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BEVI Operating Instructions UK 2A/2D/3D/4A.indd
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1. Please contact your sales office 6 COMMISSIONING Before starting the motor please ensure that the following checks have been carried out a Motors fitted with grease nipples Grease the motor while running and especially during start up for the first time If grease outlet plug fitted remove temporarily when greasing or permanently with automatic greasing b Wiring Please refer to the motor nameplate for the method of connection All motors are supplied with a connection diagram on the inside of the terminal box lid or on the motor nameplate Ensure the motor is connected in the correct manner for the starter c Connection All motors are provided with a spacious terminal box They are mounted on top of the motor for all frames All terminal boxes can be rotated in 90 steps d Earth Connection All motors are provided with two earthing points ensuring reliable and permanent connection of the motor to the earth with the protective conductor The internal connection is located adjacent to the supply terminals inside the terminal box The external connection is mounted on the stator frames for all frame sizes e Insulation Resistance Check the insulation resistance between phase and earth and between phases with a 500 volt or 1000 volt megger for 60 seconds The reading must not be less than 5 megohms After a long period of storage or standing idle in a moist environment it is recommended that motors a
2. have an enclosure rating of IP55 as a minimum Motors with higher protection are available but we recommend that IP56 and IP66 motors are supplied and used with space heaters to prevent the build up of condensation 4 FITTING COUPLINGS AND ALIGNMENT Extreme care must be exercised in lining up couplings as mis alignment can be detrimental to the shaft and bearings For direct drives we recommend that flexible couplings are used Please ensure that the alignment instructions given by the coupling manufacturer are followed We recommend that couplings and pulleys are bored out with an H7 tolerance Do not at any time use force in the fitting of couplings pulleys etc All motors are provided with a threaded hole in the drive end shaft to assist fitting and removal A bolt should be used in this hole and a nut with a large washer used to press the coupling or pulley against the shoulder of the shaft Care must be also be taken to ensure that the motor bearings are not subjected to end thrust caused by the two halves of the couplings being squeezed too tightly together Please ensure that all couplings belts pulleys etc are properly and permanently guarded against accidental contact while the motor is running Care should be taken to ensure fixing bolts are correctly tightened It is recommended that a flat washer and a spring washer are used to prevent too much stress on the foot or flange of a motor and to prevent fixing bo
3. motor disconnected 4 Fix up out of balance items or pulley from load and then with pulley or coupling removed Excessive belt pull 5 Run motor without belts 5 Loosen belt tension Motor foundations not rigid 6 Check design and 6 Increase strenght of constructions foundations foundations Motor amps in excess 1 Motor overloaded 1 Check load and 1 Fix problem with load or of nameplate full load performance data fit larger motor AMPRO IDAN 2 Low supply voltage 2 Measure voltage at motor 2 Fix problem maybe with terminals larger cables 3 Wrong voltage or frequency 3 Check nameplate 3 Correct voltage or frequency 4 Wrong Connections 4 Check nameplate 4 Sort out and correct 5 Motor Single Phasing 5 amp 6 Check volts and amps in 5 amp 6 Restore balanced supply three phases to all three phases 6 Supply voltage unbalanced 7 Measure motor not matched 7 Measure motor speed and 7 Change motor for correct to load check load speed requirements motor speed Fault Finding Three Phase Induction Motors Excessive electric 1 Wrong connections 1 Check connections 1 Fix up connections noise 2 Wrong voltage 2 Check voltage with nameplate 2 Correct voltage 3 Motor Singe Phasing 3 Check volts with amps in all 3 Restore supply to all three three phases phases Unbalanced amps in 1 Unbalanced supply voltage 1 Measure phase to phase 1 Balance supply or accept d
4. Rotating Electrical Machines Operating instructions Types BEVI 2A 2D 3D 4A Totally enclosed fan cooled TEFC three phase motors with squirrel cage for low voltage with antifriction bearings www bevi com Installation And Maintenance Procedure All 3 phase induction motors are manufactured in accordance with strict quality control procedures have excellent functional and performance characteristics and are of robust construction To obtain optimum performance and service life from these motors please follow the instructions listed below 1 SAFETY WARNING These Electric Motors are designed for operation in Industrial applications and in normal service there is possible danger from rotating parts and or live terminals It is essential that these motors are only installed and services by qualified personnel in order to avoid injury or death and or damage to equipment or buildings If there are any safety concerns regarding these motors please contact your nearest sales office for advice or assistance If there are any doubts about safety do not install the motor and do not attempt to operate it We canot be held responsible for damage as a result of installation or service by unqualified personnel 2 ACCEPTANCE INSPECTION Upon receiving the motors please carry out the following a Check that the description on the delivery note docket agrees with your order specifications b Check that the rating spee
5. ck load performance 2 Change motor for correct data against motor size performance data 3 Inertia of load to high 3 Measure voltage at motor 3 Change cables for correct terminals while motor starting size 4 Low voltage due to volt drop 4 Check settings of overload 4 Correct setting of overload in cables and circuit breaker and allow or breaker or change for starting current 5 Overload or circuit breaker incorrectly set or sized Motor starts but 1 Incorrect connection 1 Check connection diagram 1 Sort out and correct has no torque and nameplate data connections Motor does not 2 Delta wound motor connect 2 Check load performance 2 Check timer and starter reach full speed or in Star data against motor performance control circuit takes a long time data to accelerate 3 Star Delta starter staying 3 Measure voltage at motor 3 Change motor for correct in Star terminals while motor starting size 4 Intertia of load to high 4 Change cables for correct size 6 Low voltage due to volt drop in cables Fault Finding Three Phase Induction Motors Motor 1 Motor overloaded 1 Check load performance 1 Fix problem with load or fit overheating data larger motor 2 Ineffective cooling 2 Check fan and air flow 2 Clean motor Sort of cooling temperature of air of air temp and flow Look for build up of dirt 3 Excessive ambient 3 Check connections diagram 3 Sort out connections and name
6. d etc are in accordance with your requirements c Check for any damage rust dirt foreign substance etc All motors should be received with a plastic shaft cover to protect the shaft during storage and transport d Check that the direction of rotation if specified is correct If the motor has a low noise uni directional fan a direction arrow is fitted to the motor e All motors 160 frame and above might be received with a shaft clamp After removing the clamp if applicable manually turn the shaft and check for smooth quiet rotation If the motor is to be transported again either alone or with the equipment it is driving the rotator and shaft must be clamped again to prevent brinelling of the bearings Electric motors should not be transported by rail as vibration from this method of transport has been known to cause brinelling of bearings If any defect is found please contact the nearest sales office immediately and provide the following information Full nameplate details Details of your order number and delivery docket Full description of the defect 3 PRE COMMISSIONING Satisfactory operation of an electric motor depends on it location Please ensure that the following factors have been taken into consideration a Ambient Temperature The ambient temperature range in which a standard motor will operate without any problems is 15 C to 45 C If motors are required to operate outside this temperatur
7. e gland plate undrilled External earth stud Stator lamination pack Rotor lamination pack Stator frame Inner bearing cap N D E Endshield N D E Fan Fan cowl Bearing N D E Outer bearing cap N D E with oil seal Flinger N D E VERDE RER A A aan aa Sein se ane enn CT E 3 pa ka E i eee aM oe ee Sie fr ae al p i 20 i seed Ahh Fault Finding Three Phase Induction Motors Motor will not start Supply or starter trips out at start Motor starts but has not torque Motor does not reach full speed Motor takes a long time to reach full speed Motor overheating No load amps in excess of full load amps Mechanical noise or Vibration Noisy bearings Bearing overheating Motor amps in excess of nameplate full load amps on load Excessive electrical noise Unbalanced amps in different phases when motor on load Motor runs wrong direction Motor will not start 1 Fault with supply 1 Check for correct voltage at 1 Fit new fuses reset motor terminals circuit breakers etc 2 Motor or load locked up 2 Make sure motor and load 2 Remove clamps are free to turn locks etc 3 Wrong connections in 3 Check to ensure contactors 3 Sort out control circuit control circuit operate Supply or started 1 Wrong or loose connections 1 Check all lugs are properly 1 Fix up connections trips out at start crimped or soldered and connections are tight 2 Motor overloaded 2 Che
8. e range and were not specifically ordered and supplied for such conditions please contact the nearest sales office for advice before proceeding b Ventilation Please ensure that the motor is installed in a suitably ventilated area Ensure that there is a free area in front of the air intake of at least a quarter of the shaft height The exhausted air must not be re circulated back over the motor as this will reduce the effectiveness of the cooling system c Dust If the air contains a high concentration of dust which is permitted to accumulate on the external surfaces of the motor it may result in the motor overheating If the dust is a problem it may warrant the use of a special motor d Hazardous Area Ensure that the motor is certified for use in the area of operation Hazardous areas require specially certified motors e Vibration Ensure that the motor is installed on a solid floor foundation or rigid base free from any external vibration f Mounting Motors are designed for horizontal mounting and frames 100 and above are provided with suitably positioned condensation drain holes All motors in frames up to and including 280 are mechanically suitable for mounting in any position subject to the drain holes being suitably positioned Where it is required to mount larger frame sizes other than horizontal please contact your nearest sales office g Enclosure All motors are Totally Enclosed Fan Cooled and
9. ifferent phases voltage accurately unbalance when motor loaded Motor runs in wrong 1 Wrong connections 1 Watch shaft rotation 1 Swap and two phases or direction supply Fault Finding Single Phase Motors amp Standard Controllers ACO and MCO Does not Close when Started is Called for ACO Closes But MCO Does Not ACO and MCO Close but Motor Fails to Rotate Supply Fuse s Blow When Motor Attempts to Start Overload T O L Trips During Run Up Overload T O L Trips During Running Motor Stalls When ACO Opens After Run Up ACO Does Not Open When Motor up to Speed Problem Possible Cause ACO and MCO Does not Close when 1 Fault with supply eta galet 2 Power supply absent at terminals L1 L2 and N 3 External control circuit is blocking operation 4 Thermal Overload T O L is tripped 5 Control fuse CF 1 is blown 6 ACO coil is open circuit 7 Controller wiring is faulty 8 Electronic switch SC is faulty ACO Closes But MCO Does Not 1 MCO coil is faulty 2 Controller wiring is faulty ACO and MCO Close but Motor Fails to Rotate 1 Supply fuse for L2 is blown 2 Wiring between motor and controller faulty 3 Power supply drop excessive during start due to site conditions 4 Power supply drop increased due to faulty line capacitors CL controllers 11kW and above on
10. ightness of V Belts and alignment of couplings d Ensure that the holding down bolts are tight and the base plate or foundations are rigid e Cleanliness inside and outside the motor 9 FAULT FINDING Please see separate fault finding page Parts Lists TYPE 2A63 2A132 AND 2D80 2D132 oOo NO QO OMB ONA Ana nn O woh oO Parts description Endshield D E with oil seal Wave washer Bearing D E Terminal box Terminal box lid Stator lamination pack Rotor lamination pack Stator frame External earth stud Endshield N D E with oil seal Bearing N D E Fan cowl Fan TYPE 2D315 2D355 OOnND OT BW PD 11 12 13 14 15 16 eg 18 Parts description Outer bearing cap D E with oil seal Wave washer Bearing D E Inner bearing cap D E Endshield D E Terminal box lid Terminal box External earth stud Rotor lamination pack Stator lamination pack Nameplate Stator frame Inner bearing cap N D E Endshield N D E Fan Fan cowl Bearing N D E Outer bearing cap N D E with oil seal me mm it A Zz ssa ay am ODE EAE H L E verserna FS ee jH aa E Pa I DUDeD 43 Parts Lists TYPE 2D315 2D355 NO OONO A W 11 12 13 14 15 16 Ne 18 19 20 Parts description Flinger D E Outer bearing cap D E with oil seal Bearing D E Inner bearing cap D E Endshield D E Terminal box Terminal box lid Terminal box adapter Removabl
11. istors are to be checked for continuity the maximum voltage applied MUST NOT exceed 2 5 volts d c an ohmmeter can be used but a Megger cannot j Heaters Where space heaters are fitted they should be checked for continuity prior to connection to the control circuit Supplies are normally 220 240 V single phase 7 BEARINGS The bearings in all motors are lubricated with lithium based grease Motors running in high or low ambient temperatures may require special bearings and almost certainly special grease As standard the motors are supplied with the following bearings a Frames 63 132 These motors have C3 internal clearance double shielded sealed for life ball bearings These bearings are not designed to be regreaseable b Frames 160 280 These motors have open bearings with a C3 internal clearance Grease nipples are fitted and the motors are regreaseable as standard These motors are fitted with a grease relief plug which must be removed to allow the old grease to purge during regreasing It is recommended that the motor should be run for 2 hours with the plug removed when the new grease is added We recommend that the motors are checked by commisioning and thereafter every three months and regreased if necessary Please refer to the separate bearing and regreasing page c Frames 315 355 These motors have open bearings with a C3 internal clearance and automatic grease relief as standard We recommend
12. lts from becoming loose see Fig 1 Normal hand tools should be used and bolts should only be tightened until the spring washer is fully compressed between the flat washer and the bolt head At gt Electrical connections also need to be done correctly to ensure solid connections and avoid hot joints The correct arrangement on the terminal stud is one flat washer lug from the stator winding another flat washer full nut flat washer half nut lug from supply cable flat washer spring washer and two half nuts All of these nuts should be tight but not over tight as per Fig 2 All fixing bolts and electrical connections should be checked and tightende if necessary after 100 to 200 hours of operation f EA a lt a h ER Recommended tightening torques for electrical terminals in NM Installation And Maintenance Procedure Stud diameter M5 M6 M8 M10 M12 M16 1 8 3 0 80 10 20 60 2 5 40 90 17 30 73 5 BELTS DRIVES Please ensure that the V Belts are of the same manufacture and have the same dimensions Also ensure that the belts are correctly tensioned in accordance with the manufacturers recommendations If the V Belts are not tensioned correctly it can cause belt and pulley wear and or shaft and bearing damage When replacing belts it is recommended that all belts be replaced at the same time It is not generally recommended to use two pole motors for belt drive applications
13. ly 5 Faulty start capacitors CS 6 Mechanical load is excessive 7 Controller wiring is faulty 8 Motor winding is faulty Fault Finding Single Phase Motors amp Standard Controllers Supply Fuse s Blow When Motor Attempts to Start Overload T O L Trips During Run Up Overload T O L Trips During Running Motor Stalls When ACO Opens After Run Up ACO Does Not Open When Motor up to Speed 1 Supply fuses are undersized 2 Faulty line capacitors CL controllers 11kW and above only 3 Faulty start capacitors CS 4 Faulty start capacitors CR 5 Controller wiring is faulty 6 Motor winding is faulty 1 T O L setting is incorrect 2 Motor taking too long to start due to adverse mechanical load and or supply voltage 3 Faulty start capacitors CS 4 Faulty line capacitors CL controllers 11kW and above only 5 T O L is faulty 1 T O L setting is incorrect 2 Mechanical load is excessive 3 Supply voltage is too low during running 4 Faulty run capacitors CR 5 T O L is faulty 1 Mechanical load is excessive 2 Faulty run capacitors CR 3 Controller wiring is faulty 4 Electronic switch SC is faulty 5 Motor winding is faulty 1 Supply voltage not equal each side of neutral 2 ACO is stuck closed 3 Faulty start capacitors CS 4 Controller wiring is faulty 5 Electr
14. om BEVI Norge A S Ulvenveien 90 B NO 0581 Oslo Tel 47 22 076650 Fax 47 22 721669 info bevi no www bevi no BEVI Finland OY AB Hannuksenpelto 6 Fl 02270 Espoo Tel 358 9 27091210 Fax 358 9 27091219 info bevi fi www bevi fi BEVI EST OU Parnu mnt 238 EE 116 24 Tallinn Tel 372 6828 755 Fax 372 6828 754 bevi bevi ee www bevi ee BEVI UAB Savanoriu pr 219 LT 02300 Vilnius Tel 370 5 261 11 12 Fax 370 5 266 00 69 info bevi lt www bevi lt BEVI CHINA 201 Xin Jingiao Road 201206 Shanghai Tel 86 21 5032 5200 Fax 86 21 5032 5202 sales bevi cn www bevi cn
15. onic switch is faulty Bearing Sizes amp Regreasing Information NOTES 1 Motors fitted with grease nipples grease the motor while running and especially during start up for the first Squirrel Cage Electric Motors STANDARD C3 SEALED FOR LIFE DOUBLE SHIELDED ZZ BEARINGS NOT REGREASEABLE BEARINGS IEC FRAME SIZE 2A 4A 63 2A 4A 71 2A 4A 80 2A 4A 90 2A 4A 100 2A 112 4A 112 2A 132 4A 132 2D 3D 160 2D 3D 180 2D 3D 200 2D 3D 225 2P 2D 3D 225 4 8P 2D 3D 250 2D 280 2P 2D 280 4 8P 3D 280 2D 315 2P 3D 315 2P 2D 3D 315 4 8P 2D 3D 355 2P 2D 3D 355 4 8P All bearings with C3 clearance BEARING D E 6201 ZZ 6202 ZZ 6204 ZZ 6205 ZZ 6206 ZZ 6206 ZZ 6306 ZZ 6208 ZZ 6308 ZZ 6309 6311 6312 6312 6313 6314 6314 6317 6316 6317 6316 6319 6319 6322 time If grease outlet plug fitted remove temporarily when greasing and make sure that old grease is coming out from outlet plug or that old permanently with automatic greasing 2 Vertical motors should be regreased at half the time specified above for hori zontal motors 3 It is recommended that Sealed for Life bearings are replaced with new BEARING N D E n lt 3600 6201 ZZ 6202 ZZ 6204 ZZ 6205 ZZ 6206 ZZ 6206 ZZ 6306 ZZ 6208 ZZ 6308 ZZ 6309 6311 6312 6312 6313 6314 6314 6317 6316 6317 6316 6319 6319 6322 REGREASING PERIOD bearings when they are due for regreasing It is possible
16. plate data 4 Wrong connection 4 Check volts and amps in all 4 Restore supply to all phases three phases 5 5 Delta wound motor in star wound motor i 5 Delta wound motor in star star 5 5 Check nameplate 5 Check nameplate s 5 Correct voltage or frequency voltage or 5 Correct voltage or frequency 6 Motor Single Phasing 6 Measure phase to phase 6 Balance supply or accept voltage accurately ee No load amps 1 Incorrect connection 1 amp 2 Check connection 1 aa 2 Sort out and correct in excess of diagram and nameplate data connections at motor terminals full load amps 2 Star wound motor connection Delta 3 Voltage in excess of 3 Measure voltage at motor 3 Correct supply voltage nameplate terminals 4 Motor supplied for different 4 Compare supply voltage 4 Change motor for correct and frequency to nameplate voltage and frequency Mechanical noise 1 Thrust from load or 1 Check gap between coupling 1 Re align couplings or vibration Noisy misalignment halves and alignment 2 Damaged bearings too 2 amp 3 Turn shaft slowly by 2 amp 3 Clean bearing housing much grease no grease or hand and feel for roughness or change bearings and repack bearings Bearings overheating foreign matter in grease stiffness Check for bent shaft with fresh grease or fan rubbing 3 Rotor pulling or foreign matter in air gap 4 Out of balance load coupling 4 Run
17. re died out or run on no load at approximately 20 of rated volts to ensure that any internal moisture is dried out f Starting When a motor is operated for the first time it is recommended that it is run uncoupled from the load to ensure that the direction or rotation is correct and that there is no undue noise or vibration Before running the motor make sure that any loose items such as shaft keys are removed or fixed so that they cannot fly off when the motor is switched on All motors are balanced in the factory with a half key Motors can be run without the key fitted or with the full key fitted however this may cause a small amount of vibration g Reversing To reverse the direction of rotation interchange any 2 of the 3 supply leads In the case of incorrect rotation of a motor fitted with unidirectional fan please contact your nearest sales office h Frequency of Starting Standard motors are capable of 2 starts in succession of 3 seconds duration each start with the motor at normal running temperature Standard motors are also suitable for 6 evenly spaced starts per hour If starting frequency in excess of the above is required please contact your nearest sales office i Thermistors Motors 160 frame and above are supplied with thermistors as standard in some countries The thermistors are terminated in the main terminal box unless separate terminal boxes are specified Please note that if therm
18. these motors are checked by commisioning and thereafter every three months and regreased if necessary We recommend that these motors are regreased whilst they are running It is essential that the grease nipples are always cleaned before each lubrication to ensure dirt does not enter the bearings Recommended greases for normal applications are Frames 63 132 SKF LGMT2 Frames 160 355 BP LS3 SHELL ALVANIA R3 Mixing different greases is not recommended as not all greases are compatible with each other If the motor is subject to any axial thrust please contact your nearest sales office as special thrust bearings may be necessary For motors without grease relief facilities the old grease must be cleaned out from time to time by removing the bearing cap and or endshield The bearing and housing must then be repacked with grease and reassembled Do not overfill the bearing housing it should not be more than a quarter full of grease after reassembly The bearing details and regreasing information are shown on the bearing and regreasing page 8 MAINTENANCE We recommend that if a motor is used continuously that it is removed for inspection and dismantled every 5 years Items that should be checked and recorded are a Insulation resistance and temperature at which it is measured Expect the insulation level to be low if the motor is hot b Inspection of the bearings and check for discoloration of the grease c T
19. to remove the shield from the outboard side of these bearings clean them out and repack them with fresh grease but it is not recommended The grease is retained between the inboard bearing shield and the oilseal in the endshield as all motors are IP55 and fitted with an oilseal at both ends 4 Regreasing time should be reduced if bearing operating temperature is in excess of 70 C 5 n R P M QUANTITY HOURS GRAMS n lt 1800 n lt 1200 Bearing And Greasing Arrangements V1 motor with DE 7 series thrust bearings with regreasing and grease Standard bearing arrangement Non drive and loacated relief Suitable for B3 and V1 Suitable for B3 and V1 Suitable for B3 and V1 2A80 132 FRAME 2D160 280 FRAME 2D315 355 FRAME Standard bearing arrangement with regreasing and grease Standard bearing arrangement with regreasing and grease relief relief Suitable for B3 Suitable for B3 and V1 V1 motor with DE 7 series thrust bearings located with regreasing and V1 motor with NDE 7 series thrust grease relief bearings BEVIAB Beviv gen 1 SE 384 30 Blomsterm la Tel 46 499 271 00 Fax 46 499 200 08 salesQbevi se www bevi se BEVI NORD AB Kontaktvagen 8 SE 901 33 Umea Tel 46 90 70 44 30 Fax 46 90 13 96 60 bevinord bevi se www bevi se BEVI Danmark A S Baldersbuen 14 DK 2640 Hedehusene Tel 45 39 673605 Fax 45 39 675660 bevi bevi dk www bevi dk BEV www bevi c
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