VEM W41 Series Installation, Operating And Maintenance Instructions Download

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Edition 12.2014

Ident.-no. 83627 01

Installation, operating and

maintenance instructions

Transnorm motors with squirrel-cage rotor

Low-voltage (up to 1.000 V)

High-voltage (up to 11.000 V)

Size

315 … 450

Translation

W41./W42./ A41./A42.

W52.

Motors that comply with the Regulation 2005/32/EC
and the order No. 640/2009 receive the marking
IEx before the type designation, whereas x= 2,3
(acc. to EN

60034-30)

(Example IE3-W42R 355 M 2)

Summary of Contents for W41 Series

Page 1: ...th squirrel cage rotor Low voltage up to 1 000 V High voltage up to 11 000 V Size 315 450 Translation W41 W42 A41 A42 W52 Motors that comply with the Regulation 2005 32 EC and the order No 640 2009 receive the marking IEx before the type designation whereas x 2 3 acc to EN 60034 30 Example IE3 W42R 355 M 2 ...

Page 2: ...ransmission or use of this document or its contents is not permitted without express written authority Offenders will be liable for damages All rights including rights created by patent grant or regis tration of a utility model are reserved VEM motors GmbH 2013 All rights reserved This manual is subject to changes ...

Page 3: ...ate or base frame with T head bolts 8 Fastening exact alignment 9 Insulation Check 10 Motor connection 10 1 Electric connection for low voltage up to 1 000 V 10 2 Electric connection for high voltage 2 2 kV up to 11 kV 10 3 Direction of rotation 11 Commissioning 12 Maintenance 12 1 Initial inspection 12 2 Main inspection 12 3 Bearings and Lubrication 12 4 Condensate drain 12 5 Cleaning 13 Long ter...

Page 4: ...expressly designed for this application Delivery of motors complying with special regulations i e classification societies regulations for explosion protec tion is possible For these applications special additional manuals are available like for example for roller table motors and motors in explosion protected design As scope of delivery the details on the corresponding order con firmation are bin...

Page 5: ...er roller bearing on D side Oth er types of constructions can have a different type of bearing design All bearings are dust tight and from shaft size 315MX upwards they have lubrication device and grease feed regulator Information about bearings see chapter 12 3 2 3 Cooling system The motors are surface cooled cooling type IC 411 complying with IEC 60034 The heat exchange is done from stator core ...

Page 6: ...ed output kW 7 Rated power factor 8 Connection type 9 Rated voltage V 10 Rated current A 11 Rated speed r p m 12 Rated frequency Hz 13 Thermal class Th cl 14 Type of protection IP 15 Mass of product kg 16 Additional information 17 Additional information coolant temperature 1 coolant temperature 2 C 18 Type of construction 19 Month year of construction 20 Type of grease 21 Bearing DE 22 Amount of g...

Page 7: ... factor 11 Rated current 12 Efficiency class 13 Efficiency 14 Rated speed 15 Rated output 16 Inverter information part 1 17 Inverter information part 2 18 Inverter information part 3 19 Inverter information part 4 20 Additional information 21 Type of construction 22 Standard 23 Month year of construction 24 Additional information coolant temperature 1 coolant temperature 2 C Standard and individua...

Page 8: ...n cowls The eye bolts attachment eyes of the motors together with appropriate lifting tackle must be used for transport The eye bolts attachment eyes are intended for the lifting of the motors only No other additional load must be lifted together with the motor If eye bolts attachment eyes are removed after installation the tapped holes must be blanked off permanently according to the Protection S...

Page 9: ... motors are to be installed in such a way that they are free from vibrations With precision balanced motors special instructions are to be followed When the installation is completed the user must ensure protection of movable parts and safety of operation Direct coupling to the driven machine requires a particularly accurate alignment The shafts of both machines must be in alignment The shaft heig...

Page 10: ...s assembly no ham mering must be used so that the bearings will not be damaged 7 6 Steel foundations The design of a steel foundation is determined by the application of the motor In many cases they are foundation slabs or steel floors in buildings or vehicles Foundation slabs must be erected on load bearing concrete When the motor is starting or running down the natural frequency is passed in cas...

Page 11: ...w foundation 2 Cast concrete 3 Sprue 4 Foundation block 9 Shims for exact alignment 10 Foot of machine 11 Washer reinforced 12 Hexagonal head screw ISO 4017 Procedure The foundation blocks 4 are screwed on centred to the through bores of the machine feet 10 without the shims 9 To ensure exact centring the hexagonal head screws 12 can be covered with pieces of card board The motor is placed on the ...

Page 12: ...r end with a hexagonal nut 8 The thread should jut out for approx 20 mm The motor is placed on the prepared raw foundation 1 Below the base plate there should be 40 to 60 mm space for flattened steel bars for rough alignment 4 By placing flattened steel bars 4 between raw foundation 1 and base plate 5 the motor is roughly aligned The flattened steel bars 4 should be placed within a distance of app...

Page 13: ...ment 4 The anchor plates 13 and special foundation nuts 14 are fastened temporarily so that a height alignment is possible If necessary repeat the adjusting of the hexagonal nut 8 and special foundation nut 14 By placing flattened steel bars 4 between raw foundation 1 and base plate 5 the motor is roughly aligned The flattened steel bars 4 should be placed within a distance of approx 500 mm and im...

Page 14: ... the upper end with a hexagonal nut 8 The thread should jut out for approx 20 mm The motor is placed on the prepared raw foundation 1 Below the base plate there should be 40 to 60 mm space for flattened steel bars for rough alignment 4 The T head bolts 7 are inserted in the anchor plates 13 There is only one possibility to insert the T head bolts in the anchor plates They are then fastened by rota...

Page 15: ...ws The term anchor bolt is used in the following for anchor screws stone bolts and T head bolts Tightening torques See chapter 11 Necessary measurement devices Gauge with stand Laser alignment device Sensor gauge Water level Preliminary preparations Before exact alignment the following preparations must be done The cast concrete must be hardened completely Check the tight fit of the anchor bolt in...

Page 16: ...or the plant specification Check with a gauge if the axial runout of the coupling halves on the shafts is kept The shafts must be ro tated during this test The values for axial runout must not exceed x given in the table below Alternatively the manufacturer must be contacted With the laser alignment device the following tolerances are checked If the manufacturer of the work ma chine has defined di...

Page 17: ... climate conditions and with no anti condensation heating condensation on the winding can be taken into operation if the insulation resistance of the cold motor is not below the values from point 2 of the table If the insulation value is below that value the windings must be dried or in some special cases even cleaned and then dried It must be checked if the insulation value was restored after a s...

Page 18: ...0 70 100 110 The arrangement of cable lugs nuts and counter nuts must be done according to the drawings from chapter 20 Design of terminal boxes Terminal box Rated current Type of protec tion Terminal Cable lug Max terminal cross sec tion A mm 2 6 kV 250 IP 55 DIN46264 6 M16 Ms or DIN46264 6 M12 Ms DIN46234 150 10 kV 10 315 400 IP 55 DIN46264 6 M16 Ms DIN46234 DIN46235 240 Bolt M12 only permitted ...

Page 19: ... 150 250 400 End shield 25 45 75 170 275 Bearing cover 15 20 20 Terminal box 7 5 12 5 20 Before closing the terminal box make absolutely sure that the connection has been made in accordance with the wiring diagram all terminal box connections are tightened all minimum values of air paths are maintained see ch 7 the interior of the terminal box is clean and free from foreign particles unused cable ...

Page 20: ...ollowing examinations will be done at standstill of the motor a Check of the foundations There must be no cracks or other damages like depressions b Check of the motor alignment The motor alignment must be within the given tolerances c Check of the fastening bolts All bolts used for fixing mechanical and electrical connections must be tight see also the table for tightening torques for bolts in ch...

Page 21: ... independent of operating hours This is due to the re duction of lubrication properties of the grease The indicated number of service hours is only valid for operation at rated speed When using inverter feeding the indicated lubrication periods are reduced by 25 because of the higher temperature increase If during operation of the motor via an inverter the nominal speed is exceeded then the regrea...

Page 22: ...typ V Ring Typ Stück IM B3 IM V1 IM B3 6317 C3 IM V1 Q317 C3 IM B3 6316 C3 IM V1 Q316 C3 IM B3 6317 C3 IM V1 Q317 C3 6317 C3 Q317 C3 IM B3 6317 C3 IM V1 Q317 C3 IM B3 6317 C3 IM V1 Q317 C3 IM B3 6317 C3 IM V1 Q317 C3 IM B3 6317 C3 IM V1 Q317 C3 IM B3 6317 C3 IM V1 Q317 C3 IM B3 6317 C3 0D12110 1 1200 12 85 NU 317 E 85 6317 C3 85A IM V1 7317B 85 7218B NU218 E 90 6317 C3 85A 0D12110 1 1200 12 IM B3 ...

Page 23: ...sts and salts Preferably mo tors shall be moved and stored only in original packing Storage and transport with motors standing on their fan covers is not allowed Additionally unprotected metal surfaces like shaft ends and flanges must be protected with a medium for long time corrosion protection in addition to the existing factory provided temporary corrosion protec tion If there is a risk of moto...

Page 24: ... radioactive hazardous to water climate changing ozone depleting especially all substances from attachment VI Ban for manufacturing and usage from ordi nance on hazardous substances When disposing of the motors please observe applicable national law In addition please take care that all oil and grease is disposed according to the ordinance of waste oils Altölver ordnung They must not be contaminat...

Page 25: ...l connection diagram which is also attached Single speed squirrel cage motors Single speed squirrel cage motors low voltage Y high voltage Star delta switch connection For star delta switch without bridges connection according to the switch scheme Motor with thermal winding protection Terminal board connection as above 1 set of PTC thermistors TPM in the winding 2 sets of PTC thermistors TPM in th...

Page 26: ... terminal box for low voltage applications Design example Y connection position of terminal link see chapter connection diagrams Figure 1 Terminal box KK 400B Figure 2 Terminal box KK 630 A Connection with cable lugs Figure 3 Terminal box KK 630 A Figure 4 Terminal box KK 630 A Connection without cable lugs Connection without cable lugs ...

Page 27: ...nce Instructions Translation English VEM motors GmbH 2013 27 Standard and Ex design Illustration without terminal links position of terminal links see chapter connection diagrams Figure 5 Terminal box KK 1000 A Connection with cable lugs ...

Page 28: ...ating and Maintenance Instructions Translation English VEM motors GmbH 2013 28 20 2 Design of terminal box for high voltage applications Figure 6 Terminal box rated voltage 6 kV Figure 7 Terminal box rated voltage 10 kV ...

Page 29: ...earing cover non drive end internal 3 03 Leitscheibe N Seite Guide disk non drive end 3 04 Schleuderscheibe N Seite Grease thrower ring non drive end 3 05 Lagerdeckel N Seite innen Bearing cover non drive end internal 3 06 Wälzlager N Seite Antifriction bearing non drive end 3 07 Dichtring N Seite Gasket ring non drive end 4 01 Lüfter Fan 4 02 Lüfterhaube Fan cowl 4 03 Innenlüfter Inner fan 4 04 L...

Page 30: ...ation Operating and Maintenance Instructions Translation English VEM motors GmbH 2013 30 Three phase asynchronous motor basic version W41 W42 315 450 W52 400 450 example delivered version may differ in details ...

Page 31: ...ruption of a phase in the supply conductor check the switch and the supply conductor Interruption of a phase in the supply conductor after switching on check the switch and the supply conductor Mains voltage too low frequency too high check the mains conditions Mains voltage too high frequency too low check the mains conditions Stator winding misconnected check the winding connections Turn to turn...

Page 32: ...ndation after consultation Changes in the foundation Determine the cause eliminate it and re align the machine Too much grease in the bearing Remove excess grease Coolant temperature higher than 40 C Regrease bearing with suitable grease V type rotary seal or gamma ring are dragging Replace V type rotary seal or gamma ring maintain the prescribed installation clearance Lubrication insufficient Lub...

Page 33: ...Installation Operating and Maintenance Instructions Translation English VEM motors GmbH 2013 33 23 EC declaration of conformity for low voltage motors and generators ...

Page 34: ...5 15 1 6 1 1 6 5 1 7 2 1 7 4 1 Die Inbetriebnahme der unvollständigen Maschine ist solange untersagt bis die Konformität der Maschine in wel che die unvollständige Maschine eingebaut wurde mit der Maschinenrichtlinie 2006 42 EG festgestellt ist The partly completed machinery must not be put into service until the final machinery into which they have been incorporated has been declared in conformit...

Page 35: ... Maintenance Instructions Translation English VEM motors GmbH 2013 35 VEM motors GmbH Carl Friedrich Gauß Straße 1 D 38855 Wernigerode fon 49 0 39 43 68 0 fax 49 0 39 43 68 21 20 email motors vem group com web www vem group com ...

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