Image not available
Illustrative purposes only
2981363
Safety Relay, 24 VAC/VDC, DPDT, PSRclassic Series, DIN Rail, 5 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:24V; Contact Configuration:DPDT; Product Range:PSR Series; Relay Mounting:DIN Rail; Contact Current:5A; Relay Terminals:Screw; Contact Voltage AC Nom:250V; Contact Voltage DC N
- SVHC: Lead (04-Feb-2026)
- IP Rating: IP20, IP54
- Coil Voltage: 24VAC/VDC
- Product Range: PSRclassic Series
- Relay Mounting: DIN Rail
- Contact Current: 5A
- Relay Terminals: Screw
- Contact Material: Silver Nickel
- Contact Configuration: DPDT
- Contact Voltage AC Nom: 250V
- Contact Voltage DC Nom: 250V
| Delivery and price | |
|---|---|
| Units per pack | 20 |
| Price | 39.68 € |
| Current stock | 100+ |
| Lead time | 30 days |
Datasheet
## PSR-SCF- 24UC/URM/2X21 - Coupling relay 2981363 https://www.phoenixcontact.com/in/products/2981363 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 documentation. Our General Terms of Use for Downloads are valid. Safe coupling relay with force-guided contacts, 2 changeover contacts, 1-channel, fixed screw terminal block, width: 17.5 mm ## Your advantages - - - - - - Suitable up to category 1, PL c (EN ISO 13849-1), SIL 1 (EN 62061), SIL 1 (IEC 61508) - Safe readback due to force-guided signal contact in accordance with EN 50205 - Easy proof test according to IEC 61508 thanks to integrated signal contact - 1 or 2-channel control - 2 changeover contacts (EN 50205 type B) ## Commercial Data |Item number|2981363| |---|---| |Packing unit|10 pc| |Minimum order quantity|10 pc| |Sales Key|DNA| |Product Key|DNA162| |Catalog Page|Page 247 (C-6-2019)| |GTIN|4017918946906| |Weight per Piece (including packing)|61.49 g| |Weight per Piece (excluding packing)|56.667 g| |Customs tariff number|85364900| |Country of origin|DE| May 15, 2023, 9:05 AM Page 1 (8) ## PSR-SCF- 24UC/URM/2X21 - Coupling relay 2981363 https://www.phoenixcontact.com/in/products/2981363 ## Technical Data ## Product properties |roduct properties|| |---|---| |Product type|Coupling relay| |Product family|PSRclassic| |Application|Safe switch off| ||High demand| ||Low demand| |Mechanical service life|10x 106cycles| |Relay type|Electromechanical relay with force-guided contacts in<br>accordance with IEC/EN 61810-3| |Times|| |Restart time|< 1 s (Boot time)| |Recovery time|< 500 ms| ## Electrical properties |ectrical properties|| |---|---| |Maximum power dissipation for nominal condition|5.87 W (at UB= 26.4 V DC, US= 24 V, IS= 30 mA, n = 1,| ||IL² = 50 A², Rcontact= 0.1 �)| |Nominal operating mode|100% operating factor| |Maximum power dissipation for nominal condition<br>5.87 W (at UB= 26.4 V DC, US= 24 V, IS= 30 mA, n = 1,<br>IL² = 50 A², Rcontact= 0.1 �)|Maximum power dissipation for nominal condition<br>5.87 W (at UB= 26.4 V DC, US= 24 V, IS= 30 mA, n = 1,<br>IL² = 50 A², Rcontact= 0.1 �)| |---|---| |Nominal operating mode<br>100% operating factor|| |Air clearances and creepage distances between the power circuits|| |Rated insulation voltage|250 V| ||250 V| |Rated surge voltage/insulation|4 kV/basic insulation (safe isolation, reinforced insulation, and 6<br>kV between logic and signaling current paths).| ## Input data ## General ## 24 V AC/DC -15 % / +10 % Rated control circuit supply voltage US 24 V AC/DC -15 % / +10 % Power consumption at US typ. 0.72 W Rated control supply current IS typ. 30 mA Input voltage range 20.4 V AC/DC ... 26.4 V AC/DC Typ. starting time with Us typ. 10 ms Typical release time typ. 10 ms Recovery time < 500 ms Maximum switching frequency 0.5 Hz Operating voltage display 1 x yellow LED ## Output data Contact type 2 changeover contacts Contact material AgNi Maximum switching voltage 230 V AC/DC (Observe the load curve) Minimum switching voltage 5 V AC/DC Limiting continuous current 5 A (N/O contact) May 15, 2023, 9:05 AM Page 2 (8) ## PSR-SCF- 24UC/URM/2X21 - Coupling relay 2981363 https://www.phoenixcontact.com/in/products/2981363 ||3.5 A (N/C contact)| |---|---| |Maximum inrush current|6 A| |Inrush current, minimum|10 mA| |Sq. Total current|50 A2| |Interrupting rating (ohmic load) max.|144 W (N/O contact, 24 V DC, τ = 0 ms)| ||288 W (N/O contact, 48 V DC, τ = 0 ms)| ||88 W (N/O contact, 110 V DC, τ = 0 ms)| ||110 W (N/O contact, 220 V DC, τ = 0 ms)| ||1500 VA (N/O contact, 230 V AC, τ = 0 ms)| |Switching capacity|min. 50 mW| |Switching capacity in accordance with IEC 60947-5-1|3 A (24 V (DC13))| ||3 A (230 V (AC15))| |Output fuse|6 A gL/gG (N/O contact)| ||4 A gL/gG (N/O contact, for low-demand applications)| ||4 A gL/gG (N/C contact)| ## Connection data |onnection data|| |---|---| |Connection technology|| |pluggable|no| |Conductor connection|| |Connection method|Screw connection| |Conductor cross section rigid|0.2 mm² ... 2.5 mm²| |Conductor cross section flexible|0.2 mm² ... 2.5 mm²| |Conductor cross-section AWG|24 ... 12| |Stripping length|7 mm| |Screw thread|M3| |Tightening torque|0.6 Nm| ## Signaling Operating voltage display 1 x yellow LED ## Dimensions |mensions|| |---|---| |Width|17.5 mm| |Height|75 mm| |Depth|60.5 mm| ## Material specifications Housing material PBT ## Characteristics |haracteristics|| |---|---| |Safety data|| |Stop category|0| Safety data: EN ISO 13849 May 15, 2023, 9:05 AM Page 3 (8) ## PSR-SCF- 24UC/URM/2X21 - Coupling relay 2981363 https://www.phoenixcontact.com/in/products/2981363 |Category|1| |---|---| |Performance level (PL)|c| |Safety data: IEC 61508 - High demand|| |Equipment type|Type A| |Safety Integrity Level (SIL)|1| |Probability of a hazardous failure per hour (PFHD)|6.67 x 10-7(3 A AC15; 8760 switching cycles/year; 10 % of the| ||total SIL)| |Proof test interval|240 Months| |Duration of use|240 Months| |Safety data: IEC 61508 - Low demand|| |Equipment type|Type A| |Safety Integrity Level (SIL)|1| |Probability of a hazardous failure on demand (PFDAVG)|4.05 x 10-3| |Proof test interval|56 Months| |Duration of use|240 Months| ## Environmental and real-life conditions ## Ambient conditions |Ambient conditions|| |---|---| |Degree of protection|IP20| |Min. degree of protection of inst. location|IP54| |Ambient temperature (operation)|-20 °C ... 50 °C| |Ambient temperature (storage/transport)|-20 °C ... 70 °C| |Maximum altitude|≤ 2000 m (Above sea level)| |Max. permissible humidity (storage/transport)|75 % (on average, 85% infrequently, non-condensing)| |Max. permissible relative humidity (operation)|75 % (on average, 85% infrequently, non-condensing)| |Shock|N/O contact: 10g, N/C contact: 5g| |Vibration (operation)|10 Hz ... 150 Hz, 2g| ## Approvals CE Certificate CE-compliant ## Standards and regulations Air clearances and creepage distances between the power circuits Standards/regulations DIN EN 60947-1 ## Mounting Mounting type DIN rail mounting Mounting position vertical or horizontal May 15, 2023, 9:05 AM Page 4 (8) ## PSR-SCF- 24UC/URM/2X21 - Coupling relay 2981363 https://www.phoenixcontact.com/in/products/2981363 ## Drawings **==> picture [362 x 194] intentionally omitted <==** **----- Start of picture text -----**<br> Block diagram<br>A1 12 14 22 24<br>PWR<br>K1<br>24V UC<br>A2 A2 11 21<br>PSR-URM/2x21<br>**----- End of picture text -----**<br> Block diagram May 15, 2023, 9:05 AM Page 5 (8) ## PSR-SCF- 24UC/URM/2X21 - Coupling relay 2981363 https://www.phoenixcontact.com/in/products/2981363 ## Approvals ## EAC EAC Approval ID: TR_TS_D_00573_c UL Listed Approval ID: FILE E 140324 cUL Listed Approval ID: FILE E 140324 Functional Safety Approval ID: 44-780-15124312 Functional Safety Approval ID: 44-205-15124312 May 15, 2023, 9:05 AM Page 6 (8) ## PSR-SCF- 24UC/URM/2X21 - Coupling relay 2981363 https://www.phoenixcontact.com/in/products/2981363 ## Classifications ## ECLASS |CLASS|| |---|---| |ECLASS-11.0|27371601| |ECLASS-12.0|27371601| |ECLASS-13.0|27371601| ## ETIM ||ETIM 8.0|EC001437| |---|---|---| ||NSPSC|| ||UNSPSC 21.0|39122300| ## UNSPSC May 15, 2023, 9:05 AM Page 7 (8) ## PSR-SCF- 24UC/URM/2X21 - Coupling relay 2981363 https://www.phoenixcontact.com/in/products/2981363 ## Environmental Product Compliance REACh SVHC Lead 7439-92-1 China RoHS Environmentally Friendly Use Period = 50 years For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads” Phoenix Contact 2023 © - all rights reserved https://www.phoenixcontact.com PHOENIX CONTACT (I) Pvt. Ltd. A-58/2, Okhla Industrial Area, Phase - II, New Delhi-110 020 +91.1275.71420 info@phoenixcontact.co.in May 15, 2023, 9:05 AM Page 8 (8)
Updated at June 5, 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 →