Siemens S55770 Series Fan Speed Controller, 3 Speeds Speed Settings, 24 to 240 V AC Supply Voltage - S55770-T231 This fan speed controller provides efficient control of fan speed in heating and cooling applications. It offers three adjustable speed settings and supports a maximum current of 6A. The device operates across a supply voltage range of 24 to 240V AC, ensuring versatility and robust performance. Features & Benefits • Three adjustable fan speeds for tailored airflow management
• Operates within a voltage range of 24 to 240V AC
• Supports a maximum current of 6A
• Easy installation on flat walls or in recessed conduit boxes
• Maintenance-free design Applications • Ideal for commercial and residential HVAC systems
• Suitable for light industrial fan control
• Compatible with various conduit box installations What is the operating temperature range? It functions effectively between -10°C and +50°C. Can it be installed directly on a wall? Yes, it can be fitted to walls or conduit boxes.