BookTitleMAGNET_GENERAL_CATALOG_2019

Summary

MAGNET_GENERAL_CATALOG_2019

LVA / LMU / LMU-UWModel LMU SMALL ELECTROMAGNETIC LIFMA*LMU-20DRectifier required additionallyDiameter of bodyPrecaution for useRust and scratches on the attractive face affect the holding poweradversely. Repair it periodically.Waterproof specificationID ofliftingringHeight ofbodyHeight of lifting part[Application]Electromagnetic type lifting magnets used as a lifting section of cranes and hoistsfor transportation of steel materials in warehouses and machining shops or forloading and unloading workpieces to and from machine tools.[Features]●Attracting and releasing workpieces can be controlled electrically by remote operation.●Small but strong electromagnetic power.●A wide range of applications; transporting small workpieces with a single unit totransporting large steel plates with multiple units attached to beams controlled together.●When an uninterruptible power supply is used, safety can be ensured in theevent of unexpected power failure.●The applicable rectifier is KR or RH-MW.■Maximum allowable number of small electromagnetic Lifmas LMU andwaterproof electromagnetic Lifmas LMU-UW for Rectifier KR・RHWorking rate 50% EDSmall electromagneticLMU-15D LMU-20D LMU-25DLifma LMU-10D(Repeating cycle of power on 5 minutes and pause 5 minutes)RectifierLMU-UW15 LMU-UW20 LMU-UW25LMU-30DKR-P203KR-A203KR-P208KR-A208616410382514RH-MW205B117532RH-MW210B22141175[mm(in)]DimensionsModelLifting CapacityMain UnitLifting part heightEyebolt IDRated VoltageRated CurrentMassLMU-10D250kg/ 551 lbφ105(4.13)×60(2.36)108(4.25)M16(0.62)(φ35(1.37))0.3A4kg/8.8 lbLMU-15D600kg/1323 lbφ156(6.14)×70(2.75)125(4.92)M20(0.78)(φ40(1.57))0.6A11kg/ 24.2 lbLMU-20D1200kg/2646 lbφ206(8.11)×88(3.46)173(6.81)M30(1.18)(φ60(2.36))180 VDC0.8A23kg/ 50.7 lbLMU-25D1800kg/3968 lbφ256(10.0)×93(3.66)193(7.59)M36(1.41)(φ70(2.75))1.2A40kg/ 88.1 lbLMU-30D2500kg/5512 lbφ306(12.0)×95(3.74)210(8.26)M42(1.65)(φ80(3.15))1.6A60kg/132.2 lb※The lifting capacity is indicated by a value that is a half of the max. holding power.※For continuous operation, use the Lifma at 110 VDC or below. Note that when the thickness of steel plates to lift is 20 mm, the listed lifting capacity drops by approx. 20%.※The height of lifting part is up to the top end of the inside diameter of the eyebolt.※Cable 2 m is included.※For workpieces having poor attractive conditions such as scraps and waste materials, use LM-EC2.Model LMU-UW WATERPROOF ELECTROMAGNETIC LIFMA*LMU-UW15Rectifier required additionallyID ofliftingHeight ofbodyringHeight of lifting part[Application]Electromagnetic type lifting magnets used as a lifting section of cranes and hoists fortransportation of steel materials in underwater work environment as well as outdoor work sites.[Features]●These Lifmas can be used underwater up to 3 atm (equivalent to 30 m max. water depth).●Attracting and releasing workpieces can be controlled electrically by remote operation.●A rectifier is required additionally.●When an uninterruptible power supply is used, safety can be ensured in the event of unexpected powerfailure.(To study specifications, see the holding power graphs and lifting reference of Model LMU.)Diameter of bodyWorking rate 50% ED (Repeating cycle of power on 5 minutes and pause 5 minutes)[mm(in)]ModelLifting CapacityDimensionsRated RatedEyebolt IDMain UnitLifting Part HeightVoltage CurrentMassApplicable RectifierLMU-UW15600kg/1322 lbφ156(6.14)×75(2.95)130(5.11)M20(0.78)(φ40(1.57))0.6A13kg/28.6 lbKR-P203/P208LMU-UW201200kg/2645 lbφ206(8.11)×90(3.54)175(6.88)M30(1.18)(φ60(2.36))180 VDC0.9A25kg/55.1 lbKR-A203/A208LMU-UW251800kg/3968 lbφ256(10.0)×96(3.77)196(7.71)M36(1.41)(φ70(2.75))1.2A45kg/99.2 lbRH-MW205B/MW210B※The lifting capacity is indicated by a value that is a half of the max. holding power.※For workpieces having poor attractive conditions such as scraps and waste materials, use LM-EC2.※For continuous operation, use the Lifma at 110 VDC or below. Note that when the thickness of steel plates to lift is 20 mm, the listed lifting capacity drops by approx. 20%.※The height of lifting part is up to the top end of the inside diameter of the eyebolt.※Cable 2 m is included.■Lifting reference for use of single unit≪Mill scale soft steel plate≫[mm(in)]ModelLMU-10DLMU-15DLMU-20DLMU-25DLMU-30DThicknessLMU-10SRDLMU-15SRDLMU-20SRDLMU-25SRDLMU-30SRD5600(23.6)×600(23.6) 700(27.5)×700(27.5) 800(31.5)×800(31.5) 900(35.4)×900(35.4) 1000(39.4)×1000(39.4)9850(33.4)×850(33.4) 1000(39.4)×1000(39.4)1200(47.2)×1200(47.2) 1300(51.1)×1300(51.1)12700(27.5)×700(27.5)1100(43.3)×1100(43.3)161000(39.4)×1000(39.31300(51.1)×1300(51.1) 1500(59.0)×1500(59.0)1600(62.9)×1600(62.9)25 550(21.6)×550(21.6) 1700(66.9)×1700(66.9)50400(15.7)×400(15.7) 700(27.5)×700(27.5) 1000(39.4)×1000(39.4) 1250(49.2)×1250(49.2) 1500(59.0)×1500(59.0)100300(11.8)×300(11.8) 500(19.6)×500(19.6) 700(27.5)×700(27.5)800(31.5)×800(31.5) 1000(39.4)×1000(39.4)※For distorted steel plates and out-of-balance load, a larger safety factor needs to be used.In such a case, please consult with us.Full waterproof type joins smallelectromagnetic Lifma Series!■Lifma selection standard for steel plate size[mm(in)]Width914(35.9)914(35.9)1219(47.9) 1219(47.9) 1524(60.0) 1524(60.0)ー1826(71.8)Length1829(72.0)3658(144)2438(95.9)4877(192)3048(120)6096(240)Size3×63×124×84×165×105ー6×204.5(0.17)ー12(0.47)mm thickLMU-15DLMU-20D12(0.47)ー32(1.25)mm thickLMU-20DLMU-25DNumber of unit in parallel2Number of units in series234Total number of units468※When you plant to use two or more Lifmas by suspending them from one beam, pleaseconsult with us.Steel PlateLifmaMAGNETIC TOOLS & EQUIPMENTFOR WELDING OPERATIONLIFTINGMAGNETMAGBORE*CHIP & SLUDGECONVEYANCE EQUIPMENTENVIRONMENTALEQUIPMENTMAGNETIZER ANDDEMAGNETIZERMAGNETIC EQUIPMENTFOR CONVEYANCEMAGNETICSEPARATORSPOWERFUL MAGNETICSEPARATORSMEASURINGTOOLSMEASURINGINSTRUMENTSMAGNETICMATERIALS102