The Schneider Electric C65H-DCC6A, also cataloged as the C65H-DCC6A Miniature Circuit Breaker, operates as a dedicated hardware component for overload and short-circuit protection within Multi9 C65 platform networks. Configured for direct current electrical execution, the device manages mechanical magnetic-thermal trip actions to interrupt fault currents and extinguish directional DC arcs across multi-pole terminal connections.
| Parameter | Specification |
|---|---|
| Model | C65H-DCC6A |
| Brand | Schneider Electric |
| Origin | France |
| Weight | 0.25 kg |
| Dimensions | 36 x 84 x 73.5 mm |
| Operating Temp | -25...60 deg C |
| Power Consumption | Passive protection element (0 W internal logic draw) |
| Number of Poles | 2P |
| Rated Current | 6 A |
| Tripping Curve | C-Curve / D-Curve characteristic |
| Breaking Capacity | 10 kA at 250 V DC / 500 V DC |
| Rated Insulation Voltage | 500 V DC |
| Mechanical Life | 20,000 Cycles |
| Electrical Life | 10,000 Cycles |
| Terminal Type | Tunnel / screw clamp terminals (1.5...25 mm2) |
| Mounting Standard | 35 mm DIN rail |
The electrical configuration of the C65H-DCC6A utilizes a dual-pole sequence to break both positive and negative legs of a direct current bus, maintaining galvanic isolation during fault states. The thermal-magnetic elements respond rapidly to short-circuit dynamics without depending on backplane bus communication velocity or external power. This physical tripping mechanism prevents destructive inductive energy from migrating back into upstream control logic systems or disrupting communication interfaces tied to adjacent field networks.
Q: Does the DC circuit breaker require specific polarity tracking when connecting incoming field conductors?
A: Yes, direct current miniature circuit breakers feature dedicated polarity markings (+/-) on the housing layout; conductors must align exactly with these physical indicators to allow the internal arc-chute magnets to extinguish electrical arcs properly.
Q: Can this 2-pole module be utilized to clear alternating current (AC) circuit faults?
A: No, the C65H-DCC6A utilizes specialized internal permanent magnets optimized strictly for driving DC arcs into the cooling grids; application on AC circuits will prevent correct arc suppression and damage the hardware.
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