DC Molded Case Circuit Breaker
This DC molded case circuit breaker is designed for DC power systems. It features a rated voltage of DC 1000V, impulse withstand voltage of 12kV, and a rated current of 1500V.
Technical Specifications
Product Overview
Photovoltaic DC Protection
The SM8-250HPV series is a specialized DC molded case circuit breaker engineered for high-voltage photovoltaic applications. It provides essential protection against overloads and short circuits in DC grid systems up to 1500V. Designed with a compact structure, this breaker ensures reliable energy distribution and equipment safety in demanding solar power environments.
Electrical Ratings
- Rated Operational Voltage
- 1500 V
- Rated Current
- 250 A
- Rated Insulation Voltage
- 1500 V
- Impulse Withstand Voltage
- 12 kV
Performance Metrics
Breaking Capacity
20 kA
Ultimate Breaking Capacity (Icu)
75 % Icu
Service Breaking Capacity
Trip Currents
| Voltage | Trip Current |
|---|---|
| DC 1500V | 15A |
| DC 1250V | 20A |
Compliance & Environment
- Compliance Standards
- IEC60947-2GB/T 14048.2
- Max Ambient Temperature
- 50 °C
Features
Key Features
- Overload long delay protection
- Short circuit instantaneous protection
- Quick closing mechanism
- Fast reading segmentation
- Push-to-trip manual testing button
Category
Category A
