The solar DC circuit-breaker range includes two-pole and four-pole options with Type C trip characteristics. String MCB current ratings range from 10A to 63A. The devices mount on a 35 mm DIN rail.
The solar DC circuit-breaker range includes two-pole and four-pole options with Type C trip characteristics. String MCB current ratings range from 10A to 63A. The devices mount on a 35 mm DIN rail.
| Specification | Details |
|---|---|
| Rated Voltage | 250V , 500V , 600V , 1000V , or 1200V DC |
| Rated Current | 10A to 63A for string MCBs (Sized at 1.25× to 1.56× the solar panel short-circuit current. |
| Breaking Capacity | 6 kA to 10 kA (Standard fault current interruption limit). |
| Impulse Voltage | 4 kV to 6 kV (Insulation surge protection level). |
| Number of Poles | 2-Pole or 4-Pole (Required to isolate both the Positive and Negative DC lines simultaneously). |
| Trip Curve | Type C (Standard for handling minor fluctuations without nuisance tripping). |
| Polarity | Polarized (Directional, strict +/- wiring) or Non- Polarized (Bi-directional, safer/flexible wiring). |
| Mounting & Ingress | 35mm DIN Rail mount; minimum IP20 internal rating (requires an IP65/66 enclosure for outdoor use). |
Product warranty: 12 months.
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