N 532D31 KNX Switching Actuator 4-Channel 10 AX C-Load Compact Load Management Module 5WG1532-1DB31

The N 532D31 is a high-performance modular Standard Load Management Actuator engineered for professional building automation systems. Designed to handle complex electrical loads with industrial-grade reliability, it provides 4 independent potential-free switching outputs.

This device serves as the core intelligence component for controlling lighting, HVAC fan speeds, and general electrical consumers in smart environments. Its integrated manual override capability allows for immediate field control and status inspection without a bus connection, ensuring operational continuity during commissioning and maintenance.

Built on a robust DIN-rail mountable hardware architecture, the N 532D31 utilizes advanced logic processing to execute complex switching sequences based on central commands or local sensor feedback. It is a fundamental building block for energy-efficient infrastructure, offering precise load management and long-term durability in high-demand installations.

• Product Identifier: N 532D31
• Manufacturing Stock Number: 5WG1532-1DB31
• Communication Protocol: High-Speed System Bus (TP1 S-Mode compatible)
• Output Configuration: 4 Independent Potential-free Relay Contacts
• Rated Voltage: AC 230 V, 50/60 Hz
• Rated Switching Current: 10 AX / 10 A
• Capacitive Load Handling: 140 uF Medium Capacitive Load (C-Load rated for high inrush currents)
• Control Power Supply: Bus-powered (DC 24-30 V SELV)
• Current Consumption from Bus: approx. 10-15 mA
• Time & Logic Functions: AND, OR, XOR, Staircase Lighting (with pre-warning), Scene Control (up to 8 scenes), On/Off Delay
• Monitoring & Diagnostic Features: Optimized for modern office lighting circuits and standard automation tasks
• Connection Terminals: Maintenance-free PUSH-IN terminals (0.5 to 2.5 mm²)
• Mounting Requirement: Standard DIN Rail TH35 (EN 60715)
• Environmental Protection: IP20 (EN 60529)
• Operating Temperature: -5 to +45 °C (+23 to +113 °F)
• Certifications: Standard Industry Compliance, CE Marked, RoHS Compliant, WEEE

In commercial building automation, the N 532D31 serves as the primary node for sophisticated lighting management, enabling automated zone control in open-plan offices and retail galleries. Its exceptional C-load rating makes it the standard choice for switching modern LED drivers and high-efficiency lighting systems that generate massive startup current spikes.

For hotel guest room management, it manages lighting scenes and auxiliary loads like ventilators and corridor status signs, delivering a quiet and responsive guest experience. Industrial facility managers utilize the N 532D31 to coordinate AHU fan staging and pump control, with real-time status feedback providing essential data for building energy analytics and proactive maintenance scheduling.

In high-end residential projects, the compact modular design allows it to fit into standard distribution boards while powering complex logic-based automation for home theaters, landscape lighting, and comfort heating systems.