VEM W52R 355 Series Manual Download

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ELECTRIC DRIVES

FOR EVERY DEMAND

Supplementary
assembly, operating and maintenance instructions

Explosion-proof three-phase asynchronous motors with
squirrel-cage rotor for high voltage

Ignition protection types
Increased safety “eb” and “ec”
Protection by enclosure “t”

Series W52R 355 ... to W52R 450 ..

Translation of original German

ATEX

Summary of Contents for W52R 355 Series

Page 1: ...g and maintenance instructions Explosion proof three phase asynchronous motors with squirrel cage rotor for high voltage Ignition protection types Increased safety eb and ec Protection by enclosure t...

Page 2: ...ge First edition 09 2015 11 2015 Annex 2 Update of EU Declaration of Conformity 01 2016 Change of section 5 7 to 5 8 Section 5 7 entry parts new Annex 4 new Change in the wording for the heating ca bl...

Page 3: ...3 Risk assessment with regard to possible sparking in Ex eb IIC 3 Information about ignition protection type increased safety ec 3 1 Protective principle labelling 3 2 Risk assessment with regard to...

Page 4: ...make changes to the product the technical data or the assembly operating and maintenance instructions without prior notice Designs technical data and illustra tions are only ever binding with written...

Page 5: ...ng to IEC EN 60034 5 for motors used in zones 1 2 and 22 is a minimum of IP 55 For use in zone 21 the motors are designed to meet IP 65 as a minimum Only electrical machines with the approved type of...

Page 6: ...erved 1 6 Transport and storage Any damage detected on delivery must be reported to the transport company immediately if necessary commissioning must be prevented Transport eyes attachment points are...

Page 7: ...ain the temperature class and the permissible operating temperature The motor must not be enclosed Compare current type mains voltage and frequency Pay attention to the circuitry Observe rated current...

Page 8: ...ions When inserting the supply cables into the terminal box make sure that the cables have strain relief The in side of the terminal boxes must be kept clean The seals must be undamaged and correctly...

Page 9: ...eration If there are changes compared to normal operation e g increased tempera tures noises and vibrations the machine must be switched off in case of doubt The cause must be determined and the manuf...

Page 10: ...ating manual must be observed Operation from the frequency inverter for use in zone 2 22 Ex II 3G Ex II 3D Operation with the frequency inverter is only permitted within the operating points specified...

Page 11: ...ts are stated on the rating plate or on the EC Type Examination Certificate If the certificate number ends in an X special conditions on the EC Type Examination Certificate must be observed Electrical...

Page 12: ...gap with squirrel cage rotors A risk assessment has been carried out by the manufacturer regarding possible sparking in the air gap of squirrel cage rotors If the sum of the factors is greater than 6...

Page 13: ...tures of surfaces on which dust may be deposited or which may come into contact with a cloud of dust are kept below the temperatures specified in this standard All parts with electrical sparks or temp...

Page 14: ...ox optional star point box The stator housing with feet is made of grey cast iron the bearing plates and terminal box are made of grey cast iron For high voltage motors a welded steel construction is...

Page 15: ...connections must then be assembled with locking nuts taking into account the thickness of the plate The diameter of these through holes must be selected in accordance with DIN EN 50262 5 8 Standstill...

Page 16: ...layers of dust lead to a temperature increase on the surface of the motor Dust deposits on motors and even their complete filling with dust must there fore be avoided as far as possible by appropriate...

Page 17: ...t therefore be strictly observed by taking the following steps among others Limiting the total paint or resin layer thickness according to the explosion group to IIA IIB Total coating thickness 2 mm I...

Page 18: ...ts list may be used this applies in particular to seals and connecting parts The following information is required when ordering spare parts Spare part designation Motor type Motor number 12 Disposal...

Page 19: ...allation operating and maintenance instructions English Explosion proof three phase asynchronous motors with squirrel cage rotor for high voltage 815001 Edition 09 2020 19 13 Terminal box construction...

Page 20: ...5 4 1 5 5 1 5 6 1 5 7 1 5 8 1 5 9 1 5 10 1 5 13 1 5 15 1 6 1 1 6 5 1 7 2 1 7 4 1 Die Inbetriebnahme der unvollst ndigen Maschine ist solange untersagt bis die Konformit t der Maschine in welche die un...

Page 21: ...Supplementary installation operating and maintenance instructions English Explosion proof three phase asynchronous motors with squirrel cage rotor for high voltage 815001 Edition 09 2020 21 Annex 2...

Page 22: ...Supplementary installation operating and maintenance instructions English Explosion proof three phase asynchronous motors with squirrel cage rotor for high voltage 815001 Edition 09 2020 22...

Page 23: ...tion of the flange is determined by the motor manufacturer Before putting the motor into operation the free volume of the motor enclosure must be purged with inert gas if necessary after ignition risk...

Page 24: ...d on the equipment rating plate or terminal box Alternatively the number and position of the entry threads are indicated on the dimension drawing of the mo tor Unless otherwise ordered cable glands fr...

Page 25: ...instead be approved according to IECEx or if selected by the plant operator they must be approved according to IECEx The motors are labelled as IECEx compliant For IECEx approved motors references to...

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