Systemair KV DUO 400 EC Twin Fan 76834

SystemairPRODUCT CODE: 76834



Product Description

  • Speed-controllable
  • Integrated electronic motor protection
  • Safe and maintenance free operation
  • Energy-saving
  • Suitable for External Mounting as standard
  • Low noise level
  • Twin fan – Run & Standby

The KV DUO fans are driven by EC-external rotor motors. These are energy saving motors with high efficiency. The power electronics are integrated in the motor housing. All models have one potential-free terminal for error message. All motors are suitable to be used for 50/60Hz. The input voltage for single phase units can vary between 200 and 277V, for three phase units between 380 and 480V. Speed control by a 0-10V signal.

The fans are easy to connect to spiral ducts using FK mounting clamps.

The KV DUO models are manufactured from Aluzinc sheet steel with acoustic insulation and are suitable for external mounting on roofs. All models are equipped with backward curved centrifugal impellers wired out to an IP65 Terminal box.

Technical parameters

Norminal data
Voltage (Nominal) 230 V
Frequency 50 Hz
Phase(s) 1~
Input power 750 W
Input current 3.28 A
Impeller speed 2,084 r.p.m.
Air flow max 1.248 m³/s
Temperature of transported air max 60 °C
Max temperature of transported air, when speed controlled 60 °C
Sound data
Sound pressure level at 3m (20m² Sabin) 62 dB(A)
Enclosure class, motor IP54
Insulation class B
Data according to ErP
ErP ready ErP 2016; ErP 2018
Dimensions and weights
Duct dimension; Circular, inlet 400 mm
Duct dimension; Circular, outlet 400 mm
Weight 76.4 kg
Duct connection type Circular
Motor type EC

Manuals & Guides
Systemair KV DUO 400 EC Twin Fan 76834 datasheet

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