Maituo Intelligent Technology Co.,Ltd
                                                                                                           
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11 Years
Since 2015
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LR/S 4.16.1 ABB 4 Channel 16A KNX Light Controller 1-10V Dimming & MDRC

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 7 Days
Brand: ABB
Product Description
Product Overview
The ABB LR/S 4.16.1 is a high-performance 4-channel KNX light controller with MDRC functionality, engineered for intelligent, centralized control of commercial and industrial lighting systems. Specialized in 1-10V dimming control for electronic ballast-equipped luminaires, it delivers 16A high-load switching capacity per channel and core constant light control—enabling daylight harvesting when paired with dedicated light sensors for energy efficiency and optimal lighting comfort.
Key Features
  • 4 independent programmable channels with 16A switching capacity
  • 1-10V DC dimming control for electronic ballasts and transformers
  • MDRC multi-device remote control functionality
  • Constant light control with daylight harvesting capability
  • Bus-independent manual operation
  • Scene recall, staircase lighting timer, and master/slave operation
  • Compact DIN-rail design for easy installation
Technical Specifications
Parameter Details
Model Number LR/S 4.16.1
Product Type 4-fold KNX light controller (MDRC-enabled, 1-10V dimming)
Channel Quantity 4 independent, programmable channels
Max Switching Current 16A per channel (250V AC) - 2300W max power per channel
Dimming Control Interface 1-10V DC output (100mA max control current)
Bus Compatibility KNX TP (21-32V DC bus voltage; ≤10mA bus current consumption)
Operating Voltage 110-230V AC (50/60 Hz) - wide voltage compatibility
Installation DIN-rail mounted (8 division units, 35mm standard DIN rail)
Protection Class IP20 (indoor cabinet installation)
Operating Temperature -5°C to +45°C (no condensation)
Certifications CE, KNX BTL certified, RoHS compliant
Application Scenarios
Large Commercial Office Buildings
Ideal for open workspaces, multi-floor corridors and meeting room clusters. Enables zoned constant light control via daylight harvesting, reduces energy waste by adjusting artificial lighting based on natural light, and supports one-touch scene recall for different operational modes.
Retail & Hospitality Complexes
Controls display lighting, ambient lighting and common area illumination in shopping malls, hotels and banquet halls. 4-channel independent programming caters to different business zones with MDRC for synchronized multi-device control.
Industrial & Logistics Facilities
Delivers reliable high-load lighting control for production workshops, warehouse zones and loading docks. Supports automated on/off/dimming based on production schedules and occupancy, with robust 16A per channel capacity for industrial-grade luminaires.
Public Institutions & Municipal Buildings
Applied in schools, hospitals, government buildings and metro stations. Manages classroom/ward lighting for constant brightness comfort and staircase/corridor lighting with energy-saving timer functions.
KNX Smart Building System Integration
Serves as a master control device in ABB i-bus® KNX systems, seamlessly connecting with other KNX devices to build unified, scalable lighting control systems for mixed-use towers, business parks and large residential complexes.
Note: Compatible with LF/U 2.1 light sensors for daylight harvesting applications. Flame-retardant plastic housing ensures reliable industrial-grade performance.

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Company Maituo Intelligent Technology Co.,Ltd
Location 1st Floor, Building 4, Xindao Street, Yazhou District, Sanya City, Hainan Province, China
Contact Person Nora

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