2834342

Power Relay, SPDT, 120 VAC, 12 A, PR1-RSC3 Series, DIN Rail, Non Latching

⚠️ 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: Power Relays
SVHC: No SVHC (21-Jan-2025)
Coil Type: Non Latching
Coil Voltage: 120VAC
Product Range: PR1-RSC3 Series
Relay Mounting: DIN Rail
Coil Resistance: -
Contact Current: 12A
Relay Terminals: Screw
Contact Material: Silver Nickel
Contact Voltage VAC: 250V
Contact Voltage VDC: 250V
Contact Configuration: SPDT

Delivery and price
Units per pack	5
Price	9.91 €
Current stock	10+
Lead time	30 days

Datasheet

https://www.phoenixcontact.com/us/products/2834342 

## Relay Module - PR1-RSC3-LV-120AC/21 - 2834342 

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) 

Preassembled relay modules PR1-RSC... with screw connection, consisting of: Relay socket, power contact relay, pluggable display or interference suppression module and relay retaining bracket. Input voltage: 120 V AC, 1 PDT, 12 A 

## Product Features 

Safe isolation between coil and contact side 

Operational reliability thanks to sealed relay Logical contact arrangement thanks to 1/3-level relay base 

## Key commercial data 

|Packing unit|1 pc|
|---|---|
|Minimum order quantity|5 pc|
|Weight per Piece (excluding packing)|65.88 GRM|
|Custom tariff number|85364900|
|Country of origin|Germany|



## Technical data 

Note 

|Utilization restriction<br>EMC: class A product, see manufacturer's declaration in the download<br>area<br>~~es~~|
|---|
|Dimensions|
|Width<br>16 mm<br>Height<br>78.5 mm<br>Depth<br>71 mm<br>~~_————~~|
|Ambient conditions|
|Ambient temperature (operation)<br>-25 °C ... 60 °C<br>Ambient temperature (storage/transport)<br>-25 °C ... 85 °C<br>~~oo~~|



Coil side 

10/10/2014   Page 1 / 7 

https://www.phoenixcontact.com/us/products/2834342 

## Relay Module - PR1-RSC3-LV-120AC/21 - 2834342 

## Technical data 

## Coil side 

|Coil side||
|---|---|
|Nominal input voltage UN|120 V AC|
|Typical input current at UN|9 mA (at 50 Hz)|
||7 mA (At 60 Hz)|
|Typical response time|3 ms ... 12 ms|
|Typical release time range|1.5 ms ... 16 ms|
|Operating voltage display|Yellow LED|
|Protective circuit|Varistor|
|Contact side||
|Contact type<br>1 PDT<br>Contact material<br>AgNi<br>Maximum switching voltage<br>250 V AC/DC<br>Minimum switching voltage<br>12 V (at 10 mA)<br>Maximum inrush current<br>30 A (300 ms)<br>Min. switching current<br>10 mA (at 12 V)<br>Limiting continuous current<br>12 A<br>Interrupting rating (ohmic load) max.<br>3000 W (for 250 V AC)<br>50 W (at 110 V DC)<br>80 W (at 220 V DC)<br>288 W (at 24 V DC)<br>At 440 V AC<br>58 W (at 48 V DC)<br>48 W (at 60 V DC)<br>Switching capacity in acc. with DIN VDE 0660/IEC 60947<br>2 A (at 24 V, DC13)<br>0.2 A (at 110 V, DC13)<br>0.2 A (at 250 V, DC13)<br>6 A (at 24 V, AC15)<br>6 A (at 120 V, AC15)<br>6 A (at 250 V, AC15)<br>General<br>Test voltage relay winding/relay contact<br>4 kV (50 Hz, 1 min.)<br>Operating mode<br>100% operating factor<br>Mechanical service life<br>3 x 10<br>7cycles<br>Standards/regulations<br>IEC 60664<br>EN 50178<br>IEC 62103<br>Pollution degree<br>3~~=~~<br>~~SSS~~||
||10/10/2014   Page 2 / 7|



https://www.phoenixcontact.com/us/products/2834342 

## Relay Module - PR1-RSC3-LV-120AC/21 - 2834342 

## Technical data 

## General 

|Surge voltage category|III|
|---|---|
|Mounting position|any|
|Assembly instructions|In rows with zero spacing|



## Connection data 

|Connection method|Screw connection|
|---|---|
|Stripping length|8 mm|
|Conductor cross section stranded min.|0.14 mm²|
|Conductor cross section stranded max.|2.5 mm²|
|Conductor cross section solid min.|0.14 mm²|
|Conductor cross section solid max.|2.5 mm²|
|Conductor cross section AWG/kcmil max|14|
|Conductor cross section AWG/kcmil min.|26|
|Screw thread|M3|



## Articles in set 

## Relay socket - PR1-BSC3/2X21 - 2833521 

Relay socket PR1..., for miniature power relay or miniature switching relay with 1 or 2 PDT or solid-state relay of same construction, 1/3 level design, screw connections, connection facility for input/interference suppression modules 

## Single relay - REL-MR-120AC/21HC - 2961419 

Plug-in miniature power relay, with power contact for high continuous currents, 1 PDT, input voltage 120 V AC 

## Plug-in module - LV-120-230AC/110DC - 2833738 

Plug-in module, for mounting on PR1 and PR2, with varistor and yellow LED, input voltage: 120 - 230 V AC/110 V DC ± 20% 

10/10/2014   Page 3 / 7 

https://www.phoenixcontact.com/us/products/2834342 

## Relay Module - PR1-RSC3-LV-120AC/21 - 2834342 

## Articles in set 

Relay retaining bracket - EL1-P16 - 2833547 

Relay retaining bracket, with eject function and integrated equipment marking area (7.5 x 15 mm), to suit relay socket PR1, for 16 mm high miniature power relay and solid-state relay 

## Classifications 

## eCl@ss 

eCl@ss 4.0 27371102 eCl@ss 4.1 27371102 eCl@ss 5.0 27371603 eCl@ss 5.1 27371603 eCl@ss 6.0 27371603 eCl@ss 7.0 27371603 eCl@ss 8.0 27371603 ETIM ETIM 2.0 EC001456 ETIM 3.0 EC001456 ETIM 4.0 EC001456 ETIM 5.0 EC001456 ~~—S————~~ UNSPSC UNSPSC 6.01 30211917 UNSPSC 7.0901 39121516 UNSPSC 11 39121516 UNSPSC 12.01 39121516 UNSPSC 13.2 39121516 ~~SSS~~ Accessories Accessories 

Bridge 

10/10/2014   Page 4 / 7 

https://www.phoenixcontact.com/us/products/2834342 

## Relay Module - PR1-RSC3-LV-120AC/21 - 2834342 

## Accessories 

Wire bridge - DB 50- 90 BU - 2821180 

Wire bridge, Color: blue 

Wire bridge - DB 50- 90 BK - 2820916 

Wire bridge, Color: black 

Wire bridge - DB 50- 90 GY - 2820929 

Wire bridge, Color: gray 

## Device marking 

Label - EML (15X6) R YE - 0819288 

Label, Roll, yellow, unlabeled, can be labeled with: THERMOMARK ROLL, THERMOMARK X, THERMOMARK S1.1, Mounting type: Adhesive, Lettering field: 15 x 6 mm 

## Marking material 

Marker labels - MP 1 - 2833631 

Equipment marker, labeling surface 6 x 15 mm 

10/10/2014   Page 5 / 7 

https://www.phoenixcontact.com/us/products/2834342 

## Relay Module - PR1-RSC3-LV-120AC/21 - 2834342 

## Accessories 

## Drawings 

AC coils 

**==> picture [388 x 155] intentionally omitted <==**

**----- Start of picture text -----**<br>
Circuit diagram Diagram<br>12 2,8<br>14 2,6 | { {| [| fT [ [| f ft fy<br>c 2,4 pj {| | [| [ | ft ft fy<br>a 2,2 [a] a<br>11 B 2 1<br>iS 1,8 COPS Eee<br>a 1,61,4 a 2 [-—.<br>1,2<br>A1 i A2 DEES 1 2 =<br>0,80,6 oa ee a | e 1<br>0 10 20 30 40 50 60 70 80 90 100<br>Ambient temperature [°C] ——— »<br>1 DC coils<br>2 AC coils<br>N<br>**----- End of picture text -----**<br>


Operating voltage range of the relay 

**==> picture [35 x 10] intentionally omitted <==**

**----- Start of picture text -----**<br>
Diagram<br>**----- End of picture text -----**<br>


Diagram 

**==> picture [175 x 131] intentionally omitted <==**

**----- Start of picture text -----**<br>
20 a<br>106 1<br>4<br>B 2 ENE Re<br>1 3 2<br>§ CON NUT<br>0,5<br>= 0,3 [id ’ Cr<br>0,2<br>Saas ae:<br>0,1 ee<br>10 20 30 50 70 100 200 300<br>Switching voltage [V] —— —<br>1 AC, ohmic load<br>2 DC, ohmic load<br>3 DC, L/R<br>**----- End of picture text -----**<br>


**==> picture [171 x 96] intentionally omitted <==**

**----- Start of picture text -----**<br>
1<br>0,9<br>Pit 0,8 | PAT<br>0,7<br>oe<br>0,6<br>3<br>0,5<br>po a 0,4<br>0,3<br>1 0,9 0,8 0,7 0,6 0,5 0,4 0,3 0,2<br>COS °<br>**----- End of picture text -----**<br>


Interrupting rating 

Service life reduction factor with various cos phi 

10/10/2014   Page 6 / 7 

https://www.phoenixcontact.com/us/products/2834342 

## Relay Module - PR1-RSC3-LV-120AC/21 - 2834342 

Diagram 

**==> picture [170 x 105] intentionally omitted <==**

**----- Start of picture text -----**<br>
107<br>NS A CC<br>—  =EN<br>106<br>Lf [NE]<br>1<br>aDO<br>105 SeeSeSee0nS 2 Renee<br>a<br>aaSCOG OGCGOGG<br>1040 LITE 1 2 3 TET 4 5 6 7 EPP 8 9 10 e 11 eee 12 13 14 et 15 ft 16<br>Cycles<br>**----- End of picture text -----**<br>


**==> picture [7 x 14] intentionally omitted <==**

**----- Start of picture text -----**<br>
1<br>2<br>**----- End of picture text -----**<br>


Electrical service life 

Phoenix Contact 2014 © - all rights reserved http://www.phoenixcontact.com 

10/10/2014   Page 7 / 7

Updated at April 26, 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.

About Novapart

Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 500+ manufacturers.

Learn more →

Stock Shortage Specialist

When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.

Request a quote →

Compliant Alternatives

We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.

BOM Analysis service →