Model LRR6-63LE Smart Zigbee Operating Circuit Breaker with overcurrent protection is an electrical terminal distribution device developed for smart and safe electricityand energy management systems in buildings, This product is an Internet of Things (loT) smart circuit breaker that uses wireless Zigbee communication to control the normal operation of traditional circuit breakers, It features remote opening and closing control,local mode selection, timed opening and closing settings, and other functions.
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The LRR6-63LE 2P ZigBee Smart RCBO is a cutting-edge IoT intelligent residual current circuit breaker, purpose-built for smart and safe electricity management, as well as energy monitoring systems in residential and commercial buildings. This device leverages stable ZigBee wireless communication to enable intelligent control of traditional circuit breakers, integrating core functions including remote on/off control, local mode switching, timed on/off scheduling, and multi-level circuit protection. Fully compatible with the Tuya smart ecosystem, it delivers a reliable, easy-to-deploy intelligent power distribution solution for professional project teams.
This ZigBee smart RCBO supports flexible control via Tuya APP, RS485 protocol, dry contacts, and wireless kinetic switches, enabling both local manual operation and unlimited-distance remote control. It can be seamlessly linked with other smart devices in the Tuya ecosystem, meeting the customized intelligent linkage needs of various engineering projects.
It supports user-defined protection thresholds for over-voltage and leakage protection, with a rated breaking capacity of 6KA. The device is equipped with an intelligent auto-reclosing function, allowing users to freely configure the reclosing time, which can effectively reduce unplanned power outages caused by transient faults and improve power supply continuity.
With standard DIN-rail mounting design, this 2P smart residual current circuit breaker can be directly installed in existing distribution boxes without large-scale wiring modification, greatly shortening the project deployment cycle and reducing on-site construction costs.
It complies with IEC61009-1 standards, with a tripping time ≤0.1S and short circuit response time ≤0.04S, providing rapid and reliable protection for circuits and loads. The standby power consumption is less than 3W, which meets the energy-saving requirements of green buildings.
Parameter | Specification Details |
Poles | 2P (1P+N) |
Rated Current | 10A, 16A, 25A, 32A, 40A, 50A, 63A |
Rated Operating Voltage | 220/230VAC 50Hz |
Rated Breaking Capacity | 6KA |
Tripping Characteristic | Type C, Type D |
Communication Modes | Tuya ZigBee, Tuya WiFi, RS485, Dry Contact |
Total Tripping Time | ≤0.1S |
Short Circuit Response Time | ≤0.04S |
Standby Power Consumption | <3W |
IP Rating | IP20 |
Product Dimension | 88.5mm×54mm×50mm |
Operating Temperature Range | -20℃ ~ +70℃ |
Maximum Installation Altitude | ≤3000m |
Residential & Multi-Unit Buildings: Smart homes, apartments, rental housing, and villas, providing remote power shutoff, overload protection, electricity consumption monitoring, and timed control of household appliances for property managers and smart home solution providers.
Commercial & Public Spaces: Shopping malls, office buildings, hotels, schools, and retail shops, enabling time-sharing and zoning control of lighting and HVAC systems to reduce energy waste, and remote emergency power-off for fire and flood safety.
Light Industry & Agriculture: Small factories, farms, greenhouses, and breeding farms, realizing timed automatic control of irrigation, ventilation, and production equipment, with sequential start-stop to avoid inrush current damage.
Urban Public Facilities: Streetlights, small charging stations, community parks, and transportation hubs, providing remote fault alarm, electricity metering, and leakage monitoring to reduce operation and maintenance costs.
Pre-Configuration Preparation: Download the Tuya APP, register and log in to your enterprise management account.
Wiring & Installation: Fix the device on a standard DIN rail, connect the upper terminal to the power supply and the lower terminal to the load, then power on and wait for the indicator light to turn on.
Pairing Mode Activation: 10 seconds after power-on, press and hold the networking button until the indicator light flashes, indicating the device has entered pairing mode.
Platform Access: Click the "+" icon in the Tuya APP to enter the device adding interface, connect the device to a 2.4G WiFi network, and complete the pairing process.
Project Deployment & Debugging: Set protection thresholds, timed tasks, and intelligent linkage rules, and complete batch grouping management for multi-device projects.
Yes, it supports RS485 communication and dry contact access, which can be seamlessly integrated with mainstream BMS and smart building platforms, fully meeting the customized integration needs of engineering projects.
Yes, the over-voltage protection, leakage protection thresholds, and auto-reclosing time can be freely customized via the Tuya APP, adapting to different project scenarios and load requirements.
It has a short circuit response time ≤0.04S and a total tripping time ≤0.1S, which can quickly cut off the fault circuit and effectively protect electrical equipment from damage.
It is suitable for indoor installation in a dry and dust-free distribution box, with a maximum installation altitude of 3000m and an ambient temperature range of -20℃ to +70℃.

