KVK Duo 250 EC Twin Duct Fan Single Phase 250mm

The Systemair KVK Duo 250 EC is a twin Run & Standby duct fan with 250 mm circular connections, delivering up to 1152 m³/h. Two fans share one fully-insulated casing so ventilation continues without interruption if one motor stops. Twin fan – Run & Standby for non-stop operation Energy-efficient external-rotor EC motors 0-10V speed control; IP65 terminal box Fully-insulated AluZinc casing, low noise Suitable for external / roof installation as standard Safe and maintenance-free operation Suitable for Applications requiring non-interruptive (Run & Standby) ventilation Commercial supply or extract of clean or contaminated air InstallationInstalls in any position, indoors or outdoors, on a single-phase (230V) supply. Connect to spiral duct using FK mounting clamps to prevent vibration transfer. Should be installed on a suitable circuit by a qualified electrician. Specifications Brand Systemair Model KVK Duo 250 EC Type Twin Run & Standby duct fan Duct connection 250 mm circular Airflow (max) 1152 m³/h Motor External-rotor EC, single-phase (230V) Casing AluZinc, fully insulated; IP65 terminal box (IP54 motor) Max air temperature +60°C Warranty 1 Year Manufacturer Manuals & GuidesSystemair KVK Duo 250 EC DatasheetSystemair KVK Duo 250 EC Installation Guide