Low-voltage machines IP55, EExd(e), Frame size 63-450
Low-voltage machines IP55, EExd(e), Frame size 63-450
This document provides technical specifications for explosion-protected three-phase low-voltage squirrel-cage motors with flameproof enclosures, ranging from 0.12 to 630 kW. It emphasizes compliance with European standards, particularly focusing on explosion protection.
Design Types
The motors are available in various construction types and materials, with guidelines for installation in normal and low temperatures. Details on protection types, paintwork, terminal boxes, and permissible bearing loads are included.
Electrical Design
Specifications for motors up to 690 V are provided, including connection diagrams and protective devices. Operating characteristics for different frequencies and speeds are outlined for both mains and inverter operations.
Explosion Protection
The document outlines explosion protection types according to DIN EN 50 014 and VDE 0170/0171 Part 1, describing constructional requirements for flameproof enclosures and increased safety designs. Compliance with the European Directive 94/9/EC (ATEX 100a) is ensured.
Standards and Compliance
International and national standards for electrical rotating machines are listed, emphasizing compliance with ATEX directives and certified quality assurance systems.
Introduction to ATEX Directives
The transition to the ATEX 100a Directive is outlined, with compliance deadlines for new and existing equipment. Both old and new regulations can be followed during the transition period.
Temperature Classes and Explosion Protection
Permissible temperatures for electrical apparatus under different temperature classes and explosion protection groups are specified, with a detailed table of ignition temperatures.
Zone Classification for Motors
Motors are classified based on zone divisions for flammable gases and dust, with certification requirements varying by zone.
Motor Design and Construction Types
Details on motor construction types, frame sizes, and mounting options are provided, with special considerations for vertical designs and high-voltage motors.
Materials and Labelling
Information on materials used for casings and terminal boxes is included, along with rating plates and labelling requirements.
Installation and Temperature Considerations
Standard motors are suitable for outdoor installation, with special designs for extremely low temperatures.
Protection Types and Paintwork
Available protection types and paintwork options for different environmental conditions are outlined.
Terminal Boxes
Terminal boxes are designed to meet specific protection standards, with special versions for higher voltage applications.
Specifications
Specifications for high and low voltage motors, including terminal box designs and additional terminals for temperature sensors, are detailed.
Procedures
H.V. motor terminal boxes conform to specific standards, with various cable entry components listed.
Norms and Standards
Terminal boxes are protected to specific standards, with protection type IP56.
Recommendations
Recommendations for thermal monitoring and bearing maintenance are provided.
Key Data from Tables
Data on cable entry threads, permissible bearing loads, and lubrication intervals are summarized.
Specifications for Low-Noise Motors
Specifications for low-noise motors, including maintenance-free service life and noise reduction features, are outlined.
Design and Features
Design features for noise reduction and efficiency are highlighted, including fan types and cooling systems.
Special-Purpose Motors
Special-purpose motors for corrosive environments are described, with details on protective measures.
Attachments and Flanges
Special attachments and flanges for motors are listed.
Electrical Design
Electrical layout for motors up to 690 V is detailed, with emphasis on protection against aggressive environments.
Protective Devices
Protective devices such as motor protection switches and temperature sensors are recommended.
Anti-Condensation Heating
Specifications for anti-condensation heating are provided.
Operating Characteristics
Operating characteristics for motors up to 690 V are briefly mentioned.
Specifications for Motors at Rated Frequencies
Specifications for motors operating at 50 Hz or 60 Hz are outlined, with efficiency and power factors specified.
Operating Conditions
Motors are suitable for continuous operation at rated voltage and speed, with output reductions necessary for higher temperatures and altitudes.
Motor Construction
Details on motor construction, including rotor types and torque variations, are provided.
Overload and Startup
Overload handling and permissible startup times are detailed.
Frequency Inverter Operation
Operation with frequency inverters is described, with effects on speed and noise levels.
Testing and Compliance
Additional testing for non-standard conditions and winding temperature monitoring systems are recommended.
Tables and Data
Detailed tables listing technical data for various motor types are included.
Catalog excerpts
ELECTRICAL MACHINES, DRIVE SYSTEMS AND SYSTEM ENGINEERING IP55 > Frame size 63-450 55 > II 2 G EExd(e) IIC(B) T4 55 > Explosion-protectedThree-Phase Low-Voltage Squirrel-CageMotors, flameproof enclosurefrom 0.12 to 630 kWM1.23e 2001 size="-2">
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■ Single speed motors ■ Change pole motors ■ Motors for frequency converter supply > Supersedes: ■ Technische Liste M1.23 e ✦ 2000 Revisions All technical data, outputs, dimensions and weights, stated in this catalogue, are subject to change without notice. Illustrations do not purport to show constructional details.08.01 >
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PageGeneral Information Page Inverter operation 50 Hz, n 39Mains operation60 Hz, n Standards of several EU and non-EU countries 2Explosion protection > s = 750 rpm, 2p = 8 40Mains operation60 Hz, n 4Explosion protection types of electrical machines > s = 3600 rpm, 2p = 2 41Mains operation60 Hz, n 4Validity of European standards EN 50... > s = 1800 rpm, 2p = 4 42Mains operation60 Hz, n 7 > s = 1200 rpm, 2p = 6 43Mains operation, increased output50 Hz, n Design Types > s = 900 rpm, 2p = 8 Construction types 8Materials, plates and labelling 44Mains operation, increased output50 Hz, n > General information...
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Country International Europe Germany Great Britain Title IEC International Electrotechnical Commission EN ֖ CENELEC European Committee forElectrotechnical Standardisation DIN/VDE GermanIndustrial Standard/Association of German Electrotechni- cians BS ֖ British Standards Electrical rotating machines Rated operation and technical data IEC 60034-1, IEC 60085 EN 60034-1 DINEN 60034-1/ VDE0530 Part 1 BS 4999: P1 BS 4999: P69 Protection types of rotating electrical machines IEC 60034-5 EN 60034-5 DINIEC 34 Part 5/ VDE0530 Part 5 BS 4999: P20 > General Information Cooling methods of rotating electrical...
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France Italy Belgium Switzerland Austria USA NF Norme Fran֧ais CEI Comitato Elettrattecnico Italiano NBN ֖ Norme Belge SEV Schweizerischer Electrotechnical Board ֖VE Austrian Association forElectrotechnology NEMA/NEC ֖ National MG.- ... Electric Code NF C 51-100 NF C 51-111 CEI 2-3355 NBN C 51-101 NBN C 51-102 SEV 3009, 1978 VE-M 10, Part 1 ֖VE-M 10, Part 2 MG 1-1.65 MG 10-10.37 NF C 51-115 CEI 70-1519 NBN C 51-105 UNEL 05515 SEV 3009-6 MG 1-1.25 MG 1-1.26 IEC-34, Part 6 CEI 2-/No. 454 NBN C 51-106 SEV 3009-6 - MG 1-1.25 MG 1-1.26 > General Information NF C 51-117 CEI-UNEL 05513 NBN C 51-107...
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Protection typeletter symbol Constructional requirements Protection concept Application for type of electrical machine Flameproof enclosure dӔ DIN EN 50 018 VDE 0170/0171 Part 5 Apparatus for zones 1 and 2 All potential ignition sources are housed inside a flameproof enclosure. Unavoid-able sealing surfaces are therefore designed as flameproof joints, so that, in case of ignition of an explosive atmosphere inside the enclosure, the explosive atmosphere is not transferred to the potentially explosive atmosphere surrounding the enclosure. All types of motors, e.g. squirrel-cage motorsՕslipring...
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Permissible temperatures for electrical apparatus DIN EN 50014; VDE 0170/0171Explosion protection groups IIA, IIB, IIC Ignition temperature of medium relative to temperature limit Temperature class Permissible surface temperature of apparatus incl. ambient temperature of 40C (temperature limit) above 450аC T1 450C > General Information above 300 Ж 450C T2 300аC above 200 300ְC T3 200C above 135 Ж 200C T4 135аC 100 135ְC T5 100C 85 Ж 100C T6 85аC > Permissible use of motors according to their classification by zone division Group Cate-gory Zone classification Definition acc. to ElexV Certifica-...
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Examples of the classification of flammable gases and vapours according to temperature class and explosion group to DINVDE0165 Group Temperature classes T1 T2 T3 T4 T5 T6 Firedamp protection I Methane (firedamp) Note about the table:Additional examples are provided in the publication ғSafety engineering characteristics of combustible gas-es and vapours by Nabert/SchԶn, Deutscher Eichver-lag, Berlin. > General Information Explosion protection IIA Acetone AmmoniaBenzolAcetic acid EthaneEthyl acetateEthyl chloride Carbon monoxideMethane MethanolMethyl chloride PropaneToluene I amyl acetate n butane...
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General Information EU Countries Approved EU Ex testing authorities Germany PTB/BVS/IBExU/... According to the Treaty of Rome and the Maastricht Treaty, EN regulations must be valid in all EU member states, and the conformity certificates issued by EU-approved testing authorities must therefore be recognized by all EU members. Accordingly, electrical apparatus approved for use on the basis of conformity and EC type testing certificates can be supplied without restriction to the countries mentioned in the first column. Greece Luxembourg SEE Portugal Iceland Great Britain & Northern Ireland EECS/SCS...
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tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:6.00pt "Arial", sans-serif; } .font1 { font:7.00pt "Arial", sans-serif; } .font2 { font:10.00pt "Arial", sans-serif; } 8 Construction Types Up to frame size 355 - any number of poles - IM B3 as IM B6, IM B7, IM B8, IM V5*, IM V6* Exception: For the vertical design types marked the motor bearings are designed so that they IM B5 as IM V1 *, IM V3* *, protective devices must be fitted to provide can be used as described below without modifi- IM B35 as IM V15*, IM V36* protection against dripping water and to prevent cation. IM B14...
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Design Types Materials for casings, end shields, terminal boxes and fans Frame size Housing type End shield Terminal box Fan cowl Radial-flow fan Axial-flow fan Material Feet EEx e EEx d 2-pole 4, 6, 8-pole 63 Grey cast iron Grey cast iron, bolted Grey cast iron Grey cast iron, bolted Grey cast iron, bolted n/a n/a n/a 71 Sheet steel Plastic > 1) Plastic > 1) 80 90 100 112 132 Plastic 160 180 200 225 Cast alumini- um alloyHub in grey cast iron 20 Cast alumini-um alloyHub in grey cast iron 20 250 280 315 355 Steel, welded Steel, welded Steel, welded 400 Steel, welded Steel, welded 450 Notes >...
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