# Safety Relay, 24 VDC, 3PST-NO, SPST-NC, DPST-NO, PSRclassic Series, DIN Rail, 6 A, Screw

![Product image](https://novapart.co/image/farnell:3256076/)

**URL**: https://novapart.co/products/2981224/safety-relay-24-vdc-3pst-no-spst-nc-dpst
**SKU**: 2981224
**Manufacturer**: PHOENIX CONTACT
**Category**: Switches & Relays || Relays || Safety Relays
**Price**: €236.5300
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (21-Jan-2025) |
| Ip Rating | IP20, IP54 |
| Coil Voltage | 24VDC |
| Product Range | PSRclassic Series |
| Relay Mounting | DIN Rail |
| Contact Current | 6A |
| Relay Terminals | Screw |
| Contact Material | Silver Tin Oxide |
| Contact Configuration | 3PST-NO, SPST-NC, DPST-NO |
| Contact Voltage Ac Nom | 250V |
| Contact Voltage Dc Nom | 250V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3256076/)

## **Extract from the online catalog** 

## **PSR-SCP- 24DC/ESD/5X1/1X2/ T 3** 

Order No.: 2981224 

## http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=2981224 

Safety relay for emergency stop and safety door monitoring up to SIL 3 or Cat. 4, PL e according to EN ISO 13849, automatic or manual activation, 3 N/O contacts, 1 N/C contact, 2 N/O contacts with fixed 3.0 s dropout delay, plug-in screw connection terminal blocks 

## Product notes 

WEEE/RoHS-compliant since: 03/21/2007 

|**Commercial data**||||||||||||||||||||||||03/21/2007|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
||||||||||||||||||||||||||
|EAN|4<br>017918<br>949020<br>ULNA AUTICAL|||||||||||||||||||||||. i”|
|sales group|G521||||||||||||||||||||||||
|Pack|1 Pcs.||||||||||||||||||||||||
|Customs tariff|85371099|||||||||||||||||||||||http://|
|||||||||||||||||||||||||www.download.phoenixcontact.com|
|Gross weight in pieces|0.4848 KG||||||0.4848 KG|||||||||||||||||Please note that the data given|
|Net weight per piece|0.4848 KG||||||0.4848 KG|||||||||||||||||here has been taken from the<br>online catalog. For comprehensive|
|Catalog page information|Page 74 (C-8-2013)|||||||Page 74 (C-8-2013)||||||||||||||||information and data, please refer|
|||||||||||||||||||||||||to the user documentation. The|
|||||||||||||||||||||||||General Terms and Conditions of|
|||||||||||||||||||||||||Use apply to Internet downloads.|



## **Technical data** 

## **Dimensions** 

|**Dimensions**||
|---|---|
|Width|45 mm|
|Height|99 mm|
|Depth|114.5 mm|



PHOENIX CONTACT Deutschland GmbH http://www.phoenixcontact.com 

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PSR-SCP- 24DC/ESD/5X1/1X2/ T 3 Order No.: 2981224 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=2981224 

|**Ambient conditions**||
|---|---|
|Ambient temperature (operation)|-20 °C ... 55 °C|
|Ambient temperature (storage/transport)|-40 °C ... 70 °C|
|**Input data**||
|Nominal input voltage UN|24 V DC|
|Input voltage range in reference to UN|0.85 ... 1.1|
|Typical input current at UN|150 mA DC|
|Voltage at input/start and feedback circuit|approx. 24 V DC|
|Typical response time|70 ms (manual start)|
||600 ms (Auto-start)|
|Typical release time|20 ms (undelayed contacts)|
|Concurrence input 1/2|Infinite|
|Recovery time|1 s|
|Max. permissible overall conductor resistance|11 Ω (Input and start circuits at UN)|
|Delay time|3 s ±20 %|
|**Output data**||
|Contact type|3 enabling current paths undelayed|
||2 enabling current paths delayed|
||1 signaling current path undelayed|
|Contact material|AgSnO2|
|Minimum switching voltage|15 V AC/DC|
|Maximum switching voltage|250 V AC/DC|
|Limiting continuous current|6 A|
|Inrush current, minimum|25 mA|
|Maximum inrush current|6 A|
|Sq. Total current|55 A<br>2(ITH<br>2<br> = I1<br>2+ I2<br>2+ I3<br>2+ I4<br>2+ I5<br>2)|
|Interrupting rating (ohmic load) max.|144 W (24 V DC, τ = 0 ms)|
||288 W (48 V DC, τ = 0 ms)|
||110 W (110 V DC, τ = 0 ms)|
||88 W (220 V DC, τ = 0 ms)|
||1500 VA (250 V AC, τ = 0 ms)|



PHOENIX CONTACT Deutschland GmbH http://www.phoenixcontact.com 

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PSR-SCP- 24DC/ESD/5X1/1X2/ T 3 Order No.: 2981224 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=2981224 

|Maximum interrupting rating (inductive load)|42 W (24 V DC, τ = 40 ms)|
|---|---|
||42 W (48 V DC, τ = 40 ms)|
||42 W (110 V DC, τ = 40 ms)|
||42 W (220 V DC, τ = 40 ms)|
|Switching capacity min.|0.4 W|
|Output fuse|6 A fast blow (undelayed)|
||C6 (24 V AC/DC) automatic device (undelayed)|
||10 A gL/gG NEOZED (delayed)|



## **General** 

|**General**||
|---|---|
|Relay type|Electromechanically forcibly guided, dust-proof relay.|
|Mechanical service life|Approx. 10<br>7cycles|
|Mounting type|DIN rail mounting|
|Degree of protection|IP20|
|Min. degree of protection of inst. location|IP54|
|Mounting position|any|
|Category according to EN 13849-1|3 (For delayed contacts)|
||4 (For non-delayed contacts)|
|Stop category|0 (For non-delayed contacts)|
||1 (For delayed contacts)|
|Designation|Air and creepage distances between the power circuits|
|Standards/regulations|DIN EN 50178/VDE 0160|
|Rated surge voltage / insulation|4 kV / basic isolation, (safe isolation, reinforced insulation and<br>6 kV between the enabling current paths**(13/14, 23/24, 33/34)**<br>and the remaining current paths and between**13/14, 23/24, 33/34**<br>between each other.)|
|Rated insulation voltage|250 V|
|Pollution degree|2|
|Surge voltage category|III|
|**Connection data**||
|Conductor cross section solid min.|0.2 mm²|
|Conductor cross section solid max.|2.5 mm²|
|Conductor cross section stranded min.|0.2 mm²|
|Conductor cross section stranded max.|2.5 mm²|
|Conductor cross section AWG/kcmil min.|24|
|Conductor cross section AWG/kcmil max|12|



PHOENIX CONTACT Deutschland GmbH http://www.phoenixcontact.com 

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PSR-SCP- 24DC/ESD/5X1/1X2/ T 3 Order No.: 2981224 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=2981224 

|Stripping length|7 mm|
|---|---|
|Screw thread|M3|
|Connection method|Screw connection|



## **Certificates / Approvals** 

Certification 

cULus Listed, GOST, Functional Safety 

Certifications applied for: Certification Ex: 

## **Drawings** 

Circuit diagram 

**==> picture [39 x 10] intentionally omitted <==**

**----- Start of picture text -----**<br>
1 = logics<br>**----- End of picture text -----**<br>


a = RESET b = Emergency stop Two-channel emergency stop circuit with cross circuiting detection and monitored reset button (bridge on S33/ S35: Automatic activation), suitable up to safety category 4. 

PHOENIX CONTACT Deutschland GmbH http://www.phoenixcontact.com 

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PSR-SCP- 24DC/ESD/5X1/1X2/ T 3 Order No.: 2981224 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=2981224 

## a = RESET 

b = Emergency stop 

Single-channel emergency stop circuit with monitored reset button (bridge on S33/S35: Automatic activation), suitable up to safety category 2, safety category 4 only when automatically disconnecting switches are used and cables are installed in separate plastic sheaths. 

## a = RESET 

b = semiconductor output 

Two-channel limit switch monitoring with semiconductor output and monitored reset button (bridge on S33/S35: Automatic activation), suitable up to safety category 4 depending on the limit switch. 

PHOENIX CONTACT Deutschland GmbH http://www.phoenixcontact.com 

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PSR-SCP- 24DC/ESD/5X1/1X2/ T 3 Order No.: 2981224 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=2981224 

## **Address** 

PHOENIX CONTACT Deutschland GmbH Flachsmarktstr. 8 32825 Blomberg,Germany Phone +49 5235 3 12000 Fax +49 5235 3 41200 http://www.phoenixcontact.com 

© 2014 Phoenix Contact Technical modifications reserved; 

PHOENIX CONTACT Deutschland GmbH http://www.phoenixcontact.com 

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## Links

- [View this product on Novapart](https://novapart.co/products/2981224/safety-relay-24-vdc-3pst-no-spst-nc-dpst)
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- [Supplier page](https://es.farnell.com/phoenix-contact/psr-scp-24dc-esd-5x1-1x2-t-3/safety-relay-3pst-spst-dpst-24vdc/dp/3256076)
---

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