Power Line Lighting Control

PLC Smart Street Lighting Solution

  • Uses existing lighting power cables for communication, reducing additional field wiring.
  • A cabinet gateway centrally manages controllers across clearly defined power circuits.
  • Remote monitoring, dimming, fault alarms and energy data connect directly to Cloxuan CMS.
Cloxuan PLC smart lighting solution architecture diagram

Why PLC

Why Choose PLC for Smart Lighting?

Existing Power Cable Communication

PLC transmits control data through the same electrical cables used to power street lights, reducing additional communication wiring.

No Wireless Coverage Dependency

The system does not depend on cellular coverage or wireless mesh density between lighting poles.

Simplified Field Deployment

Controllers communicate through the existing power distribution network to reduce installation complexity.

Centralized Network Management

A PLC gateway in the distribution cabinet manages communication with multiple lighting controllers.

Structured Power Networks

PLC is effective where street lights share stable power and a clearly defined electrical distribution topology.

Key Advantages

Smart Control Through Existing Lighting Circuits

Communication Through Power Lines

Control data travels through lighting power cables without a separate field communication network.

Centralized Gateway Architecture

A PLC gateway, RTU or segment controller manages multiple street light controllers from the cabinet.

Intelligent Lighting Control

Support scheduling, astronomical clock control, remote dimming, group management and fault alarms.

Suitable for Lighting Retrofits

Existing LED systems can be upgraded with PLC-enabled controllers and a central communication gateway.

Reliable Cabinet-to-Lamp Communication

Designed for projects where multiple street lights share the same distribution circuit.

Required Facilities

Equipment and Project Conditions

Field Devices

  • PLC street light controllers
  • LED street lights
  • Lighting distribution cabinet

Communication

  • Power line communication network
  • 4G or Ethernet backhaul
  • Clearly defined lighting circuits

Management Platform

  • Cloxuan CMS
  • Web dashboard
  • Mobile application

Recommended Conditions

  • Stable power supply
  • Controlled electrical noise
  • Suitable transformer and phase arrangement
  • Proper grounding and surge protection

Application Scenarios

Where PLC Lighting Control Fits

Urban road lighting supported by centralized power circuits

Urban Roads

Highway lighting along a continuous power network

Highway Lighting

Lighting inside a road tunnel

Tunnels

Industrial facility lighting

Industrial Parks

Technicians retrofitting an outdoor street light

Lighting Retrofit Projects

Street lighting serving a residential community

Residential Communities

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