Overview
Furthermore, the breaker’s robust construction and thermal-magnetic trip characteristic deliver dependable performance under industrial conditions. Consequently, design engineers and maintenance teams can deploy this breaker confidently in automation, renewable energy, or DC distribution systems.
Specification
| Parameter | Specification |
|---|---|
| Series / Model | C65H-DC / C65H-DCC10A |
| Product Type | DC Miniature Circuit Breaker (MCB) |
| Poles | 2-pole (2P) DC breaker |
| Rated Current (In) | 10 A |
| Rated Operational Voltage (DC) | 250 V DC (2-pole) |
| Breaking Capacity (Icu) | 10 kA at 250 V DC |
| Trip Curve / Protection Type | C-curve thermal-magnetic (overload & short-circuit) |
| Operating Temperature Range | –30 °C to +70 °C |
| Mechanical Life | Up to 20,000 operations |
| Electrical Life | Up to 10,000 operations |
| Mounting Method | 35 mm DIN-rail modular installation |
| Terminal Capacity (Wiring) | 1 – 25 mm² conductors |
| Standards & Compliance | IEC 60947-2 / IEC/EN 60898-2 (for DC applications) |
| Dimensions (W × H × D) | 36 mm × 84 mm × 73.5 mm (typical) |
| Weight | Approx. 220 g |
FAQ
Q1: What DC voltage does the C65H-DCC10A support?
A1: It supports up to 250 V DC (2-pole configuration), suitable for most low-voltage DC networks.
Q2: What is the maximum fault current it can safely interrupt?
A2: The breaker features a 10 kA breaking capacity at 250 V DC, ensuring safe interruption of short-circuits or overloads.
Q3: Can it handle circuits with inrush current, such as motors or inverters?
A3: Yes — the C-curve thermal-magnetic trip characteristic accommodates moderate inrush currents without causing nuisance trips.
Q4: Is installation easy for control panels or distribution cabinets?
A4: Yes — the breaker mounts on a standard 35 mm DIN rail, allowing quick installation or replacement.
Q5: What temperature range can the breaker operate in reliably?
A5: It operates reliably between –30 °C and +70 °C, making it suitable for a wide range of industrial environments.
Q6: How durable is this breaker over its lifecycle?
A6: It offers up to 20,000 mechanical operations and 10,000 electrical operations under rated conditions, providing long-term reliability.
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