Duct electric heater NK...U with an integrated control unit.
-Logic operation based on external temperature  sensor readings to maintain set air temperature in the air duct.
-Proportional electric heat control from 0 up to 100% with a 0-10V control signal from the external controller

Material: Galvanized Steel
Material heating elements: Stainless steel
Overheating protection
Temperature max. air heating: 40 Deg Celsius

Connection: Rectangular tubes 500x250 mm
Minimum air flow: 880 m³/h
Consumption : 17.4 A
Supply Voltage: 400 V
Power: 12.0kW
Number of heating elements: 3x4.0kW

Dimensions (mm):

B= 500, B1=520, B2=702, H=250, H1=270, H2=290, L=228

Weight (kg): 23.0