Single-Pole Protection – Protects a single phase circuit safely.
Overload Protection – Automatically trips when current exceeds the safe limit.
Short-Circuit Protection – Instantly cuts off power during electrical faults.
Thermal-Magnetic Trip – Accurate and reliable fault detection.
6kA Breaking Capacity – Safely interrupts high fault current.
DIN Rail Mounting – Easy installation in distribution boards.
Wide Current Range – Available from 1A to 63A for different loads.
Compact & Durable Design – Long mechanical life and stable performance.
₨ 499 ₨ 650
The CNC 1P AC MCB Circuit Breaker YCB7-63N is a reliable protection device designed for single-phase electrical circuits. It provides effective protection against overload and short circuits, automatically disconnecting the power to prevent damage to wiring and connected equipment. With a thermal-magnetic tripping mechanism and 6kA breaking capacity, it ensures fast and stable circuit protection. Its compact DIN rail design allows easy installation in distribution boards, making it ideal for residential and commercial electrical systems.
| Specification | Value |
| Type | Standard IEC/EN 60898-1 |
| Rated Current (In) | 2, 4, 6, 10, 16, 20, 32, 40, 50, 63 |
| Poles | 1 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 a fast clip |
| Connection | From top and bottom |
| Reference Temperature for Setting of Thermal Element | 30°C |
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.
3P + 3P Dual Power Manual Transfer Switch (MTS) – Lets you manually switch between two three-phase AC power sources (e.g., grid and generator/backup), ensuring continuous supply when one source fails.
Integrated Circuit Breaker (MCB) Protection – Combines transfer switch functionality with overload, short-circuit, under-voltage, and phase-loss protection in one unit for safer operation.
Three-Phase Compatibility (3P + 3P) – Designed for balanced switching of all three phases between two input sources, suitable for industrial, commercial, and large-load three-phase systems.
Wide Voltage & Frequency Support – Compatible with 230 V / 400 V AC and works on both 50 Hz and 60 Hz networks.
Manual Operation – User-controlled changeover without automation, giving direct control over which source is supplying power.
Wide Current Range – Available in various current ratings (e.g., 6 A up to 63 A), allowing selection based on load requirements.
High Breaking Capacity (~6 kA) – Built to safely interrupt fault currents and protect the circuit during overloads and short-circuit events.
DIN-Rail Mountable Design – Easy installation in electrical panels and distribution boards with standard DIN-rail mounting.
3‑Phase Dual Power Manual Transfer Switch (MTS) – Designed for three‑phase AC systems to manually switch between two independent power sources (e.g., grid and backup/generator), ensuring continuous power supply.
4P + 4P Pole Configuration – Each power source has a 4‑pole module (phases L1, L2, L3 + neutral), providing full control and protection across all conductors.
Integrated MCB Protection – Combines manual transfer switch functionality with a Miniature Circuit Breaker (MCB) to offer overload, short‑circuit, under‑voltage, and phase‑loss protection in one unit.
Manual Operation – User‑controlled changeover between main and backup power sources for reliable fail‑safe switching without automation.
Wide Voltage & Frequency Support – Suitable for 230 V / 400 V AC systems at 50 Hz / 60 Hz frequencies, compatible with a broad range of electrical networks.
Multiple Current Ratings – Available in common ratings such as 6 A, 10 A, 16 A, 20 A, 25 A, 32 A, 40 A, 50 A, 63 A to match different load requirements.
High Breaking Capacity – Typically around 6 kA, ensuring safe interruption of fault currents during protection events.
DIN‑Rail Mountable – Easy installation in electrical distribution boards and control panels using standard 35 mm DIN rail.
1‑Pole Configuration: Single‑pole fuse holder for one DC circuit/string in a PV system.
Wide Fuse Compatibility: Works with 10×38 mm PV fuse links rated from around 3 A up to 30 A (varies by model and application).
Robust Construction: Made from high‑temperature resistant plastic with good insulation for safer DC operation.
DIN‑Rail Mountable: Standard 35 mm DIN rail mounting allows easy installation in PV combiner boxes and DC panels.
Essential PV Protection: Acts as a base for fuse links that protect against overcurrent, overloads, and short‑circuit faults in solar strings.
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