL) Derating < 100 V AC (1 %/V) 2.5 %/K, > 60 °C Typical national grid voltage 120 V AC 230 V AC Voltage type of supply voltage AC Inrush current < 21 A (25 °C) Inrush current integral (I[2] t) < 1.091 A[2] s Frequency range (fN) 50 Hz ... 60 Hz ±10 % Mains buffering time typ. 23 ms (120 V AC) typ. 24 ms (230 V AC) Current consumption 5.3 A (100 V AC) 4.4 A (120 V AC) 2.3 A (230 V AC) 2.15 A (240 V AC) Protective circuit Transient protection; Varistor Power factor (cos phi) 0.96 (230 V AC) Device mains fuse 10 A internal (device protection) Recommended breaker for input protection 6 A ... 16 A (Characteristic B, C, D, K or comparable) Discharge current to PE < 3.5 mA 

DC operation Input voltage range 100 V DC ... 240 V DC ±10 % 160 V DC ... 240 V DC ±10 % (UL) Derating < 140 V DC (1 %/V) Voltage type of supply voltage DC Current consumption 5.2 A (100 V DC) 2.1 A (240 V DC) 

## Output data 

Efficiency typ. 93.49 % (120 V AC) typ. 94.42 % (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) 20 A Dynamic Boost (IDyn.Boost) max. 30 A (5 s) 

Aug 21, 2023, 4:29 AM     Page 2 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

|No. of channels|8|
|---|---|
|Nominal current per channel|1 A|
||2 A|
||3.8 A|
||4 A|
||6 A|
||8 A|
||10 A|
|Waiting time after switch off of a channel|5 s|
|Switch-on delay of the channels|100 ms|
|Short-circuit-proof|yes|
|Derating|60 °C ... 70 °C|
|Crest factor|typ. 1.77 (120 V AC)|
||typ. 1.6 (230 V AC)|
|Output power (PN)|480 W|
|Output power (PDyn. Boost)|max. 720 W (5 s)|
|Connection in parallel|no|
|Connection in series|No|
|Max. capacitive load|30 mF|
|Feedback voltage resistance|≤ 35 V DC|
|Protection against overvoltage at the output (OVP)|≤ 35 V DC|
|Residual ripple|typ. 50 mVPP(with nominal values)|
|Control deviation|< 1 % (change in load, static 10 % ... 90 %)|
||< 3 % (change in load, dynamic 10 % ... 90 %)|
||< 0.1 % (change in input voltage ±10 %)|
|Rise time|≤ 1 s (UOut= 10 % ... 90 %)|
|Minimum no-load power dissipation|< 1.3 W (120 V AC)|
|Maximum no-load power dissipation|< 1.37 W (230 V AC)|
|Minimum nominal load power dissipation|< 33.37 W (120 V AC)|
|Power loss nominal load max.|< 26.72 W (230 V AC)|
|Integrated fuse protection|yes|
|Signal relay 13/14||
|Position|3.x|
|Position marking|3.1 (13), 3.2 (14)|
|Switch contact (floating)|OptoMOS|
|Switching voltage|max. 30 V DC (SELV)|
|Current carrying capacity|max. 100 mA|
|State condition|UOut> 21 V DC and IOut< 0.9 x IN(Contact closed)|
||UOut< 21 V DC or IOut> 0.9 x IN(averaging over 60 s) (Contact<br>open)|
||Channel triggered or defective or OVP active|



Connection data 

Aug 21, 2023, 4:29 AM     Page 3 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

|Input||
|---|---|
|Position|1.x|
|Conductor connection||
|Connection method|Push-in connection|
|rigid|0.2 mm² ... 4 mm²|
||1.5 mm² (recommended)|
|flexible|0.2 mm² ... 2.5 mm²|
||1.5 mm² (recommended)|
|flexible with ferrule without plastic sleeve|0.25 mm² ... 2.5 mm²|
||1.5 mm² (recommended)|
|flexible with ferrule with plastic sleeve|0.25 mm² ... 1.5 mm²|
||1.5 mm² (recommended)|
|rigid (AWG)|24 ... 12 (Cu)|
||16 (recommended)|
|Stripping length|10 mm (rigid/flexible)|
||8 mm (Ferrule)|
|Output||
|Position|2.x|
|Conductor connection||
|Connection method|Push-in connection|
|rigid|0.2 mm² ... 4 mm²|
||1.5 mm² (recommended)|
|flexible|0.2 mm² ... 2.5 mm²|
||1.5 mm² (recommended)|
|flexible with ferrule without plastic sleeve|0.25 mm² ... 2.5 mm²|
||1.5 mm² (recommended)|
|flexible with ferrule with plastic sleeve|0.25 mm² ... 1.5 mm²|
||1.5 mm² (recommended)|
|rigid (AWG)|24 ... 12 (Cu)|
||16 (recommended)|
|Stripping length|10 mm (rigid/flexible)|
||8 mm (Ferrule)|
|Output||
|Position|2.x|
|Conductor connection||
|Connection method|Push-in connection|
|rigid|0.2 mm² ... 10 mm²|
||4 mm² (recommended)|
|flexible|0.2 mm² ... 6 mm²|
||4 mm² (recommended)|
|flexible with ferrule without plastic sleeve|0.25 mm² ... 6 mm²|



Aug 21, 2023, 4:29 AM     Page 4 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

||4 mm² (recommended)|
|---|---|
|flexible with ferrule with plastic sleeve|0.25 mm² ... 6 mm²|
||4 mm² (recommended)|
|rigid (AWG)|24 ... 8 (Cu)|
||12 (recommended)|
|Stripping length|10 mm (rigid/flexible)|
||8 mm (Ferrule)|
|Signal||
|Position|3.x|
|Conductor connection||
|Connection method|Push-in connection|
|rigid|0.2 mm² ... 1.5 mm²|
||0.5 mm² (recommended)|
|flexible|0.2 mm² ... 1.5 mm²|
||0.5 mm² (recommended)|
|flexible with ferrule without plastic sleeve|0.25 mm² ... 1.5 mm² (Cu)|
||0.5 mm² (recommended)|
|flexible with ferrule with plastic sleeve|0.25 mm² ... 0.75 mm²|
||0.5 mm² (recommended)|
|rigid (AWG)|24 ... 16 (Cu)|
||20 (recommended)|
|Stripping length|10 mm (rigid/flexible)|
||8 mm (Ferrule)|
|Communication||
|Position|5.x|
|Conductor connection||
|Connection method|Push-in connection|
|rigid|0.2 mm² ... 1.5 mm²|
||0.5 mm² (recommended)|
|flexible|0.2 mm² ... 1.5 mm²|
||0.5 mm² (recommended)|
|flexible with ferrule without plastic sleeve|0.25 mm² ... 1.5 mm² (Cu)|
||0.5 mm² (recommended)|
|flexible with ferrule with plastic sleeve|0.25 mm² ... 0.75 mm²|
||0.5 mm² (recommended)|
|rigid (AWG)|24 ... 16 (Cu)|
||20 (recommended)|
|Stripping length|10 mm (rigid/flexible)|
||8 mm (Ferrule)|



Interfaces 

Aug 21, 2023, 4:29 AM     Page 5 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

|IO-Link||
|---|---|
|Specification|V1.1|
|Interface|IO-Link|
|Number of interfaces|1|
|Connection method|Push-in connection|
|Position|5.x|
|Position marking|5.1 (L+), 5.2 (C/Q), 5.3 (L-)|
|Transmission physics|3-wire, standard industrial cable|
|Reverse polarity protection|yes|
|Transmission speed|38.4 kbps (COM2)|
|Cycle time|40 ms|
|Amount of process data|6 Byte (Input data)|
|Device ID|040115hex/262421dez|
|Vendor ID|00B0hex/ 176dez|



## 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|red, yellow, green (multicolor LED)|
|LED off|Supply voltage input AC not present (Off)|
|LED on (green), DC OK|UOut> 21 V DC and IOut< 0.9 x IN(On (green), DC OK)|
|LED on (yellow), IOut > 90%|UOut> 21 V DC and IOut> 0.9 x IN(On (yellow), IOut> 90% )|
|LED on (flashing red) OVP|UOUT> OVP (Over voltage protection) (On (flashing red))|



## Electrical properties 

|ectrical properties||
|---|---|
|Number of phases|1.00|
|Insulation voltage input/output|3 kV AC (type test)|
||3 kV AC (routine test)|
|roduct properties||
|Product type|Power supply|
|Product family|TRIO POWER|
|MTBF (IEC 61709, SN 29500)|> 790000 h (25 °C)|
||> 500000 h (40 °C)|
||> 240000 h (60 °C)|
|Environmental protection directive|RoHS Directive 2011/65/EU|
||WEEE|
||Reach|
|Insulation characteristics||
|Protection class|I|
|Degree of pollution|2|



## Product properties 

|Insulation characteristics||
|---|---|
|Protection class|I|
|Degree of pollution|2|



Aug 21, 2023, 4:29 AM     Page 6 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

## Dimensions 

|imensions||
|---|---|
|Item dimensions||
|Width|88 mm|
|Height|135 mm|
|Depth|132 mm|
||125 mm (Device depth (DIN rail mounting))|
|Installation dimensions||
|Installation distance right/left (active)|15 mm / 15 mm|
|Installation distance right/left (passive)|0 mm / 0 mm (≤ 40 °C)|



|Installation dimensions||
|---|---|
|Installation distance right/left (active)|15 mm / 15 mm|
|Installation distance right/left (passive)|0 mm / 0 mm (≤ 40 °C)|



## Mounting 

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



## Material specifications 

|aterial specifications||
|---|---|
|Flammability rating according to UL 94|V0 (Housing, terminal blocks)|
|Hood version|Polycarbonate|
|Side element version|Aluminum|



## Environmental and real-life conditions 

Ambient conditions Degree of protection IP20 Ambient temperature (operation) -25 °C ... 70 °C (> 60 °C Derating: 2,5 %/K) Ambient temperature (storage/transport) -40 °C ... 85 °C Ambient temperature (start-up type tested) -40 °C Maximum altitude ≤ 5000 m (> 2000 m, Derating: 10 %/1000 m) Max. permissible relative humidity (operation) ≤ 95 % (at 25 °C, non-condensing) Shock (operation) 18 ms, 30g, per spatial direction (IEC 60068-2-27) Vibration (operation) 10 Hz ... 50 Hz, amplitude ±0.2 mm (IEC 60068-2-6) 50 Hz to 150 Hz, 2.3 g, 90 min. 

## Standards and regulations 

|tandards and regulations||
|---|---|
|Overvoltage category||
|EN 61010-1|III (≤ 2000 m)|
||II (≤ 5000 m)|
|Overvoltage category||
|EN 61010-2-201|III (≤ 2000 m)|
||II (≤ 5000 m)|



Safety of power supply units up to 1100 V (insulation distances) 

Aug 21, 2023, 4:29 AM     Page 7 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

|Standard designation|Safety of power supply units up to 1100 V (insulation distances)|
|---|---|
|Standards/specifications|DIN EN 61558-2-16|
|Electrical safety||
|Standard designation|Electrical safety|
|Standards/specifications|IEC 61010-2-201 (SELV)|
|Electronic equipment for use in power installations||
|Standard designation|Equipping high voltage installations with electronic equipment|
|Standards/specifications|EN 50178/VDE 0160 (PELV)|
|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)|
|Safe isolation||
|Standard designation|Safe isolation|
|Standards/specifications|IEC 61558-2-16|
||IEC 61010-2-201|
|Limitation of harmonic line currents||
|Standard designation|Limitation of harmonic line currents|
|Standards/specifications|EN 61000-3-2|
|Mains variation/undervoltage||
|Standard designation|Mains variation/undervoltage|
|Standards/specifications|SEMI F47|
||EN 61000-4-11|
|pprovals||
|UL||
|Identification|UL/C-UL Listed UL 61010-1|
|UL||
|Identification|UL/C-UL Listed UL 61010-2-201|
|UL||
|Identification|UL 2367 (Standard for Safety for Solid State Overcurrent<br>Protectors)|
|ANSI/UL||
|Identification|PROCESS CONTROL EQUIPEMENT FOR HAZARDOUS<br>LOCATIONS|
|||



## Approvals 

Aug 21, 2023, 4:29 AM     Page 8 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

(EN)  This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D, Hazardous Locations, or non-hazardous locations only. (FR)  Cet appareil convient uniquement pour une utilisation en atmosphères explosibles de classe I, division 2, groupes A, B, C et D ou en atmosphères non explosibles. (EN)  WARNING: Explosion Hazard - Do not connect or disconnect equipment unless power has been switched off or the area is known to be non-hazardous. (FR)  AVERTISSEMENT : risque d'explosion - ne pas connecter ou déconnecter les équipements sauf si l'alimentation a été coupée ou si la zone est réputée non dangereuse. (EN)  If the equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. (FR)  Si l'équipement est utilisé d'une manière non spécifiée par le fabricant, la protection fournie par cet équipement peut être altérée. (EN)  This equipement must be installed in a suitable, tool secured/key locked enclosure. (FR)  Cet équipement doit être installé dans un boîtier approprié, verrouillé par une clé ou dont l'ouverture nécessite l'utilisation d'un outil. 

## EMC data 

|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)|
|Noise immunity|Immunity in accordance with EN 61000-6-1 (residential),<br>EN 61000-6-2 (industrial)|
|Electromagnetic compatibility|Conformance with EMC Directive 2014/30/EU|
|Conducted noise emission|EN 55016|
||EN 61000-6-3 (Class B)|
|Noise emission|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|
|Flicker||
|Standards/regulations|EN 61000-3-3|
||EN 61000-3-3|
|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)|



Aug 21, 2023, 4:29 AM     Page 9 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

|Comments|Criterion B|
|---|---|
|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)|
|Comments|Criterion A|
|Fast transients (burst)||
|Standards/regulations|EN 61000-4-4|
|Fast transients (burst)||
|Input|asymmetrical 2 kV (Test Level 3)|
|Output|asymmetrical 2 kV (Test Level 3)|
|Signal|asymmetrical 1 kV (Test Level 3)|
|Comments|Criterion A|
|Surge voltage load (surge)||
|Standards/regulations|EN 61000-4-5|
|Input|symmetrical 2 kV (Test Level 4)|
||asymmetrical 4 kV (Test Level 4)|
|Output|symmetrical 1 kV (Test Level 3)|
||asymmetrical 2 kV (Test Level 3)|
|Signal|asymmetrical 1 kV (Test Level 2)|
|Comments|Criterion A|
|Conducted interference||
|Standards/regulations|EN 61000-4-6|
|Conducted interference||
|I/O/S|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|
|Additional text|Class 3|
|Comments|Criterion A|
|Voltage dip|40 %|



Aug 21, 2023, 4:29 AM     Page 10 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

|Number of periods|10 periods|
|---|---|
|Additional text|Class 3|
|Comments|Criterion B|
|Voltage dip|0 %|
|Number of periods|1 period|
|Additional text|Class 3|
|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.|



Aug 21, 2023, 4:29 AM     Page 11 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

## Drawings 

## Dimensional drawing 

**==> picture [280 x 351] intentionally omitted <==**

**----- Start of picture text -----**<br>
88<br>Output<br>DC 24V 20A<br>1 2.1 +<br>2.2 +<br>2 2.3 +<br>2.4 +<br>3 2.5 +<br>2.6 +<br>4 2.7 +<br>2.8 +<br>5 3.1 13<br>3.2 14<br>5.1 L [+]<br>GR: DC OK 6 5.2 C/Q<br>YE: IOut > 90% 5.3 L [−]<br>7 CHSelect Off12 3 4 5 687<br>24-28V<br>8<br>+<br>INom [A]<br>Input<br>AC 100-240V −<br>L/+<br>1.1<br>N/−<br>1.2 2.9 −<br> 2.10 −<br>1.3<br>10<br>8 12<br>Ord.No.1252697<br>TRIO POWER<br>135<br>63,5 Class 2 Output<br>**----- End of picture text -----**<br>


Device dimensions (dimensions in mm) 

Aug 21, 2023, 4:29 AM     Page 12 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

Schematic diagram 

## **Housing** 

**==> picture [372 x 377] intentionally omitted <==**

**----- Start of picture text -----**<br>
B<br>Input AC Output DC<br>C<br>A F<br>D<br>E<br>Signal<br>Communication<br>**----- End of picture text -----**<br>


Test sections, insulation voltage 

Aug 21, 2023, 4:29 AM     Page 13 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

## 1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

Block diagram 

**==> picture [410 x 220] intentionally omitted <==**

**----- Start of picture text -----**<br>
L/+ 1.1 Inpu tAC Outpu tDC / Channe l1...8 2.1<br>8x<br>N/- 1.2 Filter actiPFCve Filter ... +<br>2.8<br>1.3<br>2.9<br>2.10<br>Signal 3.1 13<br>3.2 14<br>Communication 5.1 L+<br>5.2 C/Q<br>5.3 L-<br>User Interface<br>UOut DC OK IOut>90% IO-Link<br>Functions<br>+<br>UVP OVP OTP OCP SCP - 7x<br>8x CH CH Select INOM INOM<br>**----- End of picture text -----**<br>


Block diagram 

Aug 21, 2023, 4:29 AM     Page 14 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

## Dimensional drawing 

**==> picture [395 x 365] intentionally omitted <==**

**----- Start of picture text -----**<br>
132<br>125<br>135<br>81<br>46<br>**----- End of picture text -----**<br>


Device dimensions (dimensions in mm) 

Aug 21, 2023, 4:29 AM     Page 15 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

## Approvals 

To download certificates, visit the product detail page: https://www.phoenixcontact.com/de/produkte/1252697 

 cULus Listed Approval ID: FILE E 123528 

 

cULus Listed Approval ID: FILE E 199827 

Aug 21, 2023, 4:29 AM     Page 16 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

## Classifications 

## ECLASS 

|CLASS||
|---|---|
|ECLASS-11.0|27040701|
|ECLASS-12.0|27040701|
|ECLASS-13.0|27040701|



Aug 21, 2023, 4:29 AM     Page 17 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

## Environmental Product Compliance 

REACh SVHC 

Lead 7439-92-1 

Aug 21, 2023, 4:29 AM     Page 18 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

## Accessories 

## POTI SEALING PLUG - Closing cap 

1175957 

https://www.phoenixcontact.com/de/produkte/1175957 

Sealing plug for protection against manipulation (adjustment of the DC output voltage) by sealing off the potentiometer opening 

## WT-HF 3,6X140 - Cable tie 

3240744 

https://www.phoenixcontact.com/de/produkte/3240744 

Cable binders for quick and secure bundling, standard version 

Aug 21, 2023, 4:29 AM     Page 19 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

UWA 182/52 - Mounting adapter 

## 2938235 

https://www.phoenixcontact.com/de/produkte/2938235 

Universal wall adapter for securely mounting the device in the event of strong vibrations. The device is screwed directly onto the mounting surface. The universal wall adapter is attached on the top/bottom. 

## EML (20X8)R - Label 

0816786 

https://www.phoenixcontact.com/de/produkte/0816786 

Label, Roll, white, unlabeled, can be labeled with: THERMOMARK E.300 (D)/600 (D), THERMOMARK ROLL 2.0, THERMOMARK ROLL, THERMOMARK ROLL X1, THERMOMARK ROLLMASTER 300/600, THERMOMARK X1.2, mounting type: adhesive, lettering field size: 20 x 8 mm, Number of individual labels: 2500 

Aug 21, 2023, 4:29 AM     Page 20 (21) 

## TRIO3-PS/1AC/24DC/20/8C/IOL - Power supply unit 

1252697 

https://www.phoenixcontact.com/de/produkte/1252697 

EML (17,5X8)R - Label 

0816744 

https://www.phoenixcontact.com/de/produkte/0816744 

Label, Roll, white, unlabeled, can be labeled with: THERMOMARK E.300 (D)/600 (D), THERMOMARK ROLL 2.0, THERMOMARK ROLL, THERMOMARK ROLL X1, THERMOMARK ROLLMASTER 300/600, THERMOMARK X1.2, mounting type: adhesive, lettering field size: 17.5 x 8 mm, Number of individual labels: 2500 

Phoenix Contact 2023 © - all rights reserved https://www.phoenixcontact.com 

PHOENIX CONTACT Deutschland GmbH Flachsmarktstraße 8 D-32825 Blomberg +49 52 35/3-1 20 00 info@phoenixcontact.de 

Aug 21, 2023, 4:29 AM     Page 21 (21) 



## Links

- [View this product on Novapart](https://novapart.co/products/1252697/ac-dc-din-rail-power-supply-psu-hazardous)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/phoenix-contact/1252697/power-supply-ac-dc-24v-20a/dp/4256043)
---

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