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LAK DC MOTORS - 56 Pages

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Catalogue excerpts

LAK 4000 Series 112 - 280 1-500 kW 1-700 HP 30-4500 Nm LAK DC Motors Catalogue-2008/11 Et-telectric.comt-

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List of contents Introduction . p. 4 Options . p. 5 Application data . p. 6 Output data . p. 8 Dimension drawings, IC06 p. 44 Dimension drawings, IC17/37 p. 47 Dimension drawings, IC666 p. 48 Dimension drawings, IC86W p. 50 Dimensions, flanges p. 52 Ordering . p. 54

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4 Introduction Basic design characteristics • Fully laminated stator, main poles and interpoles. • Compact square frame design. • Easy installation of accessories. • Large openings in end shields for easy inspection. • Stator windings of varnish insulated copper wire. • Laminated armature core of high grade insulated electroplate. • Large number of cooling ducts in armature provide excellent cooling. • Scrambled armature laminations for low torque ripples. • Armature windings of varnished copper designed for low commutating stresses and high mechanical strength. • Armature is impregnated to ensure...

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5 Options Frame size LAK 4112 4132 4160 4180 4200 4225 4250 4280 Cooling forms IC06 (IP23) Force ventilated o o o o o o o o IC17 (IP23) Single pipe ventilated o o o o o o o o IC37 (IP54) Double pipe ventilated o o o o o o o o IC410 (IP54) Totally enclosed o o o o o o o o IC416 (IP54) Totally enclosed, f an cooled o o o o IC666 (IP54) Air-air cooled o o o o o o o IC86W (IP54) Air-water cooled o o o o o o o Other cooling forms available Protection IP55 o o o o o o o o Mounting forms IM1001 Horizontal foot o o o o o o o o IM1002 Horizontal foot, two shaft ends o o o o o o o o IM2001 Horizontal foot...

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6 Application data Standards IEC 60034-1 Insulation Class H Temperature rise Frames 112-180: Class F Frames 200-280: Class H Vibration class and balance LAK 4000 motors follow IEC 60034-14 with vibration class A as standard. Grade B is available on request. The motors are balanced with half key as standard. Overload capacity LAK 4112-4280: 1.6 x FLT for 15 sec. every 5 minutes 1.8 x FLC for 30 sec. every 30 minutes Terminal box position LAK 4112-4180: Standard: On right side of the motor (facing d-end). Mounting of terminal box on top or left side on request. LAK 4200-4280: Standard: On top of...

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8 Output data Select motor frame size against voltage, output and speed. For intermediate output, take the nearest higher output listed for the same frame size. For intermediate speed take the next lower speed listed giving the output required. The output lists are based on: • Cooling forms IC06/IC17/IC37/IC86W. • The armature circuit resistance listed is for duty warm condition. • The inductance listed is for the armature circuit. • Motor supply from 3-phase fully controlled thyristor converter, form factor max. 1.05. Constant power/constant torque The full field or base speed and maximum speed...

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55 blowerThe fan blower can be mountedon top or on either side, at thedrive end or at the non-driveend.The location does not affectthe output of the motor (exceptwhen specified in the tables).The fan can be delivered with aslotted cover, a filter or a flangefor an air-duct.On request a pressure switchcan be installed on the fan blower and the terminal box can be arranged in 42 differentmounting combinations.Pos 25-42:Additional price for blower andterminal box mounted on sameside. Ordering slotted cover, a filter or a flange for an air-duct. On request a pressure switch can be installed on the...

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Founded over 100 years ago, T-T Electric is a world-class supplier of top-quality industrial electric motors and drives. Pioneers in the industry, we are an experienced and established manufacturer of a comprehensive and cost-effective range of highly reliable drive products. They are used around the world in the toughest of application environments and in all industrial segments. Driven by customer demand, T-T Electric is continually researching product excellence and manufacturing process perfection. The flexible product design ensures easy adaptations to customer requirements. This, combined...

 Open the catalogue to page 56

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