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
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.
| 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 |
Smart WiFi Control – Remotely turn the breaker ON/OFF from anywhere using the Smart Life / Tuya app on your phone.
Energy Monitoring (kWh) – Measures and reports real-time energy usage, including voltage, current, and power, so you can track consumption and manage bills.
Scheduling & Timer Functions – Create timers, schedules, and loop timers for automatic circuit control.
Built-In Protection – Offers over-voltage, under-voltage, and over-current protection settings to safeguard connected devices.
Wide Operating Range – Works with AC 90–300 V (50/60 Hz) supply and supports 63 A load capacity (adjustable).
Last State Memory – Remembers the previous ON/OFF status after a power outage.
Durable & Reliable – Designed for over 100,000 mechanical operations and –25 °C to +70 °C operating temperature.
Real-Time Voltage & Current Metering – Displays voltage, current, and power values in the app.
Voice Assistant Ready – Works with Google Assistant & Alexa via the Tuya/Smart Life platform (depending on app setup).
2-Pole DC Circuit Breaker – Designed for direct current (DC) circuits.
High DC Voltage Rating: Supports up to 1000 V DC, ideal for solar and battery systems.
Overload & Short-Circuit Protection: Automatically trips to protect DC circuits from faults.
Multiple Current Ratings: Available in ratings from 6 A up to 63 A for different load needs.
DIN Rail Mounting: Easy installation in standard DC distribution boxes.
Compact Modular Design: Space-efficient and suitable for solar PV combiner boxes and enclosures.
Reliable DC Arc Protection: Built to handle DC arcs and provide safer breaking performance compared to AC breakers in DC systems.
2-Pole AC Circuit Breaker — Protects two lines in an AC electrical circuit.
Voltage Rating: Works at 230/400 V AC with 50/60 Hz frequency, suitable for standard power systems.
Current Ratings Available: From 6 A up to 63 A — choose based on your load requirement.
C-Type Trip Curve: Designed to trip on overloads and short circuits, and handle temporary current spikes (e.g., motors, lights).
Overload & Short-Circuit Protection: Automatically disconnects the circuit to prevent electrical damage and hazards.
Compact & Durable Design: Lightweight, built with fire-resistant and shock-resistant plastic, and easy to install on a DIN rail.
Standards Compliance: Meets international safety standards like IEC 60898 & IEC 60947 for reliable performance.
Dual‑Function Design: Acts as both a circuit breaker and a manual changeover/transfer switch to safely switch between two AC power sources (e.g., grid and generator).
63 A Rated Current: Supports loads up to 63 amps, suitable for larger circuits and subpanels.
2‑Pole Configuration: Provides simultaneous switching and isolation of live and neutral lines for safer operation.
Manual Operation: Simple hand‑operated transfer between main and backup power — no automation.
Integrated Isolation Feature: Includes a mechanical isolating function for safer maintenance and prevention of back‑feed.
Robust Construction: Made with flame‑retardant plastic and durable materials for reliability in industrial, commercial, and residential installations.
DIN‑Rail Mountable: Compact design for easy installation on a 35 mm DIN rail in distribution panels or electrical enclosures.
AC Voltage Compatibility: Typically used with standard 230 V–400 V AC systems at 50/60 Hz.
Max Power Suntronic PV 12000 Ultra IP21 Solar Inverter 
TOMZN 3 IN1 Adjustable Over & Under Voltage Protector with Kwh meter-TOVPD1-63VAE 
There are no reviews yet.