**Backward curved centrifugal fan
**EC motor
**Integrated electronic
**Galvanized metal housing
**sound insulated
ISOR 250 EC 20 | 50 Hz
Voltage UN 230 V 1~
Current Imax 1.8 A
Ambient temperature tA 70 °C
Conveyed medium temperature tM 70 °C
Speed Control 0-10V
Motor protection TEC
Insulation class motor F
Weight 18,9 kg
Number of poles -
IP motor IP33
IP terminal box IP44
IP complete unit IPX4
Min. operating temperature -30 °C
