The Schneider Electric C65H-DCC10A, also cataloged as the C65H-DCC10A Miniature Circuit Breaker, operates as a dedicated hardware component for overcurrent protection within Multi9 C65H DC platform networks. Configured for direct current electrical execution, this 2-pole device intercepts overload and short-circuit faults to safeguard downstream components.
| Parameter | Specification |
|---|---|
| Model | C65H-DCC10A |
| Brand | Schneider Electric |
| Origin | France |
| Weight | 0.25 kg |
| Dimensions | Standard MCB size (18 mm per pole width) |
| Operating Temp | -25...60 deg C |
| Power Consumption | Passive magnetic-thermal execution (0 W internal logic draw) |
| Number of Poles | 2P |
| Rated Current | 10 A |
| Tripping Curve | D-curve |
| Breaking Capacity | 10 kA DC |
| Rated Voltage | Up to 220 V DC |
| Connection Type | Screw clamp terminals |
| Wire Size | 1.5...25 mm2 |
| Mounting | 35 mm DIN rail |
| Compliance | IEC 60947-2 |
The electrical execution of the C65H-DCC10A utilizes a 2-pole configuration to break both polarity paths of the direct current loop simultaneously. The built-in D-curve tripping characteristic permits high transient inrush current spikes without initiating nuisance tripping cycles. Because this isolation mechanism is entirely mechanical and thermal, it achieves fault clearance independent of backplane bus communication velocity or active control processor states, preventing inductive fault energy from feeding back into adjacent deterministic network devices.
Q: How does the D-curve tripping threshold differ from a standard C-curve in DC applications?
A: The D-curve profile is engineered for higher magnetic tripping thresholds to tolerate magnetic inrush currents from inductive field loads, preventing premature circuit interruption during motor startup sequences.
Q: Is this DC circuit breaker restricted to specific wire types for field termination?
A: The screw clamp terminals accommodate both solid and stranded copper conductors within the 1.5...25 mm2 range, provided standard industrial terminal preparation guidelines are followed.
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