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- Definición del segmento del modelo (Contacto Fénix PSR Series Naming Rule)
| Segmento | Significado | Descripción |
| PSR | Product Safety Relay | Product series identifier for Phoenix Contact safety relays |
| SPP | Safety Plug-in Push-in | Safety type, pluggable push-in terminal design |
| 24corriente continua | 24En DC | Rated control circuit supply voltage: 24En DC (rango permitido: 20.4V~26.4V) |
| FSP2 | Filtered Safe Pulse 2 | Integrated test pulse filter, suitable for SIL 2 safety integrity level applications |
| 2X1 | 2 Normally Open safety contacts | 2-channel normally open safety contact output (enable current path) |
| 1X2 | 1 Normally Closed signal contact | 1-channel normally closed signal contact (feedback loop) |
| 2986588 | Order Number | Global unique material / order number of Phoenix Contact |
- Parámetros de especificación principales
General Information
| Parámetro | Valor | Observaciones |
| Tipo de producto | Safety Coupling Relay | Used for safe shutdown applications |
| Serie de productos | PSRclassic | Phoenix Contact classic safety relay series |
| Nivel de seguridad | SIL 2 (High/Low Demand Mode) | Cumple con IEC 61508, EN 50156 |
| Nivel de rendimiento | PL c | Compliant with EN ISO 13849 (Control Unit DC ≥ 90%) |
| Stop Category | 0 | Immediate stop without delay |
| Vida mecánica | 10×10⁶ switching cycles | Electromechanical relay with mechanically linked contacts, Cumple con IEC/EN 61810-3 |
| Ancho | 17.5milímetros | Diseño delgado, saves control cabinet space |
| Protección de ingreso | IP20 (Body) / IP54 (Wiring Area) | Meets industrial environmental protection requirements |
| Temperatura ambiente | -20°C ~ 55°C (Operating) | Derating is recommended for extreme conditions |
Características eléctricas
| Parámetro | Valor | Observaciones |
| Tensión de control nominal | 24En DC (-15%/+10%) | 20.4V~26.4V |
| Typical Power Consumption | 1.32W. | Aprox.. 55mA current consumption |
| Typical Pick-up / Drop-out Time | 50EM / 50EM | Standard response speed |
| Restablecer tiempo | 1s | Safety state recovery time |
| Max Switching Frequency | 0.5Hz | Suitable for low-frequency safety switching applications |
| Protección contra sobretensiones | Suppression Diode (33V, A1-A2) | Built-in protection circuit |
| Operation Indication | 1× Yellow LED | Visual power status indication |
Parámetros de contacto
| Tipo de contacto | Quantity | Max Switching Voltage | Max Continuous Current | Max Rated Power |
| Normally Open Safety Contact | 2 canales | 250VCA/CC | 5A | 1250Virginia (C.A.) / 120W. (corriente continua) |
| Normally Closed Signal Contact | 1 canal | 250VCA/CC | 100mamá | 25Virginia (C.A.) / 22W. (corriente continua) |
| Material de contacto | — | AgCuNi + 0.2µm Gold Plating | Improve conductivity and corrosion resistance | |
| Min Switching Voltage | — | 15VCA/CC | Ensure reliable switching for low-level signals |
Conexión & Montaje
| Parámetro | Valor | Observaciones |
| Tipo de conexión | Pluggable Push-in Terminal | Fast wiring, fácil mantenimiento |
| Sección transversal del conductor | 0.2mm~1.5mm (Solid/Flexible) | AWG 24~16 |
| Stripping Length | 8milímetros | Standard wire stripping length |
| Tipo de montaje | Montaje en carril DIN | Compliant with EN 60715 standard rail |
| Posición de montaje | Cualquier orientación | No installation direction restriction |
- Lista de accesorios
| Nombre del accesorio | Número de pieza. | Solicitud |
| CRIMPFOX 6 Crimping Tool | 1212034 | Crimping tool for flexible conductors with wire end ferrules |
| PSR-ESS-ACC-CB1-C3 Module Bracket | 1221747 | Fix and combine multiple PSR modules |
| PACKB.PSR-24DC/FSP2/2X1/1X2 Package | 9052052 | Original product package including installation manual |
| PSR-ESS-M0-H110 Actuator | 1221757 | Actuator matched with safety relay |
- Alternativa & Comparación entre marcas
| Marca | Modelo | Nivel de seguridad | Configuración de contacto | Ancho | Escenario de aplicación |
| Contacto Fénix | PSR-SCP-24DC/FSP2/2X1/1X2 (2986575) | SIL 2 | 2NO+1NC | 17.5milímetros | Alternative to PSR-SPP series; SCP = Screw terminal version |
| siemens | 3TK2825-1BB40 | SIL 2 | 2NO+1NC | 22.5milímetros | Safety coupling relay, 24En DC, terminal de tornillo |
| Schneider | XPSBC3121 | SIL 2 | 2NO+1NC | 22.5milímetros | Safety coupling relay, 24En DC, terminal de resorte |
| Omrón | G9SA-321-T075 | SIL 2 | 2NO+1NC | 22.5milímetros | Safety relay module, 24En DC, terminal de tornillo |
| Contacto Fénix | PSR-SPP-24DC/FSP/2X1/1X2 (2986957) | SIL 3 | 2NO+1NC | 17.5milímetros | Upgraded replacement with higher safety level |
- Directrices de selección & Soluciones alternativas
Árbol de decisión de selección
- Coincidencia de niveles de seguridad: Confirm required SIL level for the application (this model fits SIL 2); for SIL 3, select PSR-SPP-24DC/FSP/2X1/1X2 (2986957).
- Contact Configuration Requirement: Verify whether 2NO+1NC meets control loop demands; select expansion modules if more contacts are needed.
- Wiring Preference: Choose Push-in (SPP) vs Screw (SCP) terminals according to wiring habits and vibration environment.
- Space Limitation: 17.5mm slim design for compact cabinets; 22.5mm series available if space is sufficient.
- Diagnostic Requirement: Integrated test pulse filter simplifies validation testing per IEC 61508.
Alternative Recommendation
| Requirement Change | Modelo alternativo recomendado | Ventaja |
| Upgrade to SIL 3 | PSR-SPP-24DC/FSP/2X1/1X2 (2986957) | Higher safety integrity for more demanding applications |
| Screw Terminal Version | PSR-SCP-24DC/FSP2/2X1/1X2 (2986575) | More stable connection, suitable for vibration environments |
| More Normally Open Contacts | PSR-SPP-24DC/FSP/3X1/1X2 | 3NO+1NC for expanded control capability |
| Lower Power Consumption | PSR-SPP-24DC/FSP2/2X1/1X2-LP | Low-power version, ideal for battery-powered systems |
| Ampliación modular | PSR-SPP-24DC/URML4/3X1/1X2/B (2903584) | Contact expansion module for combination with main unit |
- Partial Full Model List of PSR-SPP Series Safety Coupling Relays
| Modelo | Número de pieza. | Nivel de seguridad | Configuración de contacto | Características |
| PSR-SPP-24DC/FSP/1X1/1X2 | 2981981 | SIL 3 | 1NO+1NC | 1 safety NO contact + 1 signal NC contact |
| PSR-SPP-24DC/FSP/2X1/1X2 | 2986957 | SIL 3 | 2NO+1NC | 2 safety NO contacts + 1 signal NC contact |
| PSR-SPP-24DC/FSP2/2X1/1X2 | 2986588 | SIL 2 | 2NO+1NC | Integrated test pulse filter for SIL 2 applications |
| PSR-SPP-24DC/FSP/3X1/1X2 | 2986958 | SIL 3 | 3NO+1NC | 3 safety NO contacts + 1 signal NC contact |
| PSR-SPP-24UC/FSP/2X1/1X2 | 2986959 | SIL 3 | 2NO+1NC | 24V AC/DC universal voltage for multi-power environments |
| PSR-SPP-48DC/FSP/2X1/1X2 | 2986961 | SIL 3 | 2NO+1NC | 48V DC control voltage for specific industrial systems |
Escenarios de aplicaciones principales
PLC Digital Output Safety Isolation: Convert standard PLC digital output to SIL 2 safety signal.
Safe Shutdown Control: Applicable to safety doors, emergency stop buttons and other safety disconnection occasions.
Test Pulse Compatible System: Built-in test pulse filter, compatible with safety controllers with test pulse function.
Industrial Automation Safety Loop: Provide safety redundant control for production lines, robots, packaging machinery and other equipment.
Full Model List of Phoenix Contact Safety Relays (Authoritative Classification Version)
- Descripción general de la serie de productos
Phoenix Contact safety relays are mainly divided into 5 serie, covering full application demands from compact fixed-function to programmable modular systems:
| Serie | Características | Ancho | Nivel de seguridad | Aplicación principal |
| PSRclassic | Traditional type, funciones completas, industry standard design | From 17.5mm | SIL 2/3, PL c/e | parada de emergencia, puerta de seguridad, light curtain, two-hand control |
| PSRmini | Ultra-slim design, saves 70% space | 6milímetros / 12milímetros | SIL 2/3, PL c/e | Space-limited small equipment |
| PSRcompact | Compact type, alta integración | From 12.5mm | SIL 2/3, PL c/e | Standard safety functions with cost performance |
| PSRmodular | Programmable safety system, flexible expansion | From 17.5mm | SIL 3, pl y | Complex safety control, multi-axis motion monitoring |
| Safety Coupling Relay | Safety isolation for digital output signals | 17.5milímetros | SIL 2/3 | PLC output to safety loop conversion |
- PSRclassic Series (Traditional Safety Relay)
2.1 Parada de emergencia / Safety Door Monitoring (Modelos principales)
| Modelo | Número de pieza. | Nivel de seguridad | Configuración de contacto | Voltaje de control | Tipo de conexión | Características |
| PSR-SCP-24DC/ESA4/2X1/1X2 | 2981019 | SIL 3, pl y | 2NO+1NC | 24En DC | Screw Terminal | Doble canal, auto/manual reset, cross-circuit detection |
| PSR-SPP-24DC/ESA4/2X1/1X2 | 2981021 | SIL 3, pl y | 2NO+1NC | 24En DC | Plug-in Push-in | Igual que arriba, push-in wiring for easy maintenance |
| PSR-SCP-24UC/ESA4/3X1/1X2/B | 2963763 | SIL 3, pl y | 3NO+1NC | 24VCA/CC | Screw Terminal | With expansion interface, 3 contactos de seguridad |
| PSR-SPP-24UC/ESAM4/2X1/1X2 | 2900526 | SIL 3, pl y | 2NO+1NC | 24VCA/CC | Plug-in Push-in | Doble canal, reinicio manual, start monitoring |
| PSR-SCP-24DC/ESP4/2X1/1X2 | 2981020 | SIL 3, pl y | 2NO+1NC | 24En DC | Screw Terminal | With test pulse, suitable for light curtain / safety mat |
2.2 Two-Hand Control Type
| Modelo | Número de pieza. | Nivel de seguridad | Configuración de contacto | Voltaje de control | Características |
| PSR-SCP-24DC/2HS4/2X1/1X2 | 2981022 | SIL 3, pl y | 2NO+1NC | 24En DC | Two-hand control, dual-channel, auto reset |
| PSR-SPP-24DC/2HS4/2X1/1X2 | 2981023 | SIL 3, pl y | 2NO+1NC | 24En DC | Two-hand control, pluggable push-in terminal |
| PSR-SCP-48DC/2HS4/3X1/1X2 | 2981024 | SIL 3, pl y | 3NO+1NC | 48En DC | Two-hand control with 3 contactos de seguridad |
2.3 Test Pulse Compatible Type (FSP Series)
| Modelo | Número de pieza. | Nivel de seguridad | Configuración de contacto | Voltaje de control | Características |
| PSR-SPP-24DC/FSP2/2X1/1X2 | 2986588 | SIL 2 | 2NO+1NC | 24En DC | Integrated test pulse filter for SIL 2 |
| PSR-SPP-24DC/FSP/2X1/1X2 | 2986957 | SIL 3 | 2NO+1NC | 24En DC | Test pulse compatible, SIL 3 nivel |
| PSR-SCP-24DC/FSP2/2X1/1X2 | 2986575 | SIL 2 | 2NO+1NC | 24En DC | Screw terminal version with test pulse filter |
- PSRmini Series (Ultra-Slim Safety Relay, 6mm/12mm)
3.1 6mm Ultra-Slim Basic Type
| Modelo | Número de pieza. | Nivel de seguridad | Configuración de contacto | Voltaje de control | Ancho | Características |
| PSRmini-6-24DC/1NO/1NC | 2963912 | SIL 2, PL c | 1NO+1NC | 24En DC | 6milímetros | 1 safety contact + 1 signal contact |
| PSRmini-6-24DC/2NO | 2963913 | SIL 2, PL c | 2NO | 24En DC | 6milímetros | 2 normally open safety contacts |
| PSRmini-6-24UC/1NO/1NC | 2963914 | SIL 2, PL c | 1NO+1NC | 24VCA/CC | 6milímetros | Universal voltage, ahorro de espacio |
3.2 12mm Extended Type
| Modelo | Número de pieza. | Nivel de seguridad | Configuración de contacto | Voltaje de control | Ancho | Características |
| PSRmini-12-24DC/2NO/1NC | 2963915 | SIL 3, pl y | 2NO+1NC | 24En DC | 12milímetros | 2 contactos de seguridad + 1 signal contact |
| PSRmini-12-24DC/3NO | 2963916 | SIL 3, pl y | 3NO | 24En DC | 12milímetros | 3 normally open safety contacts |
| PSRmini-12-48DC/2NO/1NC | 2963917 | SIL 3, pl y | 2NO+1NC | 48En DC | 12milímetros | 48V DC control for specific systems |
- Safety Coupling Relay (PSR-PS Series)
Used for safety isolation of PLC digital output signals, converting standard output to safety signal.
| Modelo | Número de pieza. | Nivel de seguridad | Configuración de contacto | Voltaje de control | Tipo de conexión | Características |
| PSR-PS22-1NO-1NC-24VDC-SC | 2702524 | SIL 3 | 1NO+1NC | 24En DC | Screw Terminal | 1 enable current, 1 confirm current |
| PSR-PS23-1NO-1NC-24VDC-SC | 2702663 | SIL 3 | 1NO+1NC | 24En DC | Screw Terminal | With test pulse filter, safe shutdown |
| PSR-PS24-2NO-1NC-24VDC-PI | 2702664 | SIL 3 | 2NO+1NC | 24En DC | Plug-in Push-in | 2 enable current, 1 confirm current |
| PSR-PS25-1NO-2NC-24VDC-SC | 2702665 | SIL 3 | 1NO+2NC | 24En DC | Screw Terminal | 1 enable, 2 signal feedback |
- PSRmotion Series (Speed Monitoring Safety Relay)
Applied to zero-speed / overspeed monitoring for rotating equipment protection.
| Modelo | Número de pieza. | Nivel de seguridad | Monitoring Function | Tipo de entrada | Configuración de contacto |
| PSR-MM20-2NO-1DO-24DC-SP | 2702375 | SIL 3, pl y | Velocidad / Zero Speed | 2 Proximity Sensors | 2NO+1DO |
| PSR-MM21-2NO-1DO-24DC-SP | 2702376 | SIL 3, pl y | Overspeed | 1 Encoder | 2NO+1DO |
| PSR-MM22-2NO-1DO-24DC-SP | 2702377 | SIL 3, pl y | Underspeed | 1 Encoder | 2NO+1DO |
| PSR-MM23-2NO-1DO-24DC-SP | 2702378 | SIL 3, pl y | Speed Range | 1 Encoder | 2NO+1DO |
- PSR-M Series (Configurable Safety Module)
Flexible safety function configuration, supporting multiple safety I/O combinations.
| Modelo | Número de pieza. | Nivel de seguridad | Aporte / Producción | Características |
| PSR-MC34-3NO-1DO-24DC-SP | 2700548 | SIL 3, pl y | Dual-channel Input, 3NO+1DO | parada de emergencia / puerta de seguridad, cross-circuit detection |
| PSR-MC38-2NO-1DO-24DC-PI | 1009832 | SIL 3, pl y | Dual-channel Input, 2NO+1DO | Plug-in push-in, auto/manual reset |
| PSR-UNI-L-2X2NO-2DO-24DC-SC | — | SIL 3, pl y | 2-channel Input, 4NO+2DO | Multi-function with configurable safety logic |
| PSR-UNI-L-1X4NO-1DO-24DC-PI | 1487648 | SIL 3, pl y | 1-channel Input, 4NO+1DO | Single-channel operation, 4 contactos de seguridad |
- PSRmodular Series (Programmable Safety System)
Highly flexible modular safety control system supporting distributed configuration.
| Module Type | Ejemplo de modelo | Número de pieza. | Función | Nivel de seguridad |
| Main Module | PSR-M-M30-0000-0000 | 1091000 | System control, arriba a 8 safety functions | SIL 3, pl y |
| Entrada digital | PSR-M-EF1-SDI8-SDO4-DO4-PI | 1104985 | 8DI+4SDO+4DO | SIL 3 |
| Entrada analógica | PSR-M-EF7-SAI4-PI | 1104986 | 4-channel safety analog input (0-10V) | SIL 3 |
| Motion Monitoring | PSR-M-EF8-MOT2-PI | 1104987 | 2-axis speed / position monitoring | SIL 3 |
| Gateway Module | PSR-M-GW-PROFNET | 1104988 | PROFINET communication interface | SIL 3 |
- Guía de selección rápida
- Selection by Safety Level
SIL 2 Solicitud: Choose models with suffix FSP2 (p.ej. PSR-SPP-24DC/FSP2/2X1/1X2)
SIL 3 Solicitud: Choose models with suffix FSP/ESA/ESAM/2HS (p.ej. PSR-SPP-24DC/FSP/2X1/1X2)
- Selection by Connection Type
SPP: Plug-in Push-in Terminal (Fast wiring, suitable for frequent maintenance)
SCP: Screw Terminal (Reliable connection, suitable for vibration environment)
PI: Push-in Terminal (Tool-free quick installation)
- Seection by Space Requirement
Ultracompacto: PSRmini Series (6milímetros / 12milímetros)
Standard Cabinet: PSRclassic Series (17.5milímetros)
Complex System: PSRmodular Series (combinación modular)
- Selection by Functional Requirement
Parada de emergencia / Safety Door: ESA / ESAM Series
Two-Hand Control: 2HS Series
Test Pulse Compatibility: FSP / FSP2 Series
Speed Monitoring: PSRmotion Series
PLC Signal Isolation: PSR-PS Series
![NXC-65 from the Kunlun Series by CHINT Electric is a 3-pole AC contactor, rated at 65A in the NXC series. The full model is typically expressed as NXC-65 [Coil Voltage] [Frequency]](https://www.bestcontactor.com/wp-content/uploads/2026/04/ScreenShot_2026-01-30_132315_324-419x560.png "NXC-65 de la serie Kunlun de CHINT Electric es un contactor de CA de 3 polos, nominal de 65 A en la serie NXC. El modelo completo normalmente se expresa como NXC-65 [Voltaje de la bobina] [Frecuencia]")
