# Safety Relay, 24 VDC, SPST-NO, SPST-NC, PSRclassic Series, DIN Rail, Cage Clamp

![Product image](https://novapart.co/image/farnell:2064600/)

**URL**: https://novapart.co/products/2981949/safety-relay-24-vdc-spst-no-nc-psrclassic-series
**SKU**: 2981949
**Manufacturer**: PHOENIX CONTACT
**Category**: Switches & Relays || Relays || Safety Relays
**Price**: €102.5900
**Stock**: 10+
**Lead Time**: 36 days (indicative)

## Description

Coil Voltage:24VDC; Contact Configuration:SPST-NO, SPST-NC; Product Range:PSR Series; Relay Mounting:DIN Rail; Contact Current:-; Relay Terminals:Cage Clamp; Contact Voltage AC Nom:-; C

## Specifications

| Parameter | Value |
|---|---|
| Svhc | Lead (04-Feb-2026) |
| Ip Rating | IP20 |
| Coil Voltage | 24VDC |
| Product Range | PSRclassic Series |
| Relay Mounting | DIN Rail |
| Contact Current | - |
| Relay Terminals | Cage Clamp |
| Contact Material | - |
| Contact Configuration | SPST-NO, SPST-NC |
| Contact Voltage Ac Nom | - |
| Contact Voltage Dc Nom | - |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2064600/)

## **Extract from the online catalog** 

## **PSR-SPP- 24DC/SIM4** 

## Order No.: 2981949 

The figure shows a version with a screw connection 

http://eshop.phoenixcontact.co.uk/phoenix/treeViewClick.do?UID=2981949 

Interface module for the connection of several safety sensors or switches with NC/NO contacts to the safety relay PSR-SDC4, with spring-cage connection 

|**Commercial data**||
|---|---|
|EAN|4<br>046356<br>325998<br>UUIAT|
|Note|Made-to-order|
|Pack|1|
|Customs tariff|85364190|
|Country of Origin|DE|
|Catalog page information|Page 25 (IF-2011)|



Product notes WEEE/RoHS-compliant since: 11/04/2008 

Please note that the data given here has been taken from the online catalog. For comprehensive information and data, please refer to the user documentation at http:// www.download.phoenixcontact.com. The General Terms and Conditions of Use apply to Internet downloads. 

## **Technical data** 

## **Supply** 

|**Supply**||
|---|---|
|Nominal input voltage UN|24 V DC (from PSR)|
|Input voltage range in reference to UN|0.85 ... 1.1|
|**General data**||
|Status display|Green LED|



PHOENIX CONTACT Ltd http://www.phoenixcontact.co.uk 

Page 1 / 4 18-Nov-2011 

PSR-SPP- 24DC/SIM4 Order No.: 2981949 http://eshop.phoenixcontact.co.uk/phoenix/treeViewClick.do?UID=2981949 

|Max. permissible current|100 mA (per signal output)|
|---|---|
|Max. permissible total current|100 mA (alarm outputs)|
|Ambient temperature (operation)|-20 °C ... 55 °C|
|Ambient temperature (storage/transport)|-40 °C ... 70 °C|
|Nominal operating mode|100% operating factor|
|Degree of protection|IP20|
|Mounting position|Any|
|Assembly instructions|In rows with zero spacing|
|Name|Air and creepage distances between the power circuits|
|Standards/regulations|DIN EN 50178|
|Rated surge voltage / insulation|0.8 kV|
|Rated insulation voltage|50 V DC|
|Pollution degree|2|
|Surge voltage category|III|
|Height|117 mm|
|Width|22.5 mm|
|Depth|106 mm|



## **Connection data** 

|**Connection data**||
|---|---|
|Conductor cross section solid min.|0.2 mm²|
|Conductor cross section solid max.|1.5 mm²|
|Conductor cross section stranded min.|0.2 mm²|
|Conductor cross section stranded max.|1.5 mm²|
|Conductor cross section AWG/kcmil min.|24|
|Conductor cross section AWG/kcmil max|16|
|Stripping length|8 mm|
|Connection method|Spring-cage conn.|



**Certificates** ~~eee~~ 

Certification 

CUL Listed, GOST, UL Listed 

PHOENIX CONTACT Ltd http://www.phoenixcontact.co.uk 

Page 2 / 4 18-Nov-2011 

PSR-SPP- 24DC/SIM4 Order No.: 2981949 http://eshop.phoenixcontact.co.uk/phoenix/treeViewClick.do?UID=2981949 

## **Accessories** 

|Item|Designation|Description|
|---|---|---|
|**General**|||
|2890425|PSR-TBUS|PSR-TBUS DIN rail connector, for supplying/controlling/monitoring|
|||(depending on the module)|



## **Drawings** 

Application drawing 

Additional inputs are aligned on the left of Inputsin Master Outputs the PSR-SDC4, outputs are to its right. 

Modular PSR safety relays 

Circuit diagram 

PHOENIX CONTACT Ltd http://www.phoenixcontact.co.uk 

Page 3 / 4 18-Nov-2011 

PSR-SPP- 24DC/SIM4 Order No.: 2981949 http://eshop.phoenixcontact.co.uk/phoenix/treeViewClick.do?UID=2981949 

## **Address** 

PHOENIX CONTACT Ltd Halesfield 13 Telford / Shropshire / TF7 4PG,England Phone 01952 681 700 Fax 01952 681 799 http://www.phoenixcontact.co.uk 

Phoenix Contact Ltd. Technical modifications reserved; 

PHOENIX CONTACT Ltd http://www.phoenixcontact.co.uk 

Page 4 / 4 18-Nov-2011 



## Links

- [View this product on Novapart](https://novapart.co/products/2981949/safety-relay-24-vdc-spst-no-nc-psrclassic-series)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/phoenix-contact/psr-spp-24dc-sim4/safety-relay-int-module-psr-sdc4/dp/2064600)
---

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