CNC 2P DC MCB Circuit Breaker YCB8-63PV
CNC 2P DC MCB Breaker Features
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2-Pole DC Protection – Protects positive and negative lines in DC circuits.
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Overload Protection – Automatically trips when current exceeds safe limits.
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Short-Circuit Protection – Quickly disconnects power during faults.
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High Voltage Rating (Up to 500V DC) – Suitable for solar and DC power systems.
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6kA Breaking Capacity – Safely interrupts high fault current.
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Compact Modular Design – Saves space and simplifies panel installation.
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Wide Current Range – Available from 1A to 63A for different system loads.
₨ 1,500 ₨ 1,850
CNC 2P DC MCB Circuit Breaker YCB8-63PV
The CNC 2P DC MCB Circuit Breaker YCB8‑63PV is a reliable protection device designed for DC electrical circuits, especially in solar and battery systems. It provides dual-pole protection, disconnecting both positive and negative lines during overload or short-circuit conditions to ensure maximum safety. With a 500V DC voltage rating and up to 63A current capacity, it safely handles heavy DC loads. Its compact DIN rail design allows easy installation in distribution boards and combiner boxes, making it ideal for photovoltaic, industrial, and DC power applications.
| Specification | Details |
| Standards | IEC/EN 60947-2 |
| Number of Poles | 2 Pole |
| Rated Current In (A) | 20A, 32A, 40A, 63A |
| Rated Working Voltage (V DC) | 500V |
| Rated Insulation Voltage Ui (V DC) | 1200 |
| Rated Impulse Voltage Ump (kV) | 4 |
| Ultimate Breaking Capacity Iku (KA, T=4ms) | PV: 6 |
| Operation Breaking Capacity Is (KA) | Is = 100% |
| Tripping Type | Type B, Type C, Type K, Thermomagnetic |
| Curve Type | B, C, K |
| Mechanical Life | 20,000 times |
| Electrical Life | PV: 1500, PV n: 300 |
| Polarity | Heteroploidy |
| Alarm Contact | Available (□) |
| Auxiliary Contact | Available (□) |
| Shunt Release | Available (□) |
| Inline Methods | Can be up and down into the line |
| Working Temperature (℃) | -35 ~ +70 (with storage -40 ~ +85) |
| Storage Temperature (℃) | -40 ~ +85 |
| Altitude (m) | Use with derating above 2000m |
| Protection Degree | IP20 |
| Installation Category | Category II, Category III |
| Pollution Degree | Level 3 |
| Moisture Resistance | Yes |
| Installation Environment | Places without significant vibration/impact |
| Installation Method | DIN35 standard rail |
| Wiring Capacity | 2.5-25mm² |
| Terminal Torque | 3.5 Nm |
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