Choosing the right DC circuit breaker
When purchasing a DC MCB , there are three core points: matching the voltage and current of the system, ensuring that protection does not "fail" under extreme operating conditions, and controlling the full...

• Maximum operating voltage up to 1500VDC
• Rated short-time withstand current up to 100kA/1S
• Short-circuit making capacity up to 100kA.
• Mechanical life: 10,000 operations (maintenance-free)
• Compact structure, saving installation space and reducing costs
• Compared with existing four-pole DC products, the two-pole product reduces power consumption by 50%
• Complies with standard GB/T 14048.1-2012 and GB/T 14048.3-2020
• Meets various application scenarios and usage categories: DC-PV2, DC-22A



| ITEM | TECHNICAL PARAMETERS | |
| Model | SW8GZ-2500 | SW8GZ-4000 |
| Rated Operating Current | 630A、800A、1000A、 1250A、1600A、2000A、2500A |
2500A、2900A、3200A、3600A、4000A |
| Rated Operating Voltage | DC1500V | |
| Pole Number | 2P | |
| Rated Insulation Voltage | DC2000V | |
| Rated Short-Time Withstand Current | 85kA/1S | 100KA/1S |
| Rated Short-Circuit Making Capacity Icm | 85kA | 100kA |
| Mechanical Life | 1000 | |
| Electrical Life | 500 | |
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