ABB V18345 Series DC Circuit Breakers In Stock - High-Performance Protection

ABB V18345 Series DC Circuit Breakers In Stock

 High-Performance Protection for Solar & Industrial Applications

---September 10, 2025

HONGKONG XIEYUAN TECH CO.,LIMITED, a trusted supplier of industrial electrical components, is excited to announce new inventory of ABB V18345 series DC circuit breakers. These advanced breakers provide superior protection for high-voltage DC applications in renewable energy, industrial automation, and power distribution systems.

Featured Products

1. V18345-1010461001

• Rated Current: 80A

• Rated Voltage: 1000V DC

• Breaking Capacity: 20kA at 1000V DC

• Poles: 2P

• Applications: Medium-scale solar arrays, battery storage systems

2. V18345-2020450001 M4

• Rated Current: 250A

• Rated Voltage: 1000V DC

• Breaking Capacity: 20kA at 1000V DC

• Poles: 2P

• Special Features: M4 terminal type for high-current applications

• Applications: Utility-scale solar farms, industrial power distribution

3. V18345-1020521001

• Rated Current: 100A

• Rated Voltage: 1000V DC

• Breaking Capacity: 20kA at 1000V DC

• Poles: 2P

• Applications: Commercial solar installations, EV charging stations

Technical Specifications Comparison

Performance Chart

[Visual bar chart comparing current ratings and applications across the three models]

Key Features & Benefits

⚡ High DC Performance

• 1000V DC Rating: Specifically designed for high-voltage DC applications

• 20kA Breaking Capacity: Reliable interruption of high fault currents

• DC Arc Protection: Advanced arc quenching technology for DC circuits

🔧 Installation Advantages

• DIN Rail Mounting: Easy and secure installation

• Visible Trip Indicators: Quick status identification

• Front Terminal Access: Easy wiring and maintenance

• Compact Design: Space-efficient panel layout

🏭 Industrial Reliability

• Wide Temperature Range: -25°C to +60°C operation

• Robust Construction: High-quality materials for long service life

• Corrosion Resistance: Suitable for harsh environments

• Low Maintenance: Minimal operational requirements

Industry Applications

• Solar Energy: PV string protection, combiner boxes, inverters

• Energy Storage: Battery bank protection, BMS integration

• EV Charging: DC fast charging station protection

• Industrial: DC motor control, rectifier protection

• Power Distribution: DC microgrids, traction power systems

Competitive Advantages

✅ ABB Quality: Swiss engineering and manufacturing excellence
✅ DC Specialization: Optimized for DC circuit protection
✅ Safety Certified: Meets IEC 60947-2 and other international standards
✅ Global Compliance: Suitable for worldwide applications
✅ Technical Support: ABB-certified engineering assistance

ABB V18345 DC circuit breakers available. 

1000V DC rating, 20kA breaking capacity, compact design. Fast shipping & technical support. Request quote today!