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CNC 2P DC MCB Circuit Breaker YCB8-125DC

CNC 2P DC MCB Breaker Features

  • 2-Pole DC Protection – Protects both positive and negative DC lines.

  • Overload Protection – Automatically trips when current exceeds safe limits.

  • Short-Circuit Protection – Quickly disconnects the circuit during faults.

  • High Current Capacity (Up to 125A) – Suitable for heavy DC loads and solar systems.

  • High Breaking Capacity (6kA) – Safely interrupts high fault currents.

  • Thermal-Magnetic Trip Mechanism – Provides accurate and reliable protection.

  • DIN Rail Installation – Easy mounting in electrical panels and combiner boxes.

  • Ideal for Solar PV Systems – Designed for photovoltaic, battery, and DC distribution systems

₨ 2,450 ₨ 2,900

CNC 2P DC MCB Circuit Breaker YCB8-125DC

The CNC 2P DC MCB Circuit Breaker YCB8-125DC is a high-performance protection device designed for DC power systems such as solar and battery installations. It provides two-pole protection, disconnecting both positive and negative lines during overload or short-circuit conditions to ensure safe operation. With a high current capacity of up to 125A and reliable thermal-magnetic tripping, it offers fast and stable circuit protection. Its compact DIN rail design allows easy installation in electrical panels, making it ideal for photovoltaic, battery, and DC distribution systems.

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Specification Details
Standard IEC/EN 60947-2
Rated Current In (A) 125
Number of Poles 2Pole
Rated Working Voltage UE (V DC) 500
Rated Impulse Voltage UMP (kV) 6
Operation Breaking Capacity ICS (kA) PV: 6, PV n: 10
Ultimate Breaking Capacity ICU (kA) li = 10ln (default)
Tripping Type Thermomagnetic
Mechanical Life (times) 20,000
Electrical Life (times) PV: 1000, PV n: 300
Polarity Heteroploidy
Inline Methods Can be up and down the line
Storage Temperature (°C) -35 ~ +70
Working Temperature (°C) -40 ~ +85
Altitude (m) Use with derating above 2000m
Protection Degree IP20
Pollution Degree Level 3
Installation Environment Places without significant vibration/impact
Installation Category Category III
Installation Method DIN35 standard rail
Wiring Capacity 2.5–50 mm²
Terminal Torque 3.5 NM

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