N 534D51 KNX Switching Actuator 8-Channel 16/20 AX C-Load High Power Industrial Module 5WG1534-1DB51
The N 534D51 is a high-performance modular Heavy Duty Switching Actuator engineered for professional building automation systems. Designed to handle complex electrical loads with industrial-grade reliability, it provides 8 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 534D51 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 534D51 |
| Manufacturing Stock Number | 5WG1534-1DB51 |
| Communication Protocol | High-Speed System Bus (TP1 S-Mode compatible) |
| Output Configuration | 8 Independent Potential-free Relay Contacts |
| Rated Voltage | AC 230 V, 50/60 Hz |
| Rated Switching Current | 16 A / 20 AX |
| Capacitive Load Handling | 200 uF Industrial C-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 |
| 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 |
- Time & Logic Functions: AND, OR, XOR operations
- Staircase Lighting with pre-warning capability
- Scene Control supporting up to 8 scenes
- On/Off Delay functionality
- Monitoring & Diagnostic Features with robust internal relays
- Designed for repetitive high-load switching without contact degradation
In commercial building automation, the N 534D51 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 534D51 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.
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