2981486

Safety Relay, 24 VDC, DPST-NO, PSRclassic Series, DIN Rail, 6 A, Screw

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: PHOENIX CONTACT
Product type: Safety Relays
Coil Voltage:24VDC; Contact Configuration:DPST-NO; Product Range:PSR Series; Relay Mounting:DIN Rail; Contact Current:6A; Relay Terminals:Screw; Contact Voltage AC Nom:250V; Contact Volt
SVHC: Lead (04-Feb-2026)
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: DPST-NO
Contact Voltage AC Nom: 250V
Contact Voltage DC Nom: 250V

Delivery and price
Units per pack	1
Price	251.18 €
Current stock	10+
Lead time	30 days

Datasheet

https://www.phoenixcontact.com/gb/products/2981486 

## Safety relays - PSR-SCP- 24DC/SDC4/2X1/B - 2981486 

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's documentation. Our General Terms of Use for Downloads are valid 

(http://phoenixcontact.com/download) 

Safety relay for emergency stop, safety door, and magnetic switches, as well as light grid, up to SIL 3 or Cat. 4, PL e according to EN ISO 13849, 2 N/O contacts, TBUS interface, automatic or manual activation, plug-in screw connection terminal blocks 

## Why buy this product 

- Up to Cat. 4/PL e according to ISO 13849-1, SILCL 3 according to IEC 62061, SIL 3 according to IEC 61508 

- Single and two-channel control 

- 2 enabling current paths, 1 signaling current path 

For emergency stop and safety door monitoring, plus evaluation of light grids 

Modular system with TBUS extension 

## Key Commercial Data 

Packing unit 1 STK ~~a Qe~~ GTIN 4046356"051682 ~~Pe (UNINC~~ GTIN 4046356051682 ~~a Qe~~ Weight per Piece (excluding packing) 196.900 g ~~a QR rrr~~ Custom tariff number 85371099 Country of origin Germany ~~a~~ 

## Technical data 

## Note 

EMC: class A product, see manufacturer's declaration in the download Utilization restriction area 

## Dimensions 

|Width|22.5 mm|
|---|---|
|Height|99 mm|
|Depth|114.5 mm|



Ambient conditions 

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https://www.phoenixcontact.com/gb/products/2981486 

## Safety relays - PSR-SCP- 24DC/SDC4/2X1/B - 2981486 

## Technical data 

## Ambient conditions 

|Ambient temperature (operation)|-20 °C ... 55 °C|
|---|---|
|Ambient temperature (storage/transport)|-40 °C ... 70 °C|
|Max. permissible relative humidity (operation)|75 % (on average, 85% infrequently, non-condensing)|
|Max. permissible humidity (storage/transport)|75 % (on average, 85% infrequently, non-condensing)|
|Maximum altitude|≤ 2000 m (Above sea level)|
|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|70 mA|
|Voltage at input/start and feedback circuit|approx. 24 V DC|
|Typical response time|20 ms (manual start)|
||150 ms (automatic start)|
|Typical release time|10 ms|
|Recovery time|1 s|
|Max. permissible overall conductor resistance|50 Ω (Input and start circuits at UN)|



## Input data 

## Output data 

|Contact type|2 enabling current paths|
|---|---|
||1 semiconductor signaling output|
|Contact material|AgSnO2|
|Minimum switching voltage|15 V AC/DC|
|Maximum switching voltage|250 V AC/DC|
|Limiting continuous current|6 A (N/O contact)|
||100 mA (signal output)|
|Inrush current, minimum|25 mA|
|Maximum inrush current|6 A|
|Sq. Total current|72 A<br>2(ITH<br>2= I1<br>2+ I2<br>2)|
|Interrupting rating (ohmic load) max.|144 W (24 V DC, τ = 0 ms)|
||288 W (48 V DC, τ = 0 ms)|
||77 W (110 V DC, τ = 0 ms)|
||88 W (220 V DC, τ = 0 ms)|
||1500 VA (250 V AC, τ = 0 ms)|
|Maximum interrupting rating (inductive load)|48 W (24 V DC, τ = 40 ms)|
||40 W (48 V DC, τ = 40 ms)|
||35 W (110 V DC, τ = 40 ms)|
||33 W (220 V DC, τ = 40 ms)|
|Switching capacity min.|0.4 W|
|Output fuse|10 A gL/gG NEOZED (N/O contact)|
||Miniature circuit breaker C6 (24 V / 20 A power supply unit)|



General 

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https://www.phoenixcontact.com/gb/products/2981486 

## Safety relays - PSR-SCP- 24DC/SDC4/2X1/B - 2981486 

## Technical data 

## General 

|Relay type|Electromechanical relay with forcibly guided contacts in accordance with<br>EN 50205|
|---|---|
|Mechanical service life|Approx. 10<br>7cycles|
|Nominal operating mode|100% operating factor|
|Net weight|196.9 g|
|Mounting type|DIN rail mounting|
|Mounting position|any|
|Degree of protection|IP54|
||IP20|
|Min. degree of protection of inst. location|IP54|
|Control|one and two channel|
|Housing color|yellow|
|Connection data||
|Connection method<br>Screw connection<br>pluggable<br>Yes<br>Conductor cross section solid min.<br>0.2 mm²<br>Conductor cross section solid max.<br>2.5 mm²<br>Conductor cross section flexible min.<br>0.2 mm²<br>Conductor cross section flexible max.<br>2.5 mm²<br>Conductor cross section AWG min.<br>24<br>Conductor cross section AWG max.<br>12<br>Stripping length<br>7 mm<br>Screw thread<br>M3<br>~~=~~||
|Safety-related characteristic data||
|Stop category<br>0<br>Designation<br>IEC 61508 - High demand<br>Safety Integrity Level (SIL)<br>3<br>Designation<br>IEC 61508 - Low demand<br>Safety Integrity Level (SIL)<br>3<br>Designation<br>EN ISO 13849<br>Performance level (PL)<br>e<br>Category<br>4 (Undelayed contacts)<br>Designation<br>EN 62061<br>Safety Integrity Level Claim Limit (SIL CL)<br>3<br>Standards and Regulations<br>Designation<br>Air clearances and creepage distances between the power circuits<br>Standards/regulations<br>DIN EN 50178/VDE 0160<br>Rated insulation voltage<br>250 V<br>Rated surge voltage/insulation<br>4 kV / Basic isolation, (safe isolation, reinforced insulation and 6 kV<br>between input circuit and enabling current paths.)<br>~~—~~||
||01/09/2017   Page 3 / 8|



https://www.phoenixcontact.com/gb/products/2981486 

## Safety relays - PSR-SCP- 24DC/SDC4/2X1/B - 2981486 

## Technical data 

Standards and Regulations Degree of pollution 2 Overvoltage category III ~~——~~ Environmental Product Compliance 

China RoHS Environmentally Friendly Use Period = 50 For details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration” ~~ee~~ 

**==> picture [217 x 162] intentionally omitted <==**

**----- Start of picture text -----**<br>
Drawings<br>Connection diagram<br>+UB<br>0 V<br>Enable<br>Feedback<br>circuit {<br>PSR-TBUS- PSR-TBUS- PSR-TBUS<br>bus connectors bus connectors dummy<br>plug<br>PSR-TBUS-TP<br>TBUS-<br>use only PSR use only PSR-TBUS<br>INTERFACE-PSR INTERFACE-PSR<br>**----- End of picture text -----**<br>


**==> picture [173 x 113] intentionally omitted <==**

**----- Start of picture text -----**<br>
Circuit diagram<br>+24V<br>24VDC LOGIC IN1<br>K1<br>RESET K2<br>POWER24VDC ee: FEEDBACK& IN2<br>T-BUS<br>K1/K2<br>A1 S11 Y30 S12 14 24<br>T-BUS<br>A2 T-BUS T-BUS Y1 T-BUS S33 S34 S35 S10 S13 S22 13 23<br>**----- End of picture text -----**<br>


PSR-TBUS DIN rail connectors are used for cross-wiring between the modules. 

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https://www.phoenixcontact.com/gb/products/2981486 

## Safety relays - PSR-SCP- 24DC/SDC4/2X1/B - 2981486 

Circuit diagram 

**==> picture [214 x 249] intentionally omitted <==**

**----- Start of picture text -----**<br>
L+<br>(L1)<br>| Hall<br>Emergency<br>stop<br>S1<br>HT<br>A1 S22 S10 S11 S12 S13 13 23 K3<br>A1 (+) A1<br>A2 (GND) A2<br>S33K1/K2 PSR-SDC4/2x1/B K1/K2S33<br>Y1 (+) Y1<br>A2 Y1 S33 S34 S35 14 24 Y30 K4<br>K3 K3 M<br>_ HH<br>Reset K4 [| K4<br>S2<br>®)<br>M<br>(N)<br>**----- End of picture text -----**<br>


Two-channel emergency stop monitoring 

## Circuit diagram 

**==> picture [307 x 249] intentionally omitted <==**

**----- Start of picture text -----**<br>
L+<br>(L1)<br>|| Light grid type4 limi<br>Receiver<br>OSSD1 OSSD2<br>Hse<br>A1 S22 S10 S11 S12 S13 13 23 K3<br>A1 (+) A1<br>A2 A2<br>S33K1/K2 PSR-SDC4/2x1/B K1/K2S33<br>Y1 (+) Y1<br>A2 Y1 S33 S34 S35 14 24 Y30 K4 a<br>K4 K3 M<br>Reset [ HY<br>S2 K3 [ K4<br>)<br>M<br>(N)<br>Transmitter<br>**----- End of picture text -----**<br>


Light grid monitoring 

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## Safety relays - PSR-SCP- 24DC/SDC4/2X1/B - 2981486 

Circuit diagram 

**==> picture [148 x 249] intentionally omitted <==**

**----- Start of picture text -----**<br>
L+<br>(L1)<br>Safety<br>11 12 13 14<br>E<br>A1 S22 S10 S11 S12 S13 13 23<br>A1 (+) A1<br>A2 (GND) A2<br>S33K1/K2 PSR-SDC4/2x1/B K1/K2S33<br>Y1 (+) Y1<br>A2 Y1 S33 S34 S35 14 24 Y30<br>K3<br>K3<br>Reset K4 K4<br>S1<br>M<br>(N)<br>**----- End of picture text -----**<br>


Two-channel magnetic switch monitoring 

## Classifications 

## eCl@ss 

|eCl@ss 4.0|eCl@ss 4.0|27371102|
|---|---|---|
|eCl@ss 4.1|eCl@ss 4.1|27371102|
|eCl@ss 5.0|eCl@ss 5.0|27371901|
|eCl@ss 5.1|eCl@ss 5.1|27371901|
|eCl@ss 6.0|eCl@ss 6.0|27371819|
|eCl@ss 7.0|eCl@ss 7.0|27371819|
|eCl@ss 8.0|eCl@ss 8.0|27371819|
|eCl@ss 9.0|eCl@ss 9.0|27371819|



## ETIM 

|ETIM 2.0|EC001449|
|---|---|
|ETIM 3.0|EC001449|
|ETIM 4.0|EC001449|
|ETIM 5.0|EC001449|
|ETIM 6.0|EC001449|
|UNSPSC<br>UNSPSC 6.01<br>30211901<br>UNSPSC 7.0901<br>39121501<br>UNSPSC 11<br>39121501<br>~~=za—~~||
||01/09/2017   Page 6 / 8|



https://www.phoenixcontact.com/gb/products/2981486 

## Safety relays - PSR-SCP- 24DC/SDC4/2X1/B - 2981486 

## Classifications 

UNSPSC 

UNSPSC 12.01 39121501 UNSPSC 13.2 39121501 ~~ee~~ 

## Approvals 

## Approvals 

## Approvals 

UL Listed / cUL Listed / Functional Safety / EAC / Functional Safety / EAC / Functional Safety / cULus Listed 

## Ex Approvals 

## Approval details 

UL Listed http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 140324  cUL Listed http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 140324  ~~oe~~ Functional Safety 968/EZ 369.02/15  EAC EAC-Zulassung  Functional Safety 01/205/0660.01/15  ~~oe~~ EAC 7500651.22.01.00244  

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https://www.phoenixcontact.com/gb/products/2981486 

## Safety relays - PSR-SCP- 24DC/SDC4/2X1/B - 2981486 

## Approvals 

|Functional Safety||968/EZ 369.02/15|
|---|---|---|
||||
|cULus Listed|||



## Accessories 

Accessories 

DIN rail connector 

DIN rail bus connectors - PSR-TBUS - 2890425 

DIN rail connector for safety switching devices, for supplying/controlling/monitoring (depending on the module) 

## DIN rail bus connectors - PSR-TBUS-TP - 2981716 

Blind plug for the PSR-TBUS DIN rail connector used with the modular safety relay system (PSR-SDC4) 

Phoenix Contact 2017 © - all rights reserved http://www.phoenixcontact.com 

01/09/2017   Page 8 / 8

Updated at April 29, 2026

Phoenix Contact is a global leader in industrial connection technology, automation systems, and electronic interface solutions. With decades of engineering heritage originating in Germany, the company develops robust components designed to ensure reliable power, data, and signal transmission across demanding manufacturing and industrial environments. The cornerstone of the Phoenix Contact portfolio is its industry-leading selection of connection technologies. The range features an exceptional variety of terminal blocks, including pluggable headers and sockets, highly reliable wire-to-board solutions, and versatile DIN rail terminal blocks. These foundational connectivity components are supported by a comprehensive ecosystem of power distribution blocks, interface modules, marking systems, and accessories engineered for seamless control cabinet wiring. Beyond physical connectivity, Phoenix Contact provides critical components for advanced automation, control, and system protection. The wider offering encompasses a broad spectrum of process controllers, high-efficiency AC/DC converters, and a comprehensive suite of power, safety, and solid-state relays. From precision signal converters and electronic circuit breakers to fiber optic cable assemblies, Phoenix Contact equips engineers with the high-performance technologies required to build secure, highly efficient, and future-ready industrial systems.

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