2904953

Safety Relay, 24 VDC, PSRmini 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:-; Product Range:PSR-MS35 Series; Relay Mounting:DIN Rail; Contact Current:6A; Relay Terminals:Screw; Contact Voltage AC Nom:250V; Contact Vol
SVHC: Lead (04-Feb-2026)
IP Rating: IP20, IP54
Coil Voltage: 24VDC
Product Range: PSRmini Series
Relay Mounting: DIN Rail
Contact Current: 6A
Relay Terminals: Screw
Contact Material: Silver Tin Oxide
Approvals & Standards: CE, UL
Contact Configuration: -
Contact Voltage AC Nom: 250V
Contact Voltage DC Nom: 250V

Delivery and price
Units per pack	1
Price	155.53 €
Current stock	50+
Lead time	30 days

Datasheet

https://www.phoenixcontact.com/gb/products/2904953 

## Safety relays - PSR-MS35-1NO-24DC-SC - 2904953 

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 and safety doors up to SILCL 3, Cat. 4, PL e, 1 or 2-channel operation, manual, monitored start, cross-circuit detection, 1 enabling current path, US = 24 V DC, fixed screw terminal block 

## Why buy this product 

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

Low housing width of just 6.8 mm 

- Two-channel control 

- 1 enabling current path 

- Manual and monitored activation 

Cross-circuit detection 

## Key Commercial Data 

> Packing unit ~~es~~ 1 STK GTIN 4"046356'905015 ~~pT~~ GTIN 4046356905015 ~~ee~~ Weight per Piece (excluding packing) 83.900 g ~~LOO pO~~ Custom tariff number 85371099 ~~SS~~ Country of origin Germany ~~_~~ Note Made to Order (non-returnable) ~~[OO~~ 

## Technical data 

## Note 

|Utilization restriction|EMC: class A product, see manufacturer's declaration in the download<br>area|
|---|---|



## Dimensions 

|Width|6.8 mm|
|---|---|
|Height|93.1 mm|



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https://www.phoenixcontact.com/gb/products/2904953 

## Safety relays - PSR-MS35-1NO-24DC-SC - 2904953 

## Technical data 

## Dimensions 

Depth 102.5 mm Ambient conditions Ambient temperature (operation) -40 °C ... 60 °C (observe derating) Ambient temperature (storage/transport) -40 °C ... 85 °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) Shock 15g Vibration (operation) 10 Hz ...150 Hz, 2g Maximum altitude ≤ 2000 m (Above sea level) Input data Rated control circuit supply voltage US 24 V DC -15 % / +10 % Power consumption at US typ. 1 W Rated control supply current IS typ. 42 mA Inrush current 4.5 A (Δt = 120 µs at Us) Current consumption < 5 mA (with Us/Ix to S12) < 5 mA (with Us/Ix to S22) < 10 mA (with Us/Ix at the start circuit) > -5 mA (with Us/Ix to S22/0V) Voltage at input/start and feedback circuit 24 V DC -15 % / +10 % Typical response time < 175 ms Typical release time < 20 ms (when controlled via A1 or S12 and S22.) Recovery time < 500 ms Status display 2 x green LEDs Maximum switching frequency 0.5 Hz Max. permissible overall conductor resistance 150 Ω Filter time 1 ms (at A1 in the event of voltage dips at Us) max. 1.5 ms (at S12, S22; test pulse width) min. 7.5 ms (at S12, S22; test pulse rate) Test pulse rate = 5 x Test pulse width Output data Contact type 1 enabling current path Contact material AgSnO2 Minimum switching voltage 12 V AC/DC Maximum switching voltage 250 V AC/DC (Observe the load curve) Limiting continuous current 6 A (observe derating) Inrush current, minimum 3 mA Maximum inrush current 6 A Sq. Total current 36 A2 (observe derating) ~~[=]~~ Switching capacity min. 60 mW ~~_~~ 12/28/2016   Page 2 / 6 

https://www.phoenixcontact.com/gb/products/2904953 

## Safety relays - PSR-MS35-1NO-24DC-SC - 2904953 

## Technical data 

## Output data 

|Output fuse|6 A gL/gG (N/O contact)|
|---|---|
||4 A gL/gG (for low-demand applications)|
|General||
|Relay type|Electromechanical relay with forcibly guided contacts in accordance with<br>IEC/EN 61810-3 (EN 50205)|
|Mechanical service life|10 x 10<br>6cycles|
|Nominal operating mode|100% operating factor|
|Net weight|83.9 g|
|Mounting type|DIN rail mounting|
|Mounting position|vertical or horizontal|
|Degree of protection|IP20|
|Min. degree of protection of inst. location|IP54|
|Control|one and two channel|
|Housing material|PBT|
|Housing color|yellow|
|Connection data||
|Connection method<br>Screw connection<br>pluggable<br>no<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>26<br>Conductor cross section AWG max.<br>12<br>Stripping length<br>12 mm<br>Screw thread<br>M3<br>~~—i~~||
|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 (4 A DC13; 5 A AC15; 8760 switching cycles/year)<br>Category<br>4<br>Designation<br>EN 62061<br>Safety Integrity Level Claim Limit (SIL CL)<br>3<br>~~_—-_-~~||
|Standards and Regulations||
|Shock<br>15g<br>~~a~~||



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https://www.phoenixcontact.com/gb/products/2904953 

## Safety relays - PSR-MS35-1NO-24DC-SC - 2904953 

## Technical data 

## Standards and Regulations 

|Designation|Air clearances and creepage distances between the power circuits|
|---|---|
|Standards/regulations|DIN EN 50178|
|Rated insulation voltage|250 V AC|
||250 V AC|
|Rated surge voltage/insulation|Safe isolation, reinforced insulation 6 kV between input circuit and<br>enabling current path<br>Basic insulation 4 kV between all current paths and housing|
|Degree of pollution|2|
|Overvoltage category|III|
|Vibration (operation)|10 Hz ...150 Hz, 2g|
|Conformance|CE-compliant|



Environmental Product Compliance 

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

## Drawings 

Block diagram 

**==> picture [156 x 78] intentionally omitted <==**

**----- Start of picture text -----**<br>
A1 S11 S12 S22 S34 13<br>PSR-MS35 IN K1<br>PWR K1/K2<br>K2<br>24V DC<br>A2 14<br>**----- End of picture text -----**<br>


## Block diagram 

**==> picture [156 x 118] intentionally omitted <==**

**----- Start of picture text -----**<br>
A1 S11 S12 PSR-MS35 S22 S34 13<br>1 2<br>3 4<br>K1<br>9 K2<br>K1 K2<br>8<br>5 6 7<br>8<br>A2 14<br>**----- End of picture text -----**<br>


Key: 

- 1 = Current limitation 

- 2 = Input circuit 

- 3 = Voltage limitation 

- 4 = Start circuit 

- 5 = Control circuit channel 1 

- 6 = Control circuit channel 2 

- 7 = Start channel 1 and 2 

- 8 = Channel 1 

- 9 = Diagnostics 

- K1, K2 = Force-guided elementary relays 

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https://www.phoenixcontact.com/gb/products/2904953 

## Safety relays - PSR-MS35-1NO-24DC-SC - 2904953 

## Application drawing 

**==> picture [157 x 150] intentionally omitted <==**

**----- Start of picture text -----**<br>
24V DC L<br>S2<br>K1<br>S1<br>K2<br>A1 S34(  ) S11(+) S12(  ) S22(  ) 13 K1<br>PSR-MS35 (GND)<br>A2 14 K2<br>M<br>K1<br>K2<br>0V N Tt<br>**----- End of picture text -----**<br>


## Classifications 

## eCl@ss 

eCl@ss 5.1 27371901 eCl@ss 6.0 27371819 eCl@ss 8.0 27371819 eCl@ss 9.0 27371819 

ETIM 

ETIM 5.0 EC001449 ETIM 6.0 EC001449 ~~eT~~ UNSPSC UNSPSC 13.2 39121501 ~~|~~ Approvals 

## Approvals 

Approvals 

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

Ex Approvals 

## Approval details 

UL Listed 

 

http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 140324 

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## Safety relays - PSR-MS35-1NO-24DC-SC - 2904953 

Approvals 

**==> picture [525 x 175] intentionally omitted <==**

**----- Start of picture text -----**<br>
cUL Listed   http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm  FILE E 140324<br><br>oo<br>Functional Safety  44-205-13755202<br>EAC   7500651.22.01.00244<br><br>oo<br>cULus Listed<br><br>**----- End of picture text -----**<br>


Phoenix Contact 2016 © - all rights reserved http://www.phoenixcontact.com 

12/28/2016   Page 6 / 6

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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