BUs LV Motors Machines Training 1 Standards GB
© BU´s LV Motors, Machines Training - 1 Standards GB 2006 -05 Standards
Standards International standards: IEC (International Electrotechnical Commission) IEC 34 -XXX Regional standards: CENELEC (European Committee for Electrotechnical Standardization) EN XXX ANSI IEEE NEMA (American National (National Electrical Manufacturers Association Standard Institute) © BU´s LV Motors, Machines Training - 2 Standards 05/04/2006 National standards: VDE Germany SFS Finland SEN Sweden DIN Germany BS Great Britain
Standards ABB strongly supports the drive to harmonise European standards and actively contributes to various working groups within both IEC and CENELEC. IEC defines: © BU´s LV Motors, Machines Training - 3 Standards Electrical: n IEC 60034 -1: Rating and performance n IEC 60034 -2: Methods for determining losses and efficiency of rotating electrical machinery from tests n IEC 60034 -8: Terminal markings and direction of rotating machines n IEC 60034 -12: Starting performance of single-speed three-phase cage induction motors for voltages up to and including 660 V
Standards Mechanical: n n n © BU´s LV Motors, Machines Training - 4 Standards n n IEC 60072 -1: Dimensions and output series for rotating electrical machines - Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080 IEC 60072 -2: Dimensions and output series for rotating electrical machines - Part 2: Frame numbers 355 to 1000 and flange numbers 1180 to 2360 IEC 60034 -5: Degrees of protection provided by the integral design of rotating electrical machines (IP code) - Classifications IEC 60034 -6: Methods of cooling IEC 60034 -7: Classification of types of construction, mounting arrangements and terminal box position (IM code) IEC 60034 -9: Noise limits IEC 60034 -14: Mechanical vibration of certain machines with shaft heights 56 mm and higher - Measurement, evaluation and limits of vibration
© BU´s LV Motors, Machines Training - 5 Standards Insulation Classes acc. IEC 85
© BU´s LV Motors, Machines Training - 6 Standards Permissible temperature rise of marine motors Classification societies and standards Ambient rise temperature °C Permissible temperature K for stator windings Insulation class B F IEC Publ. 34 -1 40 80 105 IEC 92 -301 50 70 90 ABS 50 70 90 BV 50 70 90 CCS 50 70 90 CR 45 75 95 DNV 45 70 90 GL 45 75 95 KR 50 70 90 LR 45 70 90 NK 45 75 95 RINA 50 70 90 RS 45 80 100
Nominal tolerances IEC 60034 -1 © BU´s LV Motors, Machines Training - 7 Standards Electric tolerances acc. to IEC 60034 -1 Type Tolerance Note Voltage deviation ± 5% (+10 K) ± 10% Continuous Power factor -1/6 of (1 -cos ) Min. 0, 02/Max. 0, 07 Efficiency -15% of (1 - ) -10% of (1 - ) P 2 < 50 k. W P 2 > 50 k. W Speed ± 20% of guaranteed slip Overspeed 120% for 2 min. Start torque - 15 to + 25% Pull-up torque -15 % Maximum torque -10% Locked rotor current +20% Short time Min. 160% of Mn
© BU´s LV Motors, Machines Training - 8 Standards Efficiency classes
ABB Process performance motors 400 V 50 Hz - EU motor efficiency levels © BU´s LV Motors, Machines Training - 9 Standards 2 -pole Process Performance Motors
ABB Process performance motors 400 V 50 Hz - EU motor efficiency levels © BU´s LV Motors, Machines Training - 10 Standards 4 -pole Process Performance Motors
Index of Protection (IP) Classes First number - Protection against solid objects IP 0 Protection class No protection Protection against solid objects of over 50 mm (e. g. accidental hand contact) Protection against solid objects of over 12 mm (e. g. finger) 1 2 Protection against solid objects of over 2, 5 mm (e. g. tools, wire) 3 4 5 • © BU´s LV Motors, Machines Training - 11 Standards • 6 . . . . • • • • • • • • • • • • • • • • • • • • • • Protection against solid objects of over 1 mm (e. g. thin wire) Protection against dust (no deposits of harmful material) IEC 60034 -5 Second number - Protection against liquids IP 0 1 2 Protection class No protection Protection against vertically dripping water (condensation) Protection against water dripping up to 15 o from the vertical 3 Protection against spraying water at up to 60 o from the vertical 4 Protection against water splashes from all directions 5 Protection against jets of water from all directions 6 Protection against water from heavy seas or powerful jets. 7 Protection against the effects of immersion. • • • • • • • . . . Total protection against dust. Does not involve rotating machines. 8 Protection against continuous submersion.
International Standards: Method of Cooling (IC code, short one normally used) IEC 60034 -6 Long designation Short designation IC IC 4 4 A 1 1 CODE LETTERS CIRCUIT ARRANGEMENT PRIMARY COOLANT METHOD OF MOVEMENT OF PRIMARY COOLANT SECONDARY COOLANT METHOD OF MOVEMENT OF SECONDARY COOLANT © BU´s LV Motors, Machines-Training - 12 Standards IC 410 IC 411 IC 416 IC 31 W IC = International Cooling A = air as coolant W = water as coolant IC 418 Frame surface cooled, free convection (roller table motor? ) Frame surface cooled, self-circulation (normal fan) Frame surface cooled, machine-mounted independent component (separate motor cooling, variant codes 183, 422) Inlet and outlet pipe or duct circulated, separate and independent component or coolant system pressure (water cooled) Frame surface cooled, relative displacement (fan application motor MX)
International Standards; IM Mounting Arrangements IEC 60034 - 7 Example of designations acc. to Code II Designation for International mounting IM 1 00 1 Type of construction, foot-mounted motor with two bearing end shields Mounting arrangement, horizontal mounting with feet downwards etc. © BU´s LV Motors, Machines-Training - 13 Standards External shaft extension, one cylindrical shaft extension etc. IEC 34 -7 specifies two ways of stating how a motor is mounted. Code I covers only motors with bearing end shields and one shaft extension. Code II is a general code.
International Standards; IM Mounting Arrangements IEC 60034 -7 Examples of common mounting arrangements Code II IM B 3 IM 1001 IM V 5 IM 1011 IM V 6 IM 1031 IM B 6 IM 1051 IM B 7 IM 1061 IM B 8 IM 1071 IM B 5 IM 3001 IM V 1 IM 3011 IM V 3 IM 3031 *) IM 3051 *) IM 3061 *) IM 3071 IM B 14 IM 3601 IM V 18 IM 3611 IM V 19 IM 3631 *) IM 3651 *) IM 3661 *) IM 3671 Foot-motor: Code II © BU´s LV Motors, Machines-Training - 14 Standards Flange-mounted motor, large flange with clearance fixing holes. Code II Flange-mounted motor, small flange with tapped fixing holes.
Motor Dimensions and Powers © BU´s LV Motors, Machines Training - 15 Standards Acc. to Cenelec Harmonization Document (HD 231) IEC 60034 -7
Motor Dimensions & Powers © BU´s LV Motors, Machines Training - 16 Standards Acc. to Cenelec Harmonization Document (HD 231)
Markings and Direction IEC 60034 -8 Delta ( ) Connection UL = phase-to-phase voltage L 1 © BU´s LV Motors, Machines Training - 17 Standards W 2 U 1 W 1 U 2 L 3 L 2 V 2 UL { V 1 U 1 L 1 U 2 V 1 L 2 V 2 W 1 L 3 L 1 L 2 L 3
Markings and Direction IEC 60034 -8 Star (Y) Connection L 1 UL = phase-to-phase voltage Uph = phase or star voltage Uph © BU´s LV Motors, Machines Training - 18 Standards L 1 L 2 L 3 3 L 1 { L 3 Uph = UL L 2 L 3 W 2 U 2 V 2 U 1 V 1 W 1 UL U 2 V 2 W 1 UL V 1 L 2 W 2 U 2 V 2 { U 1 L 1 V 1 L 2 W 1 L 3
© BU´s LV Motors, Machines Training - 19 Standards Noise IEC 60034 -9 n ABB’s motors have a low noise level. n Average test values are presented in respective product catalogues. n Guaranteed noise data can be supplied on request. n Noise level is given as mean sound pressure level at full load and 1 m distance
© BU´s LV Motors, Machines Training - 20 Standards Starting IEC 60034 -12
Vibration IEC 60034 -14: 1996 Maximum vibration velocity in mm/s, © BU´s LV Motors, Machines Training - 21 Standards for the shaft height 56 -400 mm Vibration Speed 56 -132 160 -225 250 -400 grade r/min mm/s N (Normal) 600 to 3600 1. 8 2. 8 3. 5 R (Reduced) 600 to 1800 0. 71 1. 12 1. 8 >1800 to 3600 1. 12 1. 8 2. 8 600 to 1800 0. 45 0. 71 1. 12 >1800 to 3600 0. 71 1. 12 1. 8 S (Special)
© BU´s LV Motors, Machines Training - 22 Standards
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