This is a 2-pole DPDT (Double Pole Double Throw) general purpose power relay from Omron’s G2R series. Он имеет 24 Катушка постоянного тока, 5A contact rating, Светодиодный индикатор + 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
Standard Model: G2R-2-SND DC24(С) (“G2R-2-SNDC24(С)” as input by the user is a common abbreviation)
| Часть | Значение | Описание |
| G2R | Серия продуктов | Omron classic general purpose power relay series |
| 2 | Количество полюсов | 2 столбы (DPDT) |
| С | Базовый тип | Plug-in terminal type, стандартные размеры |
| Н | Особенность | With LED operation indicator |
| Д | Функция защиты | Built-in flyback diode (coil surge suppression) |
| DC24 | Coil Specification | 24 Катушка постоянного тока |
| (С) | Special Marking | Transparent housing with mechanical operation indicator |
- Основные технические характеристики
| Параметр | Спецификация | Примечания |
| Конфигурация контактов | 2-pole DPDT (2НЕТ + 2Северная Каролина) | Double Pole Double Throw, 8 булавки |
| Номинальный ток | 5A @ 380VAC / 125В постоянного тока | резистивная нагрузка, АС-15 / DC-13 |
| Contact Dielectric Strength | 500ВАК / В постоянного тока | Between coil and contacts |
| Импульсное выдерживаемое напряжение | 10,000В | High safety margin |
| Контактный материал | AgSnIn (Silver-Tin-Indium) | Anti-welding, arc-resistant, extended service life |
| Напряжение катушки | 24 В постоянного тока | Operating range: 16.8 ~ 26.4V |
| Coil Current | 25.6мА | Coil resistance approx. 1.1 k惟 |
| Потребляемая мощность катушки | Приблизительно. 0.61Вт | Low-power design |
| Mounting Style | 8-pin plug-in | Compatible with dedicated G2R sockets, supports DIN rail mounting |
| Protection Structure | Sealed type (with cover) | Dustproof and moisture-proof, improved safety |
| Operate / Release Time | Макс. 15РС / Макс. 10РС | Standard response speed |
| Механическая жизнь | 10 миллион операций | Under rated conditions |
| Электрическая жизнь | 100,000 операции (5А, 250ВАК) | резистивная нагрузка |
| Рабочая температура | -40掳C ~ +85掳C | Wide temperature range for industrial environments |
- Особенности продукта & Преимущества
- Интегрированный дизайн: Combines LED indicator, built-in flyback diode, and mechanical operation indicator, simplifying wiring and status monitoring.
- Safe & Reliable: 500V dielectric strength between coil and contacts, 10,000V impulse withstand voltage, compliant with international safety standards.
- Простая установка: 8-pin plug-in design enables quick replacement, compatible with standard sockets and DIN rail systems.
- Transparent Housing: Models with the (С) 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.
- Приложения
- Промышленная автоматизация: PLC output expansion, relay control panels, machine tool electrical systems.
- Контроль оборудования: Motor control, solenoid valve actuation, heater and lighting system switching.
- Автоматизация зданий: HVAC system control, access control and security device interfaces.
- Instrumentation: Signal switching in test equipment, control circuits in medical devices.
- Energy Management: Auxiliary control for PV inverters, switching circuits in UPS systems.
- Replacement Model Solutions (Key Information)
This model is discontinued (EOL). Below are officially recommended and compatible alternatives:
5.1 Direct Replacements within Omron Same Series
| Запасная модель | Similarities | Различия | Рекомендация |
| G2R-2-SND DC24 | 2-pole DPDT, 24В постоянного тока, 5А, with LED + diode | No mechanical indicator, opaque housing | ★★★★★ (Fully compatible) |
| G2R-2-SNDI DC24(С) | 2-pole DPDT, 24В постоянного тока, 5А, with LED + diode + mechanical indicator | With manual test button (I=Test) | ★★★★☆ (Enhanced functions) |
| G2R-2-S DC24 | 2-pole DPDT, 24В постоянного тока, 5А | No LED indicator, no diode | ★★★☆☆ (Базовая версия) |
5.2 Upgraded Replacement Solutions
| Replacement Series | Sample Model | Преимущества | Приложения |
| G2RL Series (Officially Recommended) | G2RL-2-SND DC24 | Lower power consumption (0.36Вт), smaller size | 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
| Бренд | Модель | Совместимость | Ценовое преимущество |
| Шнайдер | RXM2LB2BD | 2-pole DPDT, 24В постоянного тока, 5А | Приблизительно. -10% ~ -15% |
| Сименс | 3RT2016-1BB01 | Similar specifications, industrial-grade quality | Приблизительно. +5% ~ +10% |
| АББ | CR-M230AC2L | 2-pole DPDT, 24В постоянного тока, 5А | Приблизительно. 0% ~ +5% |
| Китайские отечественные бренды | Chint JZX-22F/2Z-DC24V | Fully compatible, high cost-performance | Приблизительно. -30% ~ -50% |
- Complete Model List for G2R Series S(С) Sub-Series (2-Pole)
| Coil Type | Модель | Функции | Номинальный ток |
| Катушка постоянного тока | G2R-2-S DC12 | Базовый тип, no LED / diode | 5А |
| G2R-2-SN DC24 | With LED indicator | 5А | |
| G2R-2-SD DC24 | With diode | 5А | |
| G2R-2-SND DC24 | With LED + diode | 5А | |
| G2R-2-SND DC24(С) | With LED + diode + mechanical indicator + transparent housing | 5А | |
| G2R-2-SNDI DC24(С) | With LED + diode + mechanical indicator + test button | 5А | |
| Катушка переменного тока | G2R-2-S AC24 | Базовый тип, 24ВАК | 5А |
| G2R-2-SN AC110 | With LED indicator, 110ВАК | 5А | |
| G2R-2-SN AC220 | With LED indicator, 220ВАК | 5А |
- Выбор & Purchasing Guidelines
- Status Confirmation: Original model G2R-2-SND DC24(С) is discontinued; prioritize replacement models for procurement.
- Совместимость монтажа: 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.
- Тип нагрузки: 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, 5А)
Classified by standard type / with indicator / with diode / with LED + diode / with mechanical indicator (С), including all DC24V models.
- Model Naming Rule (G2R-2-S□□ DC□)
G2R: Ряд
2: 2 столбы (DPDT / 2НЕТ + 2Северная Каролина)
С: 8-pin plug-in terminal
Н: With LED operation indicator
Д: With coil flyback diode (surge suppression)
я: With manual test button
(С): Transparent housing + mechanical operation indicator
DC24: Напряжение катушки 24 В постоянного тока
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 (Н)
G2R-2-SN DC12
G2R-2-SN DC24
G2R-2-SN AC24
G2R-2-SN AC110
G2R-2-SN AC220
3) With Flyback Diode (Д)
G2R-2-SD DC12
G2R-2-SD DC24
G2R-2-SD DC48
G2R-2-SD DC110
4) With LED + Diode (ND) — Most Common in Industry
G2R-2-SND DC12
G2R-2-SND DC24
G2R-2-SND DC48
G2R-2-SND DC110
5) With LED + Diode + Механический индикатор (Transparent Housing S)
G2R-2-SND DC12 (С)
G2R-2-SND DC24 (С) (Ваша модель)
G2R-2-SND DC48 (С)
6) With LED + Diode + Механический индикатор + Test Button (я)
G2R-2-SNDI DC12 (С)
G2R-2-SNDI DC24 (С)
G2R-2-SNDI DC48 (С)
- Exact Match for Your Model
Your Model: G2R-2-SND DC24 (С)
2-pole DPDT (8 булавки)
5A contacts
24 Катушка постоянного тока
With LED + built-in diode + transparent housing mechanical indicator
- Direct Replacement List (Compatible, 8-pin, 5А, 24В постоянного тока)
- G2R-2-SND DC24 (No transparent housing / mechanical indicator, most common replacement)
- G2R-2-SNDI DC24 (С) (With additional test button)
- G2RL-2-SND DC24 (Upgraded low-power version)
- RXM2LB2BD (Schneider equivalent)
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