Electronic controllers
Soft start, soft stop and brake for three-phase induction motors
Features
¨ Electronic d.c. injection brake with a short delay time
can be integrated in controller
¨ Compact unit easily retrofitted
¨ Shutdown on detection of phase failure during ramp up
¨ Controller inhibited when phase sequence is incorrect
(E2, E4)
¨ Version for operation with two phase sequences for
reversing drives available (E22, E42)
¨ Auxiliary module (Option I1) allows:
- Soft start with current limit
- Switch-on torque pulse
- Monitoring of power with overload trip
- Improvement of power factor at low load