AL40 contactors are mainly used for controlling 3-phase motors and power circuits up to 690 V AC or 220 V DC. These contactors are of the block type design with: – 3 main poles and 1 built-in auxiliary contact – control circuit: low consumption (3.5 W at pull-in and holding) DC operated with solid core magnet Suitable for direct control by PLC outputs (the polarity on the coil terminals A1+ and A2- must be respected) – add-on auxiliary contact blocks for front or side mounting and a wide range of accessories.