BA Electrical Machines

M 3000 Ex-motors n IEC and EN standards Apparatus groups n n n Group I - Mines susceptible to firedamps Group II - Other places Gas groups (needed only for Ex d and Ex i) n IIA (e. g. Propane) n IIB (e. g. Ethylene) n n IIC (e. g. Acetylene and Hydrogen) Zones n Zone 1 - occasionally n © BA Electrical Machines - 2 M 3000 Ex-motors - 2 August 2002 Zone 0 - continuously n n Zone 2 /Category 3 in abnormal conditions Zone 2 - in abnormal conditions Temperature classes T 1 450°C T 2 300°C T 3 200°C T 4 135°C Zone 1 / Category 2 Occasionally Ex e Ex p EEx p Ex d EEx d T 5 100°C Ex n. A Ex e EEx e Ex p Ex d EEx d Zone 0 Category 1 Continuously Not suitable for motors T 6 85°C

M 3000 Ex-motors Marking (EN) Marking according to ATEX-directive 0081 II 2 G / D Gas or Dust Equipment Category (Zone 1) Group of equipment for Surface Use in explosive atmosphere Ex. NB CE-marking Standard marking according to EN-standards EEx - Explosion protected apparatus (Euro Norms) n Type of Protection n II - Group (other than mines) n © BA Electrical Machines - 3 M 3000 Ex-motors - 3 August 2002 n A, B, C - Gas groups n n Used only with protection types d and ia/ib Temperature Class EEx d II C T 4

M 3000 Ex-motors Marking (IEC) Ex n. A II n EEx - Explosion protected apparatus n n. A - Type of Protection n II - Group (other than mines) n A, B, C - Gas groups n © BA Electrical Machines - 4 M 3000 Ex-motors - 4 August 2002 n Used only with protection types d and ia/ib Temperature Class T 1 T 2 T 3 T 4 T 5 T 6 450°C 300°C 200°C 135°C 100°C 85°C T 3

M 3000 Ex-motors ATEX Certified n Frame sizes 71 -315 ATEX certified n n Dust ignition proof 71 -315 n © BA Electrical Machines - 5 M 3000 Ex-motors - 5 August 2002 Non-sparking 71 -315 n n Flameproof 80 -315 Increased safety 80 -315 Frame sizes 355 -400 certification ongoing, ready by end of 2002

M 3000 Ex-motors Basics of ATEX directive and timetable ATEX-directive (94/9/EC) n n Compulsory after end of June 2003 Covers all equipment, which will be installed in hazardous area in EU (also non-electrical devices) Requirements are divided in three categories: n n n Technical requirements from harmonised EN-standards Health and Safety aspects Production Quality requirements Timetable n ABB delivered the first ATEX certified motor in 02/1999 © BA Electrical Machines - 6 M 3000 Ex-motors - 6 August 2002 Directives 76/117/EEC, 79/196/EEC and 82/130/EEC 94/9/EC (Atex) Marking Until 29. 2. 1996 1. 3. 96 -30. 6. 2003 From 1. 7. 2003 Valid

M 3000 Ex-motors n ATEX directive - Requirements Technical n All technical requirement based on harmonised EN standards n Harmonisation n n New EN standards cover all EU countries Health and Safety n All requirements focus on safety instructions n All equipment must be delivered with instructions for safe: n © BA Electrical Machines - 7 M 3000 Ex-motors - 7 August 2002 n putting into service, use, assembling and dismantling, maintenance, installation, adjustment In practice manuals (in English) and safety instructions (official language of the country and in English)

M 3000 Ex-motors EC Declaration of Conformity Directive 94/9/CE (ATEX): The only document which is mandatory to be given with each delivery is: EC Declaration of Conformity. With this document ABB takes the commitment and responsibility that the products respect the ATEX directive. This document gives information on; © BA Electrical Machines - 8 M 3000 Ex-motors - 8 August 2002 - product quality assessment notification - EC type examination certificate (with reference numbers).

M 3000 Ex-motors Hazardous area motors n Frame sizes 71 to 400 n Output power 0. 25 to 630 k. W n M 3000 concept n Variants Flameproof EEx d(e) n Increased Safety EEx e n Non-sparking EEx n. A/Ex n. A n © BA Electrical Machines - 9 M 3000 Ex-motors - 9 August 2002 n Dust Ignition Proof

M 3000 Ex-motors Flameproof motors EEx d/EEx de IIB/IIC T 4 Frame sizes 80 to 400 Output power 0. 55 to 630 k. W EEx d Motor and terminal box flame proof n © BA Electrical Machines - 10 M 3000 Ex-motors - 10 August 2002 n EEx de Motor flameproof and terminal box of “Increased safety EEx e” -construction

M 3000 Ex-motors Increased safety motors EEx e II T 3 Aluminium Frame sizes 90 to 250 Output power 1. 1 to 53 k. W Cast Iron Frame sizes 80 to 400 Output power 0. 55 to 330 k. W n According to n n © BA Electrical Machines - 11 M 3000 Ex-motors - 11 August 2002 n EN 50014/50019 VIK (only cast iron) Temperature classes T 2 -T 3

M 3000 Ex-motors Non-sparking motors EEx n. A/Ex n. A II T 3 Aluminium Frame sizes 90 to 280 Output power 1. 1 to 95 k. W Cast Iron Frame sizes 71 to 400 Output power 0. 25 to 630 k. W n Present marking n n © BA Electrical Machines - 12 M 3000 Ex-motors - 12 August 2002 Ex n. A acc to IEC 79 -15 n n EEx n. A acc to EN 50021 Ex N acc to BS 5000: 16 Temperature class T 1 -T 3

M 3000 Ex-motors Motors for dust ignition protection (DIP) Aluminium Frame sizes 90 to 250 Output power 1. 1 to 55 k. W Cast Iron motor Frame sizes 71 to 355 Output power 0. 25 to 500 k. W Zones 21 and 22 n acc. to EN 50281 -1 -1 n Category 2 D - T 125°C - IP 65 n © BA Electrical Machines - 13 M 3000 Ex-motors - 13 August 2002 n Category 3 D - T 125°C - IP 55

M 3000 Ex-motors Basic motor design Terminal box Lifting lugs Improved cooling Bearings © BA Electrical Machines - 14 M 3000 Ex-motors - 14 August 2002 Sealing Active material Frame Corrosion protection

M 3000 Ex-motors Bearings n Lubrication n Lifetime lubrication sizes 71 -132 Regreasable bearings sizes 160 -400 Sealing n n © BA Electrical Machines - 15 M 3000 Ex-motors - 15 August 2002 Gamma ring sizes 160 -250 n n 2 RS integral seals sizes 71 -132 V-ring sizes 280 -400 Valve disc as standard in sizes 160 -400

M 3000 Ex-motors Terminal box 4 x 90° turnable as standard in sizes 71 -250 and 2 x 180° in sizes 280 -400 n Cable glands included in cast iron sizes 160 -400, except by flameproof EEx d motors n Metric threads as standard n © BA Electrical Machines - 16 M 3000 Ex-motors - 16 August 2002 n Easy fastening for separate terminal box

M 3000 Ex-motors Rating plate examples IEC 71 - 132 Flameproof motors n n © BA Electrical Machines - 17 M 3000 Ex-motors - 17 August 2002 IEC 160 - 400 Stainless steel Individual serial number

M 3000 Ex-motors and frequency converters n Designed for variable speed drive as standard n Special attention to be taken: Winding insulation level n Bearing insulation n Loadability n © BA Electrical Machines - 18 M 3000 Ex-motors - 18 August 2002 n Second rating plate

M 3000 Ex-motors Flexible in design n Flexible in design for modification of/to n Encoders n n new standard hollow-shaft encoders, Ex-certified Separate cooling same fan as in standard cooling n smaller fan and fan motor n fan motor Ex-certified © BA Electrical Machines - 19 M 3000 Ex-motors - 19 August 2002 n

BA Electrical Machines — 1 M 3000