321321 Can be a used with Kensa, Danfoss, Thermia (086L2983 / 200467), NIBE, Steibel-Eltron, Dimplex Heat Pumps. Direct alternative for Carlo Gavazzi 318252Stiebel Initial Current Limiter 32A – 296287 805204 For motors with a maximum operating current of up to 25A/32A Starting current limited to less than 45 A Self-adjusting for use in 50 Hz or 60 Hz supply Self-adjusting to motor current - no manual adjustment or calibration necessary Alarm relay output Start capacitor for improved motor acceleration is switched off after start Low voltage shutdown Locked rotor recognition and shutdown Delay function to limit number of motor starts per hour Thyristor protected contactor for long service life No extra motor contactor required Self-diagnostics; Mounting clip for easy installation allows DIN rail mounting in two directions; Easy connection by cage type screw terminals wire ∅ 4mm Certified to EN60335-1, EN60335-2-40, EN60947-1, EN60947-4-2