# DIN Rail Mount Terminal Block, Grey, 3 Ways, 28 AWG, 12 AWG, 4 mm², Clamp, 24 A

![Product image](https://novapart.co/image/farnell:4914913/)

**URL**: https://novapart.co/products/3042117/din-rail-mount-terminal-block-grey-3-ways-28-awg
**SKU**: 3042117
**Manufacturer**: PHOENIX CONTACT
**Category**: Connectors || Terminal Blocks & Accessories || DIN Rail Terminal Blocks
**Price**: €1.3600
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| No. Of Levels | 1 |
| Product Range | - |
| Rated Current | 24A |
| Rated Voltage | 500V |
| No. Of Positions | 3Ways |
| Wire Size Awg Max | 12AWG |
| Wire Size Awg Min | 28AWG |
| Conductor Area Csa | 4mm² |
| Wire Connection Method | Clamp |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4914913/)

## ST 2,5-TWIN/ 1P - Feed-through terminal block 

3042117 

https://www.phoenixcontact.com/gb/products/3042117 

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. 

Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, number of connections: 3, number of positions: 1, connection method: Spring-cage/plug-in connection, Rated cross section: 2.5 mm[2] , 1st level connection left, cross section: 0.08 mm[2] - 4 mm[2] , 1st level connection right, mounting type: NS 35/7,5, NS 35/15, color: gray 

## Your advantages 

- The plug-in ST-COMBI spring-cage terminal block series combines the system advantages of the ST standard terminal block series with those of the COMBI plug-in system 

- 

- Tested for railway applications 

## Commercial data 

|Item number|3042117|
|---|---|
|Packing unit|50 pc|
|Minimum order quantity|50 pc|
|Sales key|BE2141|
|Product key|BE2141|
|GTIN|4017918927158|
|Weight per piece (including packing)|7.32 g|
|Weight per piece (excluding packing)|6.72 g|
|Customs tariff number|85369010|
|Country of origin|DE|



## ST 2,5-TWIN/ 1P - Feed-through terminal block 

## 3042117 

https://www.phoenixcontact.com/gb/products/3042117 

## Technical data 

## Notes 

|General|The max. load current must not be exceeded by the total current|
|---|---|
||of all connected conductors.|
||Current and voltage are determined by the plug used.|



## Product properties 

|Product type|Plug-in terminal block|
|---|---|
|Product family|ST|
|Area of application|Railway industry|
||Machine building|
||Plant engineering|
|Number of positions|1|
|Number of connections|3|
|Number of rows|1|
|Potentials|1|



Insulation characteristics 

||Insulation characteristics||
|---|---|---|
||Overvoltage category|III|
||Degree of pollution|3|
||ectrical properties||
||Rated surge voltage|6 kV|
||Maximum power dissipation for nominal condition|0.77 W|



## Electrical properties 

## Connection data 

|onnection data||
|---|---|
|Number of connections per level|3|
|Nominal cross section|2.5 mm²|



1st level connection left 

|Connection method|Spring-cage/plug-in connection|
|---|---|
|Stripping length|8 mm ... 10 mm|
|Internal cylindrical gage|A3|
|Connection in acc. with standard|IEC 61984|
|Conductor cross-section rigid|0.08 mm² ... 4 mm²|
|Cross section AWG|28 ... 12 (converted acc. to IEC)|
|Conductor cross-section flexible|0.08 mm² ... 2.5 mm²|
|Conductor cross-section, flexible [AWG]|28 ... 14 (converted acc. to IEC)|
|Conductor cross-section flexible ultrasound-compressed|0.34 mm² ... 4 mm²|
|Conductor cross-section, flexible [AWG] ultrasound-compressed|22 ... 12 (converted acc. to IEC)|
|Conductor cross-section flexible (ferrule without plastic sleeve)|0.14 mm² ... 2.5 mm²|
|Flexible conductor cross-section (ferrule with plastic sleeve)|0.14 mm² ... 2.5 mm²|
|2 conductors with the same cross section, flexible, with TWIN|0.5 mm²|
|ferrule with plastic sleeve||



Mar 27, 2026, 10:17�AM     Page 2 (10) 

## ST 2,5-TWIN/ 1P - Feed-through terminal block 

## 3042117 

https://www.phoenixcontact.com/gb/products/3042117 

|Nominal cross section|2.5 mm²|
|---|---|
|Nominal current|24 A (observe derating)|
|Maximum load current|24 A (For 4 mm² conductor cross-section, se derating curve)|
|Nominal voltage|500 V|



## Dimensions 

|Dimensional drawing||
|---|---|
|Width|5.2 mm|
|End cover width|2.2 mm|
|Height|60.5 mm|
|Depth on NS 35/7,5|36.5 mm|
|Depth on NS 35/15|44 mm|



## Material specifications 

|Color|gray (RAL 7042)|
|---|---|
|Flammability rating according to UL 94|V0|
|Insulating material group|I|
|Insulating material|PA|
|Static insulating material application in cold|-60 °C|
|Temperature index of insulation material (DIN EN 60216-1 (VDE|125 °C|
|0304-21))||
|Relative insulation material temperature index (Elec., UL 746 B)|130 °C|
|Fire protection for rail vehicles (DIN EN 45545-2) R22|HL 1 - HL 3|
|Fire protection for rail vehicles (DIN EN 45545-2) R23|HL 1 - HL 3|
|Fire protection for rail vehicles (DIN EN 45545-2) R24|HL 1 - HL 3|
|Fire protection for rail vehicles (DIN EN 45545-2) R26|HL 1 - HL 3|
|Calorimetric heat release NFPA 130 (ASTM E 1354)|27,5 MJ/kg|
|Surface flammability NFPA 130 (ASTM E 162)|passed|
|Specific optical density of smoke NFPA 130 (ASTM E 662)|passed|
|Smoke gas toxicity NFPA 130 (SMP 800C)|passed|



## Electrical tests 

|Surge voltage test||
|---|---|
|Test voltage setpoint|7.3 kV|
|Result|Test passed|
|Short-time withstand current 2.5 mm²|0.3 kA|
|Result|Test passed|
|Power-frequency withstand voltage||
|Test voltage setpoint|1.89 kV|



## ST 2,5-TWIN/ 1P - Feed-through terminal block 

## 3042117 

https://www.phoenixcontact.com/gb/products/3042117 

Result Test passed 

## Mechanical properties 

|echanical properties||
|---|---|
|Mechanical data||
|Open side panel|Yes|



## Mechanical tests 

|echanical tests||
|---|---|
|Attachment on the carrier||
|DIN rail/fixing support|NS 35|
|Test force setpoint|1 N|
|Result|Test passed|



## Environmental and real-life conditions 

|nvironmental and real-life conditions||
|---|---|
|Needle-flame test||
|Time of exposure|30 s|
|Result|Test passed|
|Oscillation/broadband noise||
|Specification|DIN EN 50155 (VDE 0115-200):2008-03|
|Spectrum|Long life test category 1, class B, body mounted|
|Frequency|f1= 5 Hz to f2= 150 Hz|
|ASD level|0.964 (m/s²)²/Hz|
|Acceleration|0.58g|
|Test duration per axis|5 h|
|Test directions|X-, Y- and Z-axis|
|Result|Test passed|
|Shocks||
|Specification|DIN EN 50155 (VDE 0115-200):2008-03|
|Pulse shape|Half-sine|
|Acceleration|5g|
|Shock duration|30 ms|
|Number of shocks per direction|3|
|Test directions|X-, Y- and Z-axis (pos. and neg.)|
|Result|Test passed|
|Ambient conditions||
|Ambient temperature (operation)|-60 °C ... 100 °C (max. operating temperature range including|
||self-heating, see derating curve)|
|Ambient temperature (storage/transport)|-25 °C ... 60 °C (for a short time, not exceeding 24 h, -60 °C to|
||+70 °C)|
|Ambient temperature (assembly)|-5 °C ... 70 °C|
|Ambient temperature (actuation)|-5 °C ... 70 °C|
|Permissible humidity (operation)|20 % ... 90 %|
|Permissible humidity (storage/transport)|30 % ... 70 %|



Mar 27, 2026, 10:17�AM     Page 4 (10) 

## ST 2,5-TWIN/ 1P - Feed-through terminal block 

## 3042117 

https://www.phoenixcontact.com/gb/products/3042117 

## Standards and regulations 

|tandards and regulations||
|---|---|
|Connection in acc. with standard|IEC 61984|
|ounting||
|Mounting type|NS 35/7,5|
||NS 35/15|



## Mounting 

Mar 27, 2026, 10:17�AM     Page 5 (10) 

## ST 2,5-TWIN/ 1P - Feed-through terminal block 

3042117 

https://www.phoenixcontact.com/gb/products/3042117 

## Drawings 

**==> picture [410 x 490] intentionally omitted <==**

**----- Start of picture text -----**<br>
Dimensional drawing<br>60,4<br>Diagram<br>30<br>25<br>20<br>15 �<br>= 2-pos.<br>10<br>= 5-pos.<br>5 = 10-pos.<br>� = 15-pos.<br>0<br>0 20 40 60 80 100 120<br>Ambient temperature [°C]<br>36,8<br>Maximum load current [A]<br>**----- End of picture text -----**<br>


Applies to all male connector variants SP... . 

Mar 27, 2026, 10:17�AM     Page 6 (10) 

## ST 2,5-TWIN/ 1P - Feed-through terminal block 

3042117 

https://www.phoenixcontact.com/gb/products/3042117 

Circuit diagram 

**==> picture [106 x 40] intentionally omitted <==**

Mar 27, 2026, 10:17�AM     Page 7 (10) 

## ST 2,5-TWIN/ 1P - Feed-through terminal block 

## 3042117 

https://www.phoenixcontact.com/gb/products/3042117 

## Approvals 

To download certificates, visit the product detail page: https://www.phoenixcontact.com/gb/products/3042117 

||CSA<br>Approval ID: 13631|CSA<br>Approval ID: 13631|||||
|---|---|---|---|---|---|---|
||||Nominal voltage UN|Nominal current IN|Cross section AWG|Cross section mm2|
|B|||||||
||||600 V|20 A|28 - 12|-|
|C|||||||
||||600 V|20 A|28 - 12|-|
||||||||
|||IECEE CB Scheme<br>Approval ID: DE1-62736/B1/B2|||||
||||||||
||EAC<br>Approval ID: RU C-DE.BL08.B.00644||||||
||||||||
|||VDE Zeichengenehmigung<br>Approval ID: 40019518|||||
||||Nominal voltage UN|Nominal current IN|Cross section AWG|Cross section mm2|
|keine|||||||
|Only||flexible|500 V|-|-|0.2 - 2.5|
|conductors|||||||
|Only||rigid|500 V|-|-|0.2 - 4|
|conductors|||||||
||||||||
|||cULus Recognized<br>Approval ID: E60425|||||
||||Nominal voltage UN|Nominal current IN|Cross section AWG|Cross section mm2|
|B|||||||
||||600 V|20 A|28 - 12|-|
|C|||||||
||||600 V|20 A|28 - 12|-|
|F|||||||
||||500 V|20 A|28 - 12|-|
||||||||
||DNV||||||
||Approval ID: TAE00001CS||||||



Mar 27, 2026, 10:17�AM     Page 8 (10) 

## ST 2,5-TWIN/ 1P - Feed-through terminal block 

3042117 

https://www.phoenixcontact.com/gb/products/3042117 

## Classifications 

|ECLASS|ECLASS||
|---|---|---|
||ECLASS-13.0|27250117|
||ECLASS-15.0|27250117|
|ETIM|||
||ETIM 10.0|EC000897|
|UNSPSC|||
||UNSPSC 21.0|39121400|



Mar 27, 2026, 10:17�AM     Page 9 (10) 

## ST 2,5-TWIN/ 1P - Feed-through terminal block 

## 3042117 

https://www.phoenixcontact.com/gb/products/3042117 

## Environmental product compliance 

## EU RoHS 

Fulfills EU RoHS substance requirements Yes, No exemptions Environment friendly use period (EFUP) EFUP-E No hazardous substances above the limits 

## China RoHS 

## EU REACH SVHC 

REACH candidate substance (CAS No.) No substance above 0.1 wt% 

EF3.1 Climate Change CO2e kg 0.035 kg CO2e 

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

PHOENIX CONTACT Ltd Halesfield 13, Telford Shropshire, TF7 4PG 01952 681700 info@phoenixcontact.co.uk 

Mar 27, 2026, 10:17�AM     Page 10 (10) 



## Links

- [View this product on Novapart](https://novapart.co/products/3042117/din-rail-mount-terminal-block-grey-3-ways-28-awg)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/phoenix-contact/3042117/terminal-block-3pos-1level-24a/dp/4914913)
---

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