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1TXD00001C0201-2 Datasheet(PDF) 8 Page - List of Unclassifed Manufacturers |
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1TXD00001C0201-2 Datasheet(HTML) 8 Page - List of Unclassifed Manufacturers |
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8 / 80 page  ABB LIMITED 2/8 A 145 ... AF 750 3-pole Contactors a.c. Operated - A 145 ... A 300 Contactors a.c. / d.c. Operated - AF 400 ... AF 750 Contactors Application A 145 ... AF 750 contactors are mainly used for controlling 3-phase motors and generally for controlling power circuits up to 690 V a.c. or 220 V d.c. / 600 V d.c. The contactors can also be used for many other applications such as isolation, bypass, capacitor switching, lighting... Description The A 145 ... AF 750 3-pole contactors are of the block type design. • Main poles and auxiliary contact blocks – 3 main poles, – 1 N.O. and 1 N.C. auxiliary contact block (fitted on the left side). A maximum of 4 auxiliary contact blocks can be fitted on each contactor. • Control circuit: A 145 ... A 300 contactors: a.c. operated with laminated magnet circuit, AF 400 ... AF 750 contactors: a.c. operated, large voltage range, with electronic coil interface, with laminated magnet circuit. Contactors AF 400 ... AF 750 are fitted as standard with an electronic coil interface which accepts a wide control voltage range for a.c. 50/60 Hz supply or d.c. supply. • Accessories: a wide range of accessories is available. Variants next pages in this section • a.c./d.c. operated, large voltage range, with electronic coil interface: AF 145 ... AF 300 contactors. A145 ... A300 contactors main terminals in line with Isomax circuit breakers. Location of side-mounted mechanical interlock (on right or left hand side). CAL 5-11 side mounted auxiliary contact block. Easy access to the terminals. Main terminals. Screws and nut insert holders are included. Screw fixing, top and bottom. (Screws supplied) . Terminal shrouds for protection can easily be fitted from the front. Location of surge suppressors on A 145 ... A 300 contactors. (built-in on AF 400 ... AF 750 contactors). Quick release quarter turn screws for easy access to contact inspection. Terminal markings according to IEC 60947-4-1, EN 50005, EN 50012 and NEMA standards. Easy access to the coil terminals. Clear marking of coil voltages and frequencies. Front access to the coil, no need to remove power cables when changing coil. On-Off position indicator. Location of function marker. www.abb.com/lowvoltage email marketing.info@gb.abb.com Telephone 02476 368551 Facsimile 02476 368401 Return to main index |
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