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- Definição de segmento de modelo (Contato Fênix PSR Series Naming Rule)
| Segmento | Significado | Descrição |
| 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 |
| 24CC | 24Em DC | Rated control circuit supply voltage: 24Em DC (allowable range: 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 | Número do pedido | Global unique material / order number of Phoenix Contact |
- Parâmetros de especificação principal
Informações gerais
| Parâmetro | Valor | Observações |
| Tipo de produto | Safety Coupling Relay | Used for safe shutdown applications |
| Série de produtos | PSRclassic | Phoenix Contact classic safety relay series |
| Nível de segurança | SIL 2 (High/Low Demand Mode) | Compatível com IEC 61508, EM 50156 |
| Performance Level | PL c | Compliant with EN ISO 13849 (Control Unit DC ≥ 90%) |
| Stop Category | 0 | Immediate stop without delay |
| Vida Mecânica | 10×10⁶ switching cycles | Electromechanical relay with mechanically linked contacts, compatível com IEC/EN 61810-3 |
| Largura | 17.5milímetros | Design fino, saves control cabinet space |
| Proteção de entrada | IP20 (Body) / IP54 (Wiring Area) | Meets industrial environmental protection requirements |
| Temperatura ambiente | -20°C ~ 55 °C (Operating) | Derating is recommended for extreme conditions |
Características Elétricas
| Parâmetro | Valor | Observações |
| Tensão nominal de controle | 24Em DC (-15%/+10%) | 20.4V~26.4V |
| Typical Power Consumption | 1.32C | Aprox.. 55mA current consumption |
| Typical Pick-up / Drop-out Time | 50EM / 50EM | Standard response speed |
| Redefinir hora | 1é | Safety state recovery time |
| Max Switching Frequency | 0.5Hz | Suitable for low-frequency safety switching applications |
| Proteção contra surtos | Suppression Diode (33V, A1-A2) | Built-in protection circuit |
| Operation Indication | 1× Yellow LED | Visual power status indication |
Contact Parameters
| Tipo de contato | Quantidade | Max Switching Voltage | Corrente contínua máxima | Max Rated Power |
| Normally Open Safety Contact | 2 canais | 250V CA/CC | 5UM | 1250VA (AC) / 120C (CC) |
| Normally Closed Signal Contact | 1 canal | 250V CA/CC | 100mA | 25VA (AC) / 22C (CC) |
| Contact Material | - | AgCuNi + 0.2µm Gold Plating | Improve conductivity and corrosion resistance | |
| Min Switching Voltage | - | 15V CA/CC | Ensure reliable switching for low-level signals |
Conexão & Montagem
| Parâmetro | Valor | Observações |
| Tipo de conexão | Pluggable Push-in Terminal | Fast wiring, fácil manutenção |
| Seção transversal do condutor | 0.2mm~1.5mm (Solid/Flexible) | AWG 24~16 |
| Stripping Length | 8milímetros | Standard wire stripping length |
| Tipo de montagem | Montagem em trilho DIN | Compliant with EN 60715 trilho padrão |
| Posição de montagem | Any orientation | No installation direction restriction |
- Lista de acessórios
| Nome do acessório | Número da peça. | Aplicativo |
| 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 & Comparação entre marcas
| Marca | Modelo | Nível de segurança | Configuração de contato | Largura | Cenário de aplicação |
| Contato Fênix | PSR-SCP-24DC/FSP2/2X1/1X2 (2986575) | SIL 2 | 2NÃO+1NC | 17.5milímetros | Alternative to PSR-SPP series; SCP = Screw terminal version |
| Siemens | 3TK2825-1BB40 | SIL 2 | 2NÃO+1NC | 22.5milímetros | Safety coupling relay, 24Em DC, screw terminal |
| Schneider | XPSBC3121 | SIL 2 | 2NÃO+1NC | 22.5milímetros | Safety coupling relay, 24Em DC, spring terminal |
| Omron | G9SA-321-T075 | SIL 2 | 2NÃO+1NC | 22.5milímetros | Safety relay module, 24Em DC, screw terminal |
| Contato Fênix | PSR-SPP-24DC/FSP/2X1/1X2 (2986957) | SIL 3 | 2NÃO+1NC | 17.5milímetros | Upgraded replacement with higher safety level |
- Diretrizes de seleção & Soluções Alternativas
Árvore de decisão de seleção
- Safety Level Matching: 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 | Vantagem |
| 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 |
| Expansão 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 da peça. | Nível de segurança | Configuração de contato | Características |
| PSR-SPP-24DC/FSP/1X1/1X2 | 2981981 | SIL 3 | 1NÃO+1NC | 1 safety NO contact + 1 signal NC contact |
| PSR-SPP-24DC/FSP/2X1/1X2 | 2986957 | SIL 3 | 2NÃO+1NC | 2 safety NO contacts + 1 signal NC contact |
| PSR-SPP-24DC/FSP2/2X1/1X2 | 2986588 | SIL 2 | 2NÃO+1NC | Integrated test pulse filter for SIL 2 applications |
| PSR-SPP-24DC/FSP/3X1/1X2 | 2986958 | SIL 3 | 3NÃO+1NC | 3 safety NO contacts + 1 signal NC contact |
| PSR-SPP-24UC/FSP/2X1/1X2 | 2986959 | SIL 3 | 2NÃO+1NC | 24V AC/DC universal voltage for multi-power environments |
| PSR-SPP-48DC/FSP/2X1/1X2 | 2986961 | SIL 3 | 2NÃO+1NC | 48V DC control voltage for specific industrial systems |
Cenários de aplicativos principais
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, robôs, packaging machinery and other equipment.
Full Model List of Phoenix Contact Safety Relays (Authoritative Classification Version)
- Visão geral da série de produtos
Phoenix Contact safety relays are mainly divided into 5 série, covering full application demands from compact fixed-function to programmable modular systems:
| Série | Características | Largura | Nível de segurança | Aplicativo principal |
| PSRclassic | Traditional type, funções completas, industry standard design | From 17.5mm | SIL 2/3, PL c/e | Emergency stop, porta de segurança, 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, high integration | From 12.5mm | SIL 2/3, PL c/e | Standard safety functions with cost performance |
| PSRmodular | Programmable safety system, expansão flexível | From 17.5mm | SIL 3, PL e | 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 Emergência / Safety Door Monitoring (Modelos principais)
| Modelo | Número da peça. | Nível de segurança | Configuração de contato | Tensão de controle | Tipo de conexão | Características |
| PSR-SCP-24DC/ESA4/2X1/1X2 | 2981019 | SIL 3, PL e | 2NÃO+1NC | 24Em DC | Screw Terminal | Dual-channel, auto/manual reset, cross-circuit detection |
| PSR-SPP-24DC/ESA4/2X1/1X2 | 2981021 | SIL 3, PL e | 2NÃO+1NC | 24Em DC | Plug-in Push-in | Igual ao acima, push-in wiring for easy maintenance |
| PSR-SCP-24UC/ESA4/3X1/1X2/B | 2963763 | SIL 3, PL e | 3NÃO+1NC | 24V CA/CC | Screw Terminal | With expansion interface, 3 safety contacts |
| PSR-SPP-24UC/ESAM4/2X1/1X2 | 2900526 | SIL 3, PL e | 2NÃO+1NC | 24V CA/CC | Plug-in Push-in | Dual-channel, reinicialização manual, start monitoring |
| PSR-SCP-24DC/ESP4/2X1/1X2 | 2981020 | SIL 3, PL e | 2NÃO+1NC | 24Em DC | Screw Terminal | With test pulse, suitable for light curtain / safety mat |
2.2 Two-Hand Control Type
| Modelo | Número da peça. | Nível de segurança | Configuração de contato | Tensão de controle | Características |
| PSR-SCP-24DC/2HS4/2X1/1X2 | 2981022 | SIL 3, PL e | 2NÃO+1NC | 24Em DC | Two-hand control, dual-channel, auto reset |
| PSR-SPP-24DC/2HS4/2X1/1X2 | 2981023 | SIL 3, PL e | 2NÃO+1NC | 24Em DC | Two-hand control, pluggable push-in terminal |
| PSR-SCP-48DC/2HS4/3X1/1X2 | 2981024 | SIL 3, PL e | 3NÃO+1NC | 48Em DC | Two-hand control with 3 safety contacts |
2.3 Test Pulse Compatible Type (FSP Series)
| Modelo | Número da peça. | Nível de segurança | Configuração de contato | Tensão de controle | Características |
| PSR-SPP-24DC/FSP2/2X1/1X2 | 2986588 | SIL 2 | 2NÃO+1NC | 24Em DC | Integrated test pulse filter for SIL 2 |
| PSR-SPP-24DC/FSP/2X1/1X2 | 2986957 | SIL 3 | 2NÃO+1NC | 24Em DC | Test pulse compatible, SIL 3 nível |
| PSR-SCP-24DC/FSP2/2X1/1X2 | 2986575 | SIL 2 | 2NÃO+1NC | 24Em 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 da peça. | Nível de segurança | Configuração de contato | Tensão de controle | Largura | Características |
| PSRmini-6-24DC/1NO/1NC | 2963912 | SIL 2, PL c | 1NÃO+1NC | 24Em DC | 6milímetros | 1 safety contact + 1 signal contact |
| PSRmini-6-24DC/2NO | 2963913 | SIL 2, PL c | 2NÃO | 24Em DC | 6milímetros | 2 normally open safety contacts |
| PSRmini-6-24UC/1NO/1NC | 2963914 | SIL 2, PL c | 1NÃO+1NC | 24V CA/CC | 6milímetros | Universal voltage, economia de espaço |
3.2 12mm Extended Type
| Modelo | Número da peça. | Nível de segurança | Configuração de contato | Tensão de controle | Largura | Características |
| PSRmini-12-24DC/2NO/1NC | 2963915 | SIL 3, PL e | 2NÃO+1NC | 24Em DC | 12milímetros | 2 safety contacts + 1 signal contact |
| PSRmini-12-24DC/3NO | 2963916 | SIL 3, PL e | 3NÃO | 24Em DC | 12milímetros | 3 normally open safety contacts |
| PSRmini-12-48DC/2NO/1NC | 2963917 | SIL 3, PL e | 2NÃO+1NC | 48Em 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 da peça. | Nível de segurança | Configuração de contato | Tensão de controle | Tipo de conexão | Características |
| PSR-PS22-1NO-1NC-24VDC-SC | 2702524 | SIL 3 | 1NÃO+1NC | 24Em DC | Screw Terminal | 1 enable current, 1 confirm current |
| PSR-PS23-1NO-1NC-24VDC-SC | 2702663 | SIL 3 | 1NÃO+1NC | 24Em DC | Screw Terminal | With test pulse filter, safe shutdown |
| PSR-PS24-2NO-1NC-24VDC-PI | 2702664 | SIL 3 | 2NÃO+1NC | 24Em DC | Plug-in Push-in | 2 enable current, 1 confirm current |
| PSR-PS25-1NO-2NC-24VDC-SC | 2702665 | SIL 3 | 1NÃO+2NC | 24Em 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 da peça. | Nível de segurança | Função de monitoramento | Tipo de entrada | Configuração de contato |
| PSR-MM20-2NO-1DO-24DC-SP | 2702375 | SIL 3, PL e | Velocidade / Zero Speed | 2 Proximity Sensors | 2NO+1DO |
| PSR-MM21-2NO-1DO-24DC-SP | 2702376 | SIL 3, PL e | Overspeed | 1 Codificador | 2NO+1DO |
| PSR-MM22-2NO-1DO-24DC-SP | 2702377 | SIL 3, PL e | Underspeed | 1 Codificador | 2NO+1DO |
| PSR-MM23-2NO-1DO-24DC-SP | 2702378 | SIL 3, PL e | Speed Range | 1 Codificador | 2NO+1DO |
- PSR-M Series (Configurable Safety Module)
Flexible safety function configuration, supporting multiple safety I/O combinations.
| Modelo | Número da peça. | Nível de segurança | Entrada / Saída | Características |
| PSR-MC34-3NO-1DO-24DC-SP | 2700548 | SIL 3, PL e | Dual-channel Input, 3NO+1DO | Emergency stop / porta de segurança, cross-circuit detection |
| PSR-MC38-2NO-1DO-24DC-PI | 1009832 | SIL 3, PL e | Dual-channel Input, 2NO+1DO | Plug-in push-in, auto/manual reset |
| PSR-UNI-L-2X2NO-2DO-24DC-SC | - | SIL 3, PL e | 2-channel Input, 4NO+2DO | Multi-function with configurable safety logic |
| PSR-UNI-L-1X4NO-1DO-24DC-PI | 1487648 | SIL 3, PL e | 1-channel Input, 4NO+1DO | Single-channel operation, 4 safety contacts |
- PSRmodular Series (Programmable Safety System)
Highly flexible modular safety control system supporting distributed configuration.
| Tipo de módulo | Exemplo de modelo | Número da peça. | Função | Nível de segurança |
| Main Module | PSR-M-M30-0000-0000 | 1091000 | System control, até 8 safety functions | SIL 3, PL e |
| 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 |
- Guia de seleção rápida
- Selection by Safety Level
SIL 2 Aplicativo: Choose models with suffix FSP2 (por exemplo. PSR-SPP-24DC/FSP2/2X1/1X2)
SIL 3 Aplicativo: Choose models with suffix FSP/ESA/ESAM/2HS (por exemplo. 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 (Modular combination)
- Selection by Functional Requirement
Parada de Emergência / 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 da série Kunlun da CHINT Electric é um contator CA de 3 pólos, avaliado em 65A na série NXC. O modelo completo é normalmente expresso como NXC-65 [Tensão da bobina] [Freqüência]")
