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EC Fans Range
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ECAxial fans with integrated electronics:
 Over-temperature safety device for electronics
Over-temperature safety device for motor
Locked rotor
Phase failure recognition
Mains under-voltage detection
Brush DC motor
requires carbon brushes to commutate (drive) motor
limited operating hours some thousands
Brushless DC Motor (= EC Motor)
no carbon brushes required
extremely long service life, commonly over 80.000h
unit without standard controller or with PC remote control
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