Overload Protection – Trips when current is too high
Short-Circuit Protection – Instantly disconnects during faults
Thermal-Magnetic Trip – Accurate and reliable operation
6kA Breaking Capacity – Handles high fault current safely
DIN Rail Mounting – Easy and quick installation
Compact Design – Saves space in the distribution box
Safe & Durable – Long service life and stable performance
Standard Compliant – Meets IEC safety standards
₨ 999 ₨ 1,300
The CNC 2P AC MCB Circuit Breaker YCB7-63N is a reliable protection device designed for safe and efficient control of AC electrical circuits. It provides dual-pole protection, disconnecting both live and neutral lines simultaneously during overloads or short circuits. With a thermal-magnetic tripping mechanism and 6kA breaking capacity, it ensures fast fault response and dependable performance. Its compact DIN-rail design allows easy installation in distribution boards, making it ideal for residential, commercial, and light industrial applications.
| Specification | Value |
| Type | Standard IEC / EN 60898-1 |
| Rated Current (In) | 10A, 16A, 20A, 25A, 30A, 40A & 63A |
| Poles | 2 Pole |
| Rated Voltage (UE) | 230 / 400 V |
| Insulation Voltage (UI) | 500 V |
| Rated Frequency | 50 / 60 Hz |
| Rated Breaking Capacity | 6000 A |
| Rated Impulse Withstand Voltage (UIMP) | 4000 V |
| Dielectric Test Voltage at Industrial Frequency (1 min) | 2 kV |
| Pollution Degree | 2 |
| Thermo-Magnetic Release Characteristic | B, C, D |
| Electrical Life | 6000 cycles |
| Mechanical Life | 20000 cycles |
| Protection Degree | IP20 |
| Ambient Temperature (Daily Average ≤35°C) | -25~+70°C |
| Storage Temperature | -25~+70°C |
| Terminal Connection Type | Cable/Pin-type busbar |
| Terminal Size Top/Bottom for Cable | 25 mm² / AWG 18-3 |
| Terminal Size Top/Bottom for Busbar | 25 mm² / AWG 18-3 |
| Tightening Torque | 2 N·m / 18 In-lbs. |
| Mounting | On DIN rail EN 60715 (35 mm) by means of fast clip |
| Connection | From top and bottom |
| Reference Temperature for Setting of Thermal Element | 30°C |
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.
10-in-1 Smart Protection & Monitoring – Monitors voltage, current, leakage current, total kWh (energy) and protects your circuit.
WiFi Connectivity & App Control – Connects to your home Wi-Fi (2.4 GHz) and lets you remote ON/OFF control, monitor and adjust settings from the Smart Life / TUYA app on iOS/Android.
Adjustable Protection Settings – Set thresholds for over-voltage, under-voltage, over-current, and leakage current via the app or manually.
Voltage & Current Monitoring – Real-time display and tracking of line voltage and current in the app.
Leakage Current Protection – Detects leakage and cuts power to enhance electrical safety.
Energy Consumption Tracking – Shows total kWh usage so you can monitor and manage power consumption.
Scheduled Control & Timer – Create schedules to automate ON/OFF times for your circuits via the app.
Automatic Reconnection with Delay – After a fault trip, it can reconnect automatically with an adjustable delay (1 s to 500 s).
Calibration Feature – Allows calibration for voltage, current, and kW readings for better accuracy.
Voice Assistant Compatible – Works with Google Assistant / Alexa for hands-free control (where supported).
DIN-Rail Mountable – Standard design for installation in electrical panels.
Over-Voltage Protection – Cuts power if voltage exceeds the safe set level.
Under-Voltage Protection – Shuts off supply when voltage drops below the safe limit.
Over-Current Protection – Protects circuits from excessive current draw.
Automatically Recovers – Restores power once voltage/current returns to safe range.
Real-Time Voltage & Current Display – Built-in display shows live voltage and current.
Adjustable Settings – You can set over-voltage, under-voltage, and over-current thresholds.
Memory of Settings – Remembers your set values even after power loss.
DIN-Rail Mountable – Easy installation in distribution panels.
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.
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