CNC 4P DC MCB Circuit Breaker YCB8-63PV
CNC 4P DC MCB Breaker Features
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4-Pole DC Protection – Protects multiple DC lines for higher-voltage systems.
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Overload Protection – Trips automatically when current exceeds safe limits.
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Short-Circuit Protection – Quickly disconnects faulty DC circuits.
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High Voltage Rating (Up to 1000V DC) – Suitable for large solar PV systems.
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Current Range up to 63A – Supports different DC loads and system sizes.
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High Breaking Capacity (6kA) – Safely interrupts high DC fault currents.
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Thermal-Magnetic Trip Mechanism – Provides accurate and reliable protection.
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Ideal for Solar PV Systems – Widely used in photovoltaic and DC distribution applications.
₨ 4,200 ₨ 4,500
CNC 4P DC MCB Circuit Breaker YCB8-63PV
The CNC 4P DC MCB Circuit Breaker YCB8-63PV is a reliable protection device designed for high-voltage DC systems, especially in solar photovoltaic installations. It provides four-pole protection, disconnecting multiple DC lines during overload or short-circuit conditions to ensure maximum safety. With a high voltage rating up to 1000V DC and current capacity up to 63A, it offers stable and efficient circuit protection. Its compact DIN rail design allows easy installation in solar combiner boxes and DC distribution panels, making it ideal for PV and other DC power applications.
| Specification | Details |
| Standards | IEC/EN 60947-2 |
| Number of Poles | 4 Pole |
| Rated Current In (A) | 20A, 32A, 40A, 63A |
| Rated Working Voltage Ue (V DC) | 1000V |
| Rated Insulation Voltage Ui (V DC) | 1200 |
| Rated Impulse Voltage Uimp (kV) | 4 |
| Ultimate Breaking Capacity Icu (KA, T=4ms) | Pv: 6, PVn: |
| Operation Breaking Capacity Ics (KA) | Ics = 100% Icu |
| Tripping Type | Type B, Type C, Type K, Thermomagnetic |
| Curve Type | B, C, K |
| Mechanical Life | 20,000 times |
| Electrical Life | PV: 1500, PVn: 300 |
| Polarity | Heteropolarity |
| 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 N·m |
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