Operating Instructions
Contents
1. DICI ul i 1 AE 16 150 190 12017E01 12018E01 7537 2 603 6 pole 32 A 7537 2 604 6 pole 63 A 7537 2 605 6 pole 100 A 201043 753760300060 Safety Switch 9 2012 03 06 BA00 Ill en 02 7537 2 Dimensions 10 Dimensional Drawings All Dimensions in mm Subject to Alterations 340 5 340 5 mie E 288 5 53 w 288 5 1023 5 s 288 5 7 si 7537 2 607 6 pole 160 A Safety Switch 7537 2 12019E01 201043 753760300060 2012 03 06 BA00 Ill en 02 Dimensions Dimensional Drawings All Dimensions in mm Subject to Alterations 340 5 1 o 3 g SM n 8 wo Fi to o oO 3 _ A BS S oh Le te te L ce N N LI ad I OH 322 5 46 230 E 316 _ 12015E01 7537 2 609 6 pole 250 A 8161 Dimensional Drawings Al2. _ Instructions Safety Switch gt 7537 2 Contents 1 2 1 2 2 Contents 1 CONS ren aaa eni 2 2 General into ie nttnneeenneennn nnmnnn 2 3 intended Beer 2 4 General Safety Instructions u 3 5 Conformity OSANO Silea aree 3 6 Transport and Storage lie ia 3 7 Technical Dada 4 8 bersani 8 9 Assembling and Dismantling siicar iii 12 10 instalation aora anida 12 T1 Putting into Servie eisen ee ee ee 12 12 Maintenance Overhaul and Repair ss 13 E A PP ei 13 14 Accessories and Spare Parts en a 13 lo Eplaza 13 General Information Manufacturer R STAHL Schaltger te GmbH Am Bahnhof 30 74638 Waldenburg Germany Tel 49 7942 943 0 Fax 49 7942 943 4333 Internet www stahl ex com Operating Instructions Information ID No 201043 753760300060 Publication Code 2012 03 06 BA00 I1l en 02 Subject to alterations Intended Use The Safety switches of Series 7537 ensure that machines in hazardous areas are disconnected from electrical power during cleaning and repair work The EMC versions are required for motors operated via frequency converters The devices are approved for use in hazardous areas of Zone 22 Safety Switch 201043 753760300060 7537 2 2012 03 06 BA00 Ill en 02 General Safety Instructions General Safety Instructions The devices must be used only for the permitted purpose Incorrect or impermissible use or non compliance with these instructions invalidates our warranty pr
3. mm 2 x 8161 5 M63 31 48 mm For tightening torques please refer to the operating instructions of the components 4 5 Nm IP66 acc to IEC EN 60529 AAA ol 000000000000 TAM THON DHDOTDAM ron 1 Load shedding contact delayed ON leading OFF according to IEC EN 60947 1 NO contact opens approx 20 ms before opening of the main contacts AC 15 115 230 V 4A 400 V 2A 500 V 1A DC 13 24V 3A 42 V 1 5A 60 V 0 8 A 110 V 0 5A 220 V 0 2 A 4A 500 V AC 220 V DC 10 A gG FAZ B6 1 x 0 75 2 5 mm 2x 0 75 2 5 mm 1 Nm Grant Safety Switch 7537 2 Technical Data Explosion protection Europe ATEX Dust Version Rated operational current Rated operational frequency Rated short time current withstand capability Short circuit protection with back up fuse Conductor connection Connection cross section Solid Stranded Finely stranded with core end sleeve acc to DIN 46228 Cable entry Cable gland Note Cover screws tightening torque Degree of protection Circuit diagram Auxiliary contacts Rated operational current Rated constant current Rated insulation voltage Short circuit protection With fuse Control circuit reliability Conductor connection Connection cross section Finely stranded Finely stranded with core end sleeve acc to DIN 46228 Tightening torque Safety Switch
4. 201043 753760300060 2012 03 06 BA00 Ill en 02 Explosion protection Europe ATEX Dust Version Rated operational current Rated operational frequency Rated short time current withstand capability Short circuit protection with back up fuse Conductor connection Connection cross section Solid Stranded Finely stranded with core end sleeve acc to DIN 46228 Terminal screws Tightening torque Cable entry Stopping plug Cable gland Note Cover screws tightening torque Degree of protection Circuit diagram Auxiliary contacts NO contact amp 113 D Ex tD A22 IP66 T90 C 7537 2 306 7537 2 306 EMC 3 pole 125A 125A 50 Hz 2000 A 125 A gG 7537 2 307 7537 2 307 EMC 3 pole 160 A 160 A 50 Hz 2000 A 160 AgG 7537 2 308 7537 2 309 7537 2 308 7537 2 309 EMC EMC 3 pole 200 A 3 pole 240 A 200 A 240 A 50 Hz 50 Hz 3500 A 3500 A 200 A gG 240 A gG 1x10 16 mm 1x4 16 mm Technical Data 7537 2 310 7537 2 310 EMC 3 pole 400 A 400 A 50 Hz 12 000 A 400 AgG 2 x 16 mm 7537 2 311 7537 2 311 EMC 3 pole 630 A 630 A 50 Hz 12 000 A 630 AgG 2x6 16 mm 2x4 16 mm 1x 25 70 mm 1 x 25 185 mm 1 x 35 240 mm 2 x 25 mm 2 x 25 70 mm 2 x 25 240 mm 4mm 5mm 8mm 9Nm 14 Nm 31 Nm 1 x 8290 3 M25 Safety switch Cable gland Cable dia range 7537 2 306 1 x 8161 5 M25 7 17 mm 7537 2 307 2 x
5. 50 Hz Rated short time current 650 A 1300 A 1850 A withstand capability Short circuit protection 35 A gG 80 A gG 100 A gG with back up fuse Conductor connection Connection cross section Solid 1x1 6 mm 1x 2 5 35 mm 1x 2 5 35 mm Stranded 2x1 6 mm 2 x 2 5 16 mm 2x 2 5 16 mm Finely stranded 1 x 0 75 4 mm 1x 1 5 25 mm 1x 1 5 25 mm no 2x0 75 4 mm 2x 1 5 10 mm 2x 1 5 10 mm Tightening torque 1 6 Nm 4 Nm 4 Nm Cable entry Stopping plug 1 x 8290 3 M25 2 x 8290 3 M50 1 x 8290 3 M25 2 x 8290 3 M32 1 x 8290 3 M25 2 x 8290 3 M40 Cable gland Safety switch Cable gland Cable dia range 7537 2 603 1 x 8161 5 M25 7 17 mm 2 x 8161 5 M32 13 21 mm 7537 2 604 1 x 8161 5 M25 7 17mm 2 x 8161 5 M40 17 28 mm 7537 2 605 1x8161 5 M25 7 17 mm 2 x 8161 5 M50 23 35 mm Note For tightening torques please refer to the operating instructions of the components Cover screws 4 5 Nm tightening torque Degree of protection IP66 acc to IEC EN 60529 Circuit diagram 1 PATA st ya 00000000000 TNM HW OR HHOE 1 Load shedding contact delayed ON leading OFF according to IEC EN 60947 1 Auxiliary contacts Rated operational current AC 15 230 V 6A DC 13 125V 11A 250 V 0 55A Rated constant current 10A Rated insulation voltage 500 V Short circuit protection With fuse Control circuit reliability 10AgG
6. 7537 2 amp 113 D Ex tD A22 IP66 T90 C 7537 2 302 7537 2 303 7537 2 304 7537 2 305 7537 2 303 EMC 7537 2 304 EMC 7537 2 305 EMC 3 pole 25 A 3 pole 32 A 3 pole 63 A 3 pole 100 A 25A 32 A 63 A 98 A 50 Hz 50 Hz 50 Hz 50 Hz 640 A 640 A 1260 A 2000 A 25 A gG 50 A gG 80 A gG 100 A gG 1x1 5 6 mm 1x 2 5 35 mm 2x1 5 6 mm 1x 2 5 10 mm 1x1 4 mm 1x 1 5 25 mm 2x1 4 mm 2 x 1 5 6 mm Safety switch Cable gland Cable dia range 7537 2 302 1 x 8161 5 M25 7 17 mm 7537 2 303 2 x 8161 5 M32 13 21 mm 7537 2 304 1 x 8161 5 M25 7 17 mm 2 x 8161 5 M40 17 28 mm 7537 2 305 1x8161 5 M25 7 17 mm 2 x 8161 5 M50 23 35 mm 7537 2 303 EMC 1 x EMSKE 25 10 17 mm 2 x EMSKE 35 13 21 mm 7537 2 304 EMC 1 x EMSKE 25 7 17 mm 2 x EMSKE 40 16 28 mm 7537 2 305 EMC 1 x EMSKE 25 7 17 mm 2 x EMSKE 50 21 35 mm For tightening torques please refer to the operating instructions of the components 4 5 Nm IP66 acc to IEC EN 60529 1 XLXLX ass x 000000 T NM tO 130 140 210 220 11839E00 1 Load shedding contact delayed ON leading OFF according to IEC EN 60947 1 AC 15 230V 6A DC 13 125V T1A 250V 0 55A 10A 500 V 10 AgG lt 1 failure per 100 000 switching operations at 24 V DC 10 mA 1x 0 75 2 5 mm 2 x 0 75 2 5 mm 1x 0 5 1 5 mm 2x0 5 1 5 mm 0 6 Nm
7. 8161 5 M63 31 48 mm 7537 2 308 7537 2 309 1 x 8161 5 M25 7 17 mm 7537 2 310 4 x 8161 5 M63 31 48 mm 7537 2 311 7537 2 306 EMC 1 x EMSKE 25 10 17 mm 7537 2 307 EMC 2 x EMSKE 63 32 48 mm 7537 2 308 EMC 7537 2 309 EMC 7537 2 310 EMC 1 x EMSKE 25 10 17 mm 7537 2 311 EMC 4 x EMSKE 63 32 48 mm For tightening torques please refer to the operating instructions of the components 4 5 Nm IP66 acc to IEC EN 60529 1 XXIX ali 000000 TAO TW x 130 140 210 220 11839E00 1 Load shedding contact delayed ON leading OFF according to IEC EN 60947 1 NO contact opens approx 20 ms before opening of the main contacts Rated operational current AC 15 115 230 V 4A 400 V 2A 500 V 1A DC 13 24V 3A 42V 1 5A 60 V 0 8A 110 V 0 5A 220 V 0 2A Conventional thermal 4A current Rated working voltage Short circuit protection 500 V AC 220 V DC With fuse 10 A gG With miniature circuit FAZ B6 breaker 201043 753760300060 Safety Switch 7 2012 03 06 BA00 Ill en 02 7537 2 Dimensions Auxiliary contacts Conductor connection Connection cross 2 5 mm 2 5 mm Dimensional Drawings All Dimensions in mm Subject to Alterations section Solid or finely 1x0 75 stra
8. e used Observe the enclosed documents such as wiring diagrams The conductor must be carefully connected The conductor connection must reach to the terminal Do not damage the conductor nicking when removing the insulation To ensure that the maximum permissible conductor temperatures are not exceeded select suitable cables and means of running them Observe the tightening torque of the terminals The information given in chapter Technical Data must be observed 10 2 Protective conductor connection A protective conductor is always required 10 3 Back up fuses back up fuses with auxiliary circuits 11 gt Provide suitable back up fuses see chapter Technical Data Putting into Service Before putting into service gt Make sure that the device is not damaged Make sure that the device has been installed correctly Remove any foreign objects from the device Check if screws and nuts are fastened tightly Check the tightening torques Make sure that the contact surfaces for actuators are flat Check if cable glands and stopping plugs are tight amp For unused enclosure holes use R STAHL stopping plugs e g Series 8290 for unused cable entries use R STAHL plugs e g Series 8161 Safety Switch 201043 753760300060 7537 2 2012 03 06 BA00 Ill en 02 12 13 14 15 Maintenance Overhaul and Repair Maintenance Overha
9. l Dimensions in mm Subject to Alterations d1 Thread Dimensions mm 2 SEA sw d1 L1 L2 Cable dia ga2 gas AF range min max M16x1 5 20 22 31 37 9 4 9 10 3 9 3 z M20 x 1 5 24 27 36 45 10 6 13 13 3 13 3 M25 x 1 5 29 32 38 47 10 10 17 17 3 17 3 7 12 4x3 6 M32 x 1 5 36 40 42 51 12 13 21 21 3 21 3 04667E00 4x 5 7 M40 x 1 5 46 51 52 65 12 17 28 28 3 30 M50 x 1 5 55 61 59 72 14 23 35 35 3 40 M63 x 1 5 68 75 64 78 15 31 48 48 3 53 Cable dia range 7 12 mm with additional sealing ring The disc fitted to prevent the ingress of dust must be removed during installation 201043 753760300060 Safety Switch 11 2012 03 06 BA0Q00 Ill en 02 7537 2 Assembling and Dismantling 9 10 Installation Assembling and Dismantling amp Ifthe explosion protected equipment is exposed to the weather it is advisable to provide a protective cover or wall Only cable entries according to IEC EN 60079 0 may be used CE Forthe drilling hole pattern see dimensional drawing 10 1 Electrical Connection Z WARNING Incorrectly installed components gt If the components are installed incorrectly explosion protection is no longer guaranteed gt Make sure that only components with suitable certificate ar
10. lt 1 failure per 100 000 switching operations at 24 V DC 10 mA 201043 753760300060 2012 03 06 BA00 Ill en 02 4 Safety Switch 7537 2 Explosion protection Europe ATEX Dust Version Rated operational current Rated operational frequency Rated short time current withstand capability Short circuit protection with back up fuse Conductor connection Connection cross section Solid Stranded Finely stranded with core end sleeve acc to DIN 46228 Tightening torque Cable entry Stopping plug Cable gland Note Cover screws tightening torque Degree of protection Circuit diagram Auxiliary contacts NO contact Rated operational current Conventional thermal current Rated working voltage Short circuit protection With fuse With miniature circuit breaker Conductor connection Connection cross section Solid or finely stranded with end covering sleeve Tightening torque 201043 753760300060 2012 03 06 BA00 Ill en 02 amp 113 D Ex tD A22 IP66 T90 C 7537 2 607 6 pole 160 A 160 A 50 Hz 2000 A 160 AgG 1 x 10 16 mm 7537 2 609 6 pole 250 A 240 A 50 Hz 3500 A 160 AgG 1x4 16 mm Technical Data 2x6 16 mm 2x4 16 mm 1x 25 70 mm 1 x 25 185 mm 2 x 25 mm 2 x 25 70 mm 4 Nm 6 Nm 1 x 8290 3 M25 Safety switch Cable gland Cable dia range 7537 2 607 1 x 8161 5 M25 7 17 mm 2 x 8161 5 M50 23 35 mm 7537 2 609 1 x 8161 5 M25 7 17
11. nded with end 2 x 0 75 covering sleeve Tightening torque 0 6 Nm 8 Dimensions 170 5 152 5 A BES A AN 16 131 171 7537 2 302 3 pole 25 A 7537 2 303 EMC 3 pole 32 A 340 5 322 5 B c 7537 2 306 EMC 3 pole 125 A 7537 2 307 EMC 3 pole 160 A Safety Switch 7537 2 170 152 B 340 5 18 150 190 12012E01 12013E01 7537 2 304 EMC 3 pole 63 A 7537 2 305 EMC 3 pole 100 A 340 5 322 5 B Bf 7537 2 308 EMC 3 pole 200 A 7537 2 309 EMC 3 pole 250 A 201043 753760300060 2012 03 06 BA00 Ill en 02 Dimensions Dimensional Drawings All Dimensions in mm Subject to Alterations 340 5 Cc pee ES 53 288 5 1023 5 I F a 288 5 7 n 1201601 7537 2 310 EMC 3 pole 400 A 7537 2 311 EMC 3 pole 630 A Dimensional Drawings All Dimensions in mm Subject to Alterations 170 152 na 288 5 340 5 ed
12. ovision Any alterations and modifications to the device impairing its explosion protection are not permitted Use the device only if it is undamaged and clean Z WARNING Installation maintenance overhaul and repair may only be carried out by appropriately authorised and trained personnel Observe the following information during installation and operation Any damage can invalidate the explosion protection National and local safety regulations National and local accident prevention regulations National and local assembly and installation regulations e g IEC EN 60079 14 Generally recognized technical regulations Safety instructions in these operating instructions Characteristic values and rated operating conditions on the rating and data plates Additional instruction plates fixed directly to the device 5 Conformity to Standards The relevant standards are listed in the EC Declaration of Conformity This document is available under www stahl ex com 6 Transport and Storage Transport and storage are only permitted in the original packing 201043 753760300060 Safety Switch 3 2012 03 06 BA00 Ill en 02 7537 2 Technical Data Technical Data Explosion protection Europe ATEX Dust 113 D Ex tD A22 IP66 T90 C Version 7537 2 603 7537 2 604 7537 2 605 6 pole 32 A 6 pole 63 A 6 pole 100 A Rated operational current 32 A 60 A 88 A Rated operational frequency 50 Hz 50 Hz
13. ul and Repair WARNING Do not open when live Z WARNING Short circuit in the main circuit gt Contacts may be damaged gt Replace the switch after each short circuit in the main circuit the element is hermetically sealed and the state of the switching contacts cannot be checked The following details must be checked during maintenance X Cables are held securely in place by the clamping points X Compliance with the permissible temperatures acc to IEC EN 60079 et seqq X Damage to the enclosure and seals Regular maintenance work Consult the relevant national regulations e g IEC EN 60079 17 to determine the type and extent of inspections Plan the intervals such that any expected defects are detected promptly Cleaning X Clean with a damp cloth brush vacuum cleaner or similar items X When cleaning with a damp cloth use water or mild non abrasive non scratching cleaning agents X Never use aggressive cleaning agents or solvents Accessories and Spare Parts A WARNING Use only original R STAHL accessories and spare parts Disposal The national waste disposal regulations have to be observed 201043 753760300060 Safety Switch 13 2012 03 06 BA00 Ill en 02 7537 2 201043 753760300060 2012 03 06 BA00 Ill en 02
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