Long Description:A40 contactors are mainly used for controlling 3-phase motors and generally for controlling power circuits up to 690 V AC or 220 V DC.The contactors can also be used for many other applications such as isolation,capacitor switching,lighting.The A...series 1-stack 3-pole contactors are of the block type design.-Main poles and auxiliary contact blocks:3 main poles,1 built-in auxiliary contact,front and side-mounted add-on auxiliary contact blocks-Control circuit:AC operated with laminated magnet circuit-Accessories:a wide range of accessories is available.
Technical
Number of Main Contacts NO:3
Number of Main Contacts NC:0
Number of Auxiliary Contacts NO:1
Number of Auxiliary Contacts NC:0
Standards:Devices complying with international standards IEC 947-1/947-4-1,and European standards EN 60 947-1/60 947-4-1.Electromagnetic compatibility(EMC)acc.to amendment A11 to IEC 947-1;EN 60 947-1 and amendment 2 to IEC 947-4-1
Rated Operational Voltage:Main Circuit 690 V
Rated Frequency(f):Supply Circuit 50 Hz
Supply Circuit 60 Hz
Conventional Free-air Thermal Current(Ith):acc.to IEC 60947-4-1,Open Contactors q=40°C 65 A
