High-efficiency three-phase induction motors LSES …

1 High-efficiency three -phase induction motorsLSES - FLSES - to 900 kWTechnical catalogue4608 en - / h3 Emerson Industrial Automation - High-efficiency induction motors LSES-FLSES-PLSES - 4608 en - / hContentsIndex ..6 Introduction ..7 GENERAL INFORMATIONQ uality commitment ..8 Directive and standards relating to motor efficiency ..9 Standards and approvals ..10 ENVIRONMENTD efinition of Index of Protection ..12 Environmental limitations ..13 Normal operating conditions ..13 Normal storage conditions ..13 Relative and absolute humidity ..13 Drain and enhanced atmospheric pressure ..14 Influence of atmospheric pressure ..14 Heaters ..15 Space injection heating .. injection heating ..15 External finish ..16 Interference suppression.

2 17 CONSTRUCTIONM ounting and positions ..18 Mains connection ..19 Terminal box ..19 Radial loads ..20 Permissible radial load ..20 Cooling ..21 Cooling for LSES/FLSES motors ..22 motor ventilation ..23 motor connections ..24 Single speed motors ..24 Bearings and bearing life ..25 Lubrication and maintenance of bearings ..26 Role of the lubricant ..26 Greasing ..26 OPERATIONDuty cycle - voltage ..30 Regulations and standards ..30 Effects on motor performance ..30 Insulation class - Temperature rise and thermal reserve ..32 Starting times and starting current ..33 Power - Torque - efficiency - Power Factor (Cos j) ..34 Speed of used with frequency inverter .. and choice of solutions ..39 Extreme operating conditions and other points.

3 40 Noise level ..41 Weighted sound level [dB(A)] ..42 Vibration ..43 motor vibration levels - Balancing ..43 Performance ..45 Thermal protection ..45 Starting methods for induction with associated electronics ..46 Variable speed motor ..46 Braking ..50 Reverse-current braking .. injection braking ..50 Operation as an asynchronous generator ..52 Operating characteristics ..52 Connection to a powerful mains supply ..53 Power supply for an isolated network ..53 High-efficiency three -phase induction motors LSES - FLSES - PLSES4 Emerson Industrial Automation - High-efficiency induction motors LSES-FLSES-PLSES - 4608 en - / hContentsTEFV motors WITH ALUMINIUM FRAME LSES ..54 GENERAL and lubrication ..56 Permanently greased bearings ..56 Bearings with grease nipples.

4 57 Special construction and environments ..57 Axial loads ..58 Radial loads ..61 Standard fitting arrangement ..61 Special fitting arrangements ..64 Mains connection ..67 Descriptive table of terminal boxes ..67 Terminal blocks - Direction of rotation ..67 ELECTRICAL CHARACTERISTICS2 poles - 3000 min-1 ..684 poles - 1500 min-1 ..696 poles - 1000 min-1 ..70 DIMENSIONSS haft extensions ..71 Foot mounted IM 1001 (IM B3)..72 Foot and flange mounted IM 2001 (IM B35) ..73 Flange mounted IM 3001 (IM B5) IM 3011 (IM V1)..74 Foot and face mounted IM 2101 (IM B34) ..75 Face mounted IM 3601 (IM B14) ..76 OPTIONAL FEATURESNon-standard flanges ..77(FF) Flange mounted ..77(FT) Face mounted ..77 Mechanical options ..78 Modified cover ..78 Mechanical and electric options.

5 79 motors with brake, forced ventilation,space heaters, connectable plug, integrated variablespeed VARMECA ..79 INSTALLATION AND MAINTENANCEP osition of the lifting rings ..80 Identification ..81 TEFV motors WITH CAST IRON FRAME FLSES (FLS) .. 82 GENERAL construction types ..83 CONSTRUCTIONB earings and lubrication ..84 Permanently greased bearings ..84 Bearings with grease nipples ..85 Special construction and environments ..85 Axial loads ..86 Radial loads ..89 Standard fitting arrangement ..89 Special fitting arrangements ..92 Mains connection ..95 Descriptive table of terminal boxes ..95 Terminal blocks - Direction of rotation ..95 ELECTRICAL CHARACTERISTICS2 poles - 3000 min-1 ..964 poles - 1500 min-1 ..976 poles - 1000 min-1 ..98 DIMENSIONSS haft extensions.

6 99 Foot mounted IM 1001 (IM B3)..100 Foot and flange mounted IM 2001 (IM B35) ..101 Flange mounted IM 3001 (IM B5) IM 3011 (IM V1)..102 Foot and face mounted IM 2101 (IM B34) ..103 Face mounted IM 3601 (IM B14) ..104 OPTIONAL FEATURESNon-standard flanges ..105(FF) Flange mounted ..105(FT) Face mounted ..105 Mechanical options ..106 Modified cover ..106 motors with brake, forced ventilation,space heaters ..107 INSTALLATION AND MAINTENANCEP osition of the lifting rings ..108 Identification ..109 High-efficiency three -phase induction motors LSES - FLSES - PLSES5 Emerson Industrial Automation - High-efficiency induction motors LSES-FLSES-PLSES - 4608 en - / hContentsDRIP-PROOF motors WITH ALUMINIUMOR STEEL FRAME PLSES (PLS) ..110 GENERAL and lubrication.

7 112 Permanently greased bearings ..112 Bearings with grease nipples ..113 Special construction and environments ..113 Axial loads ..114 Radial loads ..117 Standard fitting arrangement ..117 Special fitting arrangements ..119 Mains connection ..122 Descriptive table of terminal boxes ..122 Terminal blocks - Direction of rotation ..122 ELECTRICAL CHARACTERISTICS2 poles - 3000 min-1 ..1234 poles - 1500 min-1 ..124 DIMENSIONSS haft extensions ..125 Foot mounted IM 1001 (IM B3)..126 Foot and flange mounted IM 2001 (IM B35) ..127 Flange mounted IM 3001 (IM B5) IM 3011 (IM V1)..127 Dimensions ..128 OPTIONAL FEATURESM echanical options ..129 Non-standard flanges ..129 motors with forced ventilation,space heaters ..130 INSTALLATION AND MAINTENANCEP osition of the lifting rings.

8 131 Identification ..132 APPENDICES ..133 Calculating the efficiency of an induction motor ..133 Machine efficiency ..133 Units of measurement and standard formulae ..134 Unit conversions ..137 Standard formulae used in electrical engineering ..138 Tolerance on main performance ..141 Availability of products ..141 High-efficiency three -phase induction motors LSES - FLSES - PLSES6 Emerson Industrial Automation - High-efficiency induction motors LSES-FLSES-PLSES - 4608 en - / hHigh- efficiency three -phase induction motors LSES - FLSES - PLSESPAGEA mbient temperature .. conformity ..34 CSA ..11 Dimensions of FLSES cast iron motors ..99 to 104 Dimensions of LSES aluminium motors ..71 to 76 Dimensions of PLSES drip-proof to 128 Direction of rotation.

9 19 Drain terminal ..19 efficiency ..9 Environment ..12 to 17 External finish .. - 105 - 129 Forced ventilation ..37 Frequency control ..37 Grease ..26 Heaters .. - of protection ..12 Insulation ..32 Insulation class ..32 Interference ..17 Interference suppression ..17 ISO ..43 PAGEL ifting rings .. 80 - 108 - 131 Locked rotor time ..33 Lubrication ..26 Nameplates ..81 - 109 - 132 Noise ..41 Operating for FLSES cast iron motors ..106 Options for LSES aluminium motors ..78 Options for PLSES drip-proof motors ..129 Permissible axial load ..58 - 86 - 114 Permissible radial load ..20 - 27 - 61 - 89 - 117 Power ..34 Quality assurance ..8 Selection data for FLSES cast iron motors ..96 to 98 Selection data for LSES aluminium motors ..68 to 70 Selection data for PLSES drip-proof to 124 Serial number.

10 81 - 109 - 132 Speed of ..10 Starting times ..33 Starts (number of) ..46 Supply voltage ..30 Temperature rise ..32 Terminal blocks ..67 - 95 - 122 Terminal box ..19 Thermal protection ..45 Thermal ..37 Vibration ..43 Vibration level ..43 Index7 Emerson Industrial Automation - High-efficiency induction motors LSES-FLSES-PLSES - 4608 en - / hIn this catalogue, Emerson Industrial Automation describes the LS2 High-efficiency induction motors have been designed to incorporate the latest European standards, and can satisfy most of industry's are par excellence the leading products in the Emerson Industrial Automation motors , ranging in power from to 2200 kW and special construction types are included in the Emerson Industrial Automation motor more information.