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CNC 1P DC MCB Circuit Breaker YCB1-125DC
CNC 1P DC MCB Circuit Breaker YCB1-125DC - Image 2
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CNC 1P DC MCB Circuit Breaker YCB1-125DC

CNC 1P DC MCB Breaker Features

  • Single-Pole DC Protection – Designed to protect single-pole DC circuits.

  • Overload Protection – Trips automatically when current exceeds safe limits.

  • Short-Circuit Protection – Quickly disconnects power during faults.

  • High Voltage Rating (500V DC) – Suitable for high-voltage DC systems like solar setups.

  • High Current Capacity (Up to 125A) – Supports heavy DC loads and battery systems.

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

  • DIN Rail Mounting – Easy installation in electrical panels.

₨ 1,250 ₨ 1,500

CNC 1P DC MCB Circuit Breaker YCB1-125DC

The CNC DC 1P MCB 500V 125A YCB1 is a high-performance circuit breaker designed for DC power systems such as solar and battery installations. It provides reliable overload and short-circuit protection, automatically disconnecting the circuit to prevent damage to equipment and wiring. With a 500V DC voltage rating and 125A current capacity, it is suitable for heavy-duty DC applications. Its compact DIN rail design allows easy installation in electrical panels, making it ideal for solar photovoltaic and DC distribution systems.

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Specification Details
Standard IEC/EN 60947-2
Rated Current In (A)  125
Number of Poles 1Pole
Rated Working Voltage Ue (V DC)  500
Rated Impulse Voltage Uimp (kV) 6
Operation Breaking Capacity Ics (kA) Pv: 6, PVn: 10
Ultimate Breaking Capacity Icu (kA) li = 10ln (default)
Tripping Type Thermomagnetic
Mechanical Life (times) 20,000
Electrical Life (times) PV: 1000, PVn: 300
Polarity Heteropolarity
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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