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This is a 2-pole DPDT (Double Pole Double Throw) general purpose power relay from Omron’s G2R series. It features a 24 Bobina VCC, 5A contact rating, Indicador LED + built-in flyback diode with mechanical operation indicator, and uses an 8-pin plug-in mounting design. It is widely used for industrial automation interfaces, PLC outputs, and equipment control. This model is currently discontinued (EOL), and replacement with equivalent or upgraded models from the same series is recommended.
- Complete Model Definition
Modelo Padrão: G2R-2-SND DC24(S) (“G2R-2-SNDC24(S)” as input by the user is a common abbreviation)
| Papel | Significado | Descrição |
| G2R | Série de produtos | Omron classic general purpose power relay series |
| 2 | Número de poloneses | 2 postes (DPDT) |
| S | Tipo Básico | Plug-in terminal type, dimensões padrão |
| N | Recurso | With LED operation indicator |
| D | Função de proteção | Built-in flyback diode (coil surge suppression) |
| DC24 | Especificação da bobina | 24 Bobina VCC |
| (S) | Special Marking | Transparent housing with mechanical operation indicator |
- Principais especificações técnicas
| Parâmetro | Especificação | Notas |
| Configuração de contato | 2-pole DPDT (2NÃO + 2NC) | Double Pole Double Throw, 8 alfinetes |
| Corrente nominal | 5A @ 380VAC / 125CCV | Carga resistiva, AC-15 / DC-13 |
| Contact Dielectric Strength | 500VAC / CCV | Between coil and contacts |
| Tensão suportável de impulso | 10,000V | High safety margin |
| Contact Material | AgSnIn (Silver-Tin-Indium) | Anti-welding, arc-resistant, vida útil prolongada |
| Tensão da bobina | 24 CCV | Operating range: 16.8 ~ 26.4V |
| Coil Current | 25.6mA | Coil resistance approx. 1.1 k惟 |
| Consumo de energia da bobina | Aprox.. 0.61C | Design de baixo consumo de energia |
| Mounting Style | 8-pin plug-in | Compatible with dedicated G2R sockets, suporta montagem em trilho DIN |
| Protection Structure | Sealed type (with cover) | Dustproof and moisture-proof, segurança melhorada |
| Operate / Release Time | Máx.. 15EM / Máx.. 10EM | Standard response speed |
| Vida Mecânica | 10 milhões de operações | Under rated conditions |
| Vida Elétrica | 100,000 operações (5UM, 250VAC) | Carga resistiva |
| Temperatura operacional | -40掳C ~ +85掳C | Ampla faixa de temperatura para ambientes industriais |
- Recursos do produto & Vantagens
- Projeto Integrado: Combines LED indicator, built-in flyback diode, and mechanical operation indicator, simplifying wiring and status monitoring.
- Seguro & Confiável: 500V dielectric strength between coil and contacts, 10,000V impulse withstand voltage, compliant with international safety standards.
- Fácil instalação: 8-pin plug-in design enables quick replacement, compatible with standard sockets and DIN rail systems.
- Transparent Housing: Modelos com o (S) suffix use a transparent case for direct visual inspection of contact status.
- Universal Compatibility: Suitable for switching AC and DC loads; AgSnIn contact material adapts to various operating conditions.
- Aplicativos
- Automação Industrial: PLC output expansion, relay control panels, machine tool electrical systems.
- Equipment Control: Controle motor, solenoid valve actuation, heater and lighting system switching.
- Automação Predial: HVAC system control, access control and security device interfaces.
- Instrumentation: Signal switching in test equipment, control circuits in medical devices.
- Gestão de Energia: Auxiliary control for PV inverters, switching circuits in UPS systems.
- Replacement Model Solutions (Key Information)
Este modelo foi descontinuado (EOL). Below are officially recommended and compatible alternatives:
5.1 Direct Replacements within Omron Same Series
| Modelo de substituição | Semelhanças | Diferenças | Recomendação |
| G2R-2-SND DC24 | 2-pole DPDT, 24CCV, 5UM, with LED + diode | No mechanical indicator, opaque housing | ★★★★★ (Totalmente compatível) |
| G2R-2-SNDI DC24(S) | 2-pole DPDT, 24CCV, 5UM, with LED + diode + mechanical indicator | With manual test button (I=Test) | ★★★★☆ (Enhanced functions) |
| G2R-2-S DC24 | 2-pole DPDT, 24CCV, 5UM | No LED indicator, no diode | ★★★☆☆ (Versão básica) |
5.2 Upgraded Replacement Solutions
| Replacement Series | Modelo de amostra | Vantagens | Aplicativos |
| G2RL Series (Officially Recommended) | G2RL-2-SND DC24 | Lower power consumption (0.36C), tamanho menor | Applications with high energy-saving requirements and limited space |
| G2R-S Series | G2R-2-SND DC24-R | Enhanced RoHS compliance, identical performance | New design projects meeting latest standards |
| G2R-K Series | G2R-2-KSND DC24 | With key lock to prevent mis-insertion, improved safety level | High-vibration or frequent plugging/unplugging environments |
5.3 Compatible Replacements from Other Brands
| Marca | Modelo | Compatibilidade | Vantagem de preço |
| Schneider | RXM2LB2BD | 2-pole DPDT, 24CCV, 5UM | Aprox.. -10% ~ -15% |
| Siemens | 3RT2016-1BB01 | Similar specifications, industrial-grade quality | Aprox.. +5% ~ +10% |
| ABB | CR-M230AC2L | 2-pole DPDT, 24CCV, 5UM | Aprox.. 0% ~ +5% |
| Marcas Domésticas Chinesas | Chint JZX-22F/2Z-DC24V | Totalmente compatível, alto custo-desempenho | Aprox.. -30% ~ -50% |
- Complete Model List for G2R Series S(S) Sub-Series (2-Pólo)
| Tipo de bobina | Modelo | Características | Corrente nominal |
| DC Coil | G2R-2-S DC12 | Tipo básico, no LED / diode | 5UM |
| G2R-2-SN DC24 | With LED indicator | 5UM | |
| G2R-2-SD DC24 | With diode | 5UM | |
| G2R-2-SND DC24 | With LED + diode | 5UM | |
| G2R-2-SND DC24(S) | With LED + diode + mechanical indicator + transparent housing | 5UM | |
| G2R-2-SNDI DC24(S) | With LED + diode + mechanical indicator + botão de teste | 5UM | |
| AC Coil | G2R-2-S AC24 | Tipo básico, 24VAC | 5UM |
| G2R-2-SN AC110 | With LED indicator, 110VAC | 5UM | |
| G2R-2-SN AC220 | With LED indicator, 220VAC | 5UM |
- Seleção & Purchasing Guidelines
- Status Confirmation: Original model G2R-2-SND DC24(S) is discontinued; prioritize replacement models for procurement.
- Compatibilidade de montagem: Maintain 8-pin plug-in mounting to ensure compatibility with existing sockets.
- Function Matching: Select models with/without LED, diode, and mechanical indicator based on requirements.
- Tipo de carga: For inductive loads, models with flyback diode (suffix D) are mandatory to protect drive circuits.
- Inventory Management: For legacy equipment using this model, stock replacement parts or consider overall control system upgrades.
Complete Model List for Omron G2R-2-S Series
(8-pin plug-in, 2-pole DPDT, 5UM)
Classified by standard type / with indicator / with diode / with LED + diode / with mechanical indicator (S), including all DC24V models.
- Regra de nomenclatura de modelo (G2R-2-S□□ DC□)
G2R: Série
2: 2 postes (DPDT / 2NÃO + 2NC)
S: 8-pin plug-in terminal
N: With LED operation indicator
D: With coil flyback diode (supressão de surto)
EU: With manual test button
(S): Transparent housing + mechanical operation indicator
DC24: Tensão da bobina 24 CCV
1) Standard Basic Type (No Indicator, No Diode)
G2R-2-S DC12
G2R-2-S DC24
G2R-2-S AC24
G2R-2-S AC110
G2R-2-S AC220
2) With LED Indicator (N)
G2R-2-SN DC12
G2R-2-SN DC24
G2R-2-SN AC24
G2R-2-SN AC110
G2R-2-SN AC220
3) With Flyback Diode (D)
G2R-2-SD DC12
G2R-2-SD DC24
G2R-2-SD DC48
G2R-2-SD DC110
4) With LED + Diode (DE) — Most Common in Industry
G2R-2-SND DC12
G2R-2-SND DC24
G2R-2-SND DC48
G2R-2-SND DC110
5) With LED + Diode + Indicador Mecânico (Transparent Housing S)
G2R-2-SND DC12 (S)
G2R-2-SND DC24 (S) (Your model)
G2R-2-SND DC48 (S)
6) With LED + Diode + Indicador Mecânico + Botão de teste (EU)
G2R-2-SNDI DC12 (S)
G2R-2-SNDI DC24 (S)
G2R-2-SNDI DC48 (S)
- Exact Match for Your Model
Your Model: G2R-2-SND DC24 (S)
2-pole DPDT (8 alfinetes)
5Um contato
24 Bobina VCC
With LED + built-in diode + transparent housing mechanical indicator
- Direct Replacement List (Compatível, 8-alfinete, 5UM, 24CCV)
- G2R-2-SND DC24 (No transparent housing / mechanical indicator, most common replacement)
- G2R-2-SNDI DC24 (S) (With additional test button)
- G2RL-2-SND DC24 (Upgraded low-power version)
- RXM2LB2BD (Schneider equivalent)
