Omron Electronics G9EJH DC Power Relays

Introduction

The Omron Electronics G9EJH DC Power Relay is a high-performance component designed specifically for 800V DC systems. Ideal for pre-charging applications, this relay offers a compact and sealed solution for high-voltage DC switching, making it an excellent choice for engineers working in space-constrained environments.

Part Description

The G9EJH DC Power Relay features a single-pole, single-throw (SPST-NO) configuration, allowing it to handle a maximum switching capacity of 30A at 800V DC. With a footprint of just 31mm x 27mm x 30mm, it enables efficient thermal management and layout flexibility. The relay is designed to operate safely and reliably, thanks to its arc-extinguishing sealed structure. It is RoHS compliant and meets IEC and UL standards, ensuring suitability for global deployment.

Key Features:

• Compact design for space-constrained applications
• Maximum switching current: 30A
• Maximum switching voltage: 800V DC
• Rated carry current: 15A
• Rated voltage: 12V DC
• 100A rated current
• 1.2W power consumption
• PCB coil and contact terminals
• Maximum contact resistance: 100mΩ
• Operating temperature range: -40°C to +85°C

Applications

• DC fast charging systems
• Energy storage systems (BESS/ESS)
• Photovoltaic inverters (PVIs)
• Automated mobile vehicles (AMVs) / Automated mobile robots (AMRs)

Industries

• Renewable energy
• Electric vehicle charging infrastructure
• Industrial automation
• Telecommunications
• Energy management systems

Usage Ideas

1. Electric Vehicle Charging Station: Utilize the G9EJH relay in a DC fast charging station to manage high-voltage connections safely and efficiently.
2. Solar Energy System: Integrate the relay in a photovoltaic inverter setup to enhance the switching capabilities for energy storage systems.
3. Robotics Application: Implement the relay in an automated mobile robot to control high-voltage components while ensuring safety and reliability in operation.

Conclusion

The Omron Electronics G9EJH DC Power Relay is a versatile and reliable component for high-voltage DC applications. Its compact design, robust features, and compliance with international standards make it an ideal choice for various industries, particularly in renewable energy and electric vehicle charging systems. Whether for energy storage or automation, the G9EJH relay provides engineers with the performance and safety needed for modern applications.