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3P Smart MCB ZigBee Agricultural Greenhouse Automation

Model LRR6 Smart Zigbee Operating Circuit Breaker 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 3P ZigBee Smart MCB is a high-performance IoT-powered electrical terminal distribution device, engineered exclusively for smart safety electricity management and energy efficiency systems in three-phase electrical environments, including industrial facilities, agricultural operations, and large-scale commercial infrastructure. This ZigBee enabled 3 phase circuit breaker leverages stable, low-power ZigBee wireless communication to deliver intelligent control of traditional three-phase circuit breakers, with core functions including remote on/off control, local manual/auto mode switching, programmable timed operation, and robust electrical protection. Built for industrial project integrators, agricultural operators, and commercial facility managers, this device addresses critical pain points such as unautomated production processes, equipment damage from inrush currents, and high on-site maintenance costs for remote large-scale sites.

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Core Features & Project-Focused Advantages

Stable ZigBee Networking & Multi-Protocol Compatibility

Designed for large-area, multi-device deployments, this agricultural greenhouse automation MCB uses ZigBee wireless communication for reliable, low-latency connectivity across extensive sites like greenhouses, farms, and factory floors. It supports seamless integration with the TUYA APP, as well as RS485, dry contacts, and wireless kinetic energy protocols, making it easy to connect to existing industrial control systems and building management platforms for centralized three-phase load management.

Industrial-Grade Protection & Sequential Control

With a 6KA breaking capacity, this industrial remote control 3P circuit breaker delivers ultra-fast response, with a tripping time of ≤0.1S and short circuit reaction within ≤0.04S to safeguard critical industrial and agricultural equipment. It supports sequential start/stop control of three-phase equipment, preventing simultaneous current surges that damage machinery, while customizable protection thresholds and configurable automatic reclosing minimize downtime and extend equipment service life.

Robust Design for Harsh Environments

Engineered for non-residential settings, this 3P ZigBee smart circuit breaker supports standard DIN-rail mounting for fast installation in industrial distribution cabinets, with an operating temperature range of -20℃ to +70℃ and a maximum installation altitude of 3000m, making it suitable for use in greenhouses, farms, outdoor infrastructure cabinets, and factory environments.

Full Technical Specifications

Parameter

Specification

Poles

3P

Mounting poles

4P

Rated current

10A, 16A, 25A, 32A, 40A, 50A, 63A

Rated working voltage & frequency

220/230VAC 50Hz

Breaking capacity

6KA

Curve type

Type C, Type D

Standby power consumption

<3W

Communication protocols

Tuya ZigBee, Tuya WIFI, Mi Home WIFI, dry contact, RS485

Tripping time

≤0.1S

Short circuit response time

≤0.04S

Compliance standard

IEC: 60898

Control mode

Integrated manual & automatic control

Max installation altitude

≤3000m

Ambient temperature range

-20℃ to +70℃

IP rating

IP20

Product dimensions

88.5mm × 72mm × 50mm

Configurable protection

Over-voltage protection

Target Industries & Application Scenarios

This 3P ZigBee three-phase smart MCB is purpose-built for business operators in heavy-duty large-scale sectors, with core applications including:

Industrial & Agricultural Operations: Factories, production lines, commercial farms, agricultural greenhouses, and livestock breeding facilities, enabling automated timed control of irrigation, ventilation, and production equipment, sequential start/stop to prevent inrush current damage, and time-of-use electricity management to lower energy costs.

Large-Scale Commercial & Public Infrastructure: Shopping malls, office towers, charging stations, street lighting systems, and transportation hubs, delivering refined remote monitoring, real-time electricity metering, fault alarms, and proactive leakage and temperature monitoring to prevent electrical fires.

Specialized Industrial Projects: Three-phase equipment retrofits, industrial automation upgrades, and laboratory test setups, offering customizable automation logic and seamless integration with industrial control systems without extensive wiring overhauls.

Product Operate Guide

Download and register an account on the TUYA APP, and ensure your ZigBee gateway is online and connected to a 2.4G WIFI network.

Complete wiring per the standard three-phase diagram: connect the upper terminals to the three-phase power supply and the lower terminals to the three-phase load, then power on the device and wait for the indicator light to activate.

10 seconds after power-on, press and hold the device button until the ZigBee indicator flashes, confirming pairing mode activation.

In the TUYA APP, click the "+" icon in the top right corner, select the gateway device, and initiate the sub-device pairing process.

Wait for the app to automatically detect and connect to the 3P ZigBee Smart MCB, then follow the in-app prompts to proceed.

Once pairing is successful, configure device parameters including protection thresholds and timed control settings to match your project requirements.

Name the device based on its location and function, and click "Finish" to complete setup and integration.

FAQ

Is this 3P smart MCB suitable for three-phase motor loads in agricultural and industrial settings?

Yes, this 3P ZigBee Smart MCB is designed for three-phase electrical loads including motors, irrigation systems, and production line equipment, with sequential start/stop functionality to prevent inrush current damage and extend the service life of your critical equipment.

How many devices can be connected to a single ZigBee gateway?

A standard TUYA ZigBee gateway can support 100+ sub-devices, making this smart MCB ideal for large-scale deployments across extensive agricultural greenhouses, factory floors, and multi-building commercial facilities.

Can this device integrate with existing industrial PLC systems?

Yes, this smart MCB supports RS485 communication protocol, enabling seamless integration with most industrial PLC and SCADA systems for centralized automation control in industrial and agricultural projects.

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Long Road Electric Co., Ltd was established in 2000 and is located in Wenzhou city, Zhejiang province, China. Long Road Electric has developed into a professional manufacturer engaged in the R&D, sales, and service of miniature circuit breakers, smart circuit breakers, residual current protection circuit breakers and other industrial electrical appliances.

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