Operating Instructions
Contents
1. time 2 three pole CH D cO EI IL t 205 2 TI TAN H B N e 12 14 1618x 6 728 9 10 5 4 25 3 Multiplies of rated current 1 2 n o S Buiddu p 05942E00 146710 8523612300 2013 12 12 BAO0 I l en 04 Bel gt O O c CS Mur O CN LO 16 Tripping Characteristics DT NUIT SIL TO OT SIL EL LE ENT CIE 14 16 18x 17 5 two pole 12 5 Tripping time three pole HELL ELENA SIL TTT DOT A TC WITT UL TEA DLL WITT NM ul 6 7 28 910 12 NL NL 3I e ARLON UN 4 LAN NID d r EE TL LEE Wl MN MR A LT N HERNE Em OT Sr AR ee LLLI CN ke e OTO CN ez CN ke ke LO x e 5 release 9 4 Multiples of rated current lectromagn 25 3 Multiplies of rated current 2 1 5 min g euim Buiddu p 05943E00 e u Sa E EH 14 16 8 17 52. V om V T T i c V D Lu Q gt O O The value for tripping time t4 relative to the ratio of operating currents la In should not only guarantee safe switch off within the warm but also still enable the motor to run up to speed safely when the trip is at so selected that the tripping time with 3 pole loading is not greater than the operating temperaturte warm up time te given on the machine test plate be protected L 146710 8523612300 2013 12 12 BAO0 IIl en 04 Konformitatserklarung Declaration of Conformity D claration de Conformit STAHL Schaltgerate GmbH Am Bahnhof 30 74638 Waldenburg Germany erkl rt in alleiniger Verantwortung declares in its sole responsibility d clare sous sa seule responsabilit dass das Produkt Motorschutzschalter hat the product Motor protection circuit breaker que le produit Disjoncteurs moteurs type s type s 8523 8 7 mit den Anforderungen der folgenden Richtlinien und Normen bereinstimmt is in conformity with the requirements of the following directives and standards est conforme aux exigences des directives et des normes suivantes 94 9 EG ATEX Richtlinie EN 60079 0 2012 94 9 EC ATEX Directive EN 60079 1 2007 94 9 CE Directive ATEX EN 60079 7 2007 Kennzeichnung marking marquage 12 G Ex d e
3. ET DILE NY NE QU 24 Multiples of rated current 3xle E ONDO ON e LO h min 1 51 0 0 0 0 0 0 00 uddu 12 14 1618xl 6 7 28 910 5 4 3 2 5 Multiplies of rated current 2 05931E00 mooo ENONCE TOILE CUITE WITT WO MIN I HI LLL MB EE NID VA e LLL LLL AUT Ub bo ELA EC INC OU NOT 12 14 1618xl Tripping time 2 two pole three pole eni utc A E B Z _ _______ nmn a oom aen keet LL co CARE EECHER __ EN EE 5 4 E Lr d A HULL EE TTT Ir 27 111111 LL LL LL LL CL LL ULI x CN e LO wr CO CN OO CH ONDO ON e e LO To CN v Ce e Multiples of rated current 3 2 min 0 01 0 005 Buiddu p 2 5 6 7 28 910 Multiplies of rated current 05932E00 13 x D CS Bel 2 O c O us um gt 146710 8523612300 8523 8 2013 12 12 BA00 Ill en 04 Tripping Characteristics 146710 8523612300 2013 12 12 BAO0 I l en 04 05937 200 05938E00 Ub LED NN WITT OTT ML LE INT D CUT Ii EL EE NII NT 1107411118 RE ES HEEL RER EEE PIE
4. RER DER RES OLCK DTA Cl M EN Jus Wu PILE ONE DECH Ju duc ik two pole 3 12 14 1618 1 12 14 1618x two pole Tripping time three pole Tripping time three pole 17 15 6 7 28 910 6 7 28 910 5 5 AUT IT III LV AU vull 1 E ET I PSS DLE HUNN LUI SL 8 MAL TNT Ta AI amp LULU IL 4 2 gt lt EE A current x le pH 5 e D Ss 72 ES 2 Multiples of rated 25 3 25 3 Multiplies of rated current Multiplies of rated current 2 2 1 5 Bel gt O O c CS Mur O CN LO 20 1 EN 0 0 05 0 01 Du i Buiddu i Buiddu p 14 Tripping Characteristics ICT HUTT MIT DE TTT SLT IDC OIL IT Ie D UAE ULL WO WET LLL ESL CET IN OU NOT gir rr AA E dt MATE CCE EC 12 14 1618x 2 three pole 6 7 228 910 5 4 TD 2 D uL a o ge Q 2 jl i H E 25 3 2 Buiddu Multiplies of rated current 05939E00 r OLEI E UH A LLL WO HUTT TT ELE LL
5. 0 9 VA 0 9 VA For remote tripping of circuit breakers by applying actuating voltage gt 0 85 x UL 24 60 V 14 4 90 VA 110 240 V 13 61 VA 220 415 V 17 6 62 3 VA 20 C 40 C Epoxy resin or polyester resin 8523 81 1400 g 8523 82 1800 g 3 pole 10 operations IEC 6068 2 6 15 g 11 ms Main contacts 1 5 6 mm finely stranded 1 5 10 mm solid Auxiliary contacts 0 75 1 5 mm finely stranded 0 75 2 5 mm solid 7 Transport and Storage gt Transport and storage are only permitted in the original packaging gt The devices must be stored in a dry place and vibration free 6 Motor protection circuit breaker 146710 8523612300 8523 8 2013 12 12 BAO0 IIl en 04 Installation 8 Installation 8 1 Dimensional Data Fastening Dimensions Dimensional Drawings All Dimensions in mm Subject to Alterations Pe ete EE REES EES 6 6 6 6 6 O 6 9 0 S SCH 04324E00 04323E00 8523 81 8523 82 Circuit breaker for motor protection Circuit breaker for motor protection Module width 1 without auxiliary contacts Module width 2 with auxiliary contacts 8 2 Installation Conditions for Electrical Connection A WARNING Incorrectly installed components gt If the components are installed incorrectly explosion protection is no longer guaranteed gt Car
6. Operating Instructions Motor protection circuit breaker gt 8523 8 Contents 1 2 1 2 2 2 3 Contents 0000 M O C 55 5 0 ND D KON c Nm 2 General Mormia BE 2 WE auf leid 2 Operating Instructions Information 2 Conformity to Standards and Regulations 2 DOS ISO 3 General Safety Instructions EN 3 Operating Instructions Storage 2 3 Alterations Modifications EE 4 D a 4 WPS FUG ea de EEE 4 5 ADS OASIS E 6 SOA OR Dimensional Data Fastening Dimensions 2 T Installation Conditions for Electrical Connection T Installation Conditions for Electrical Connection Cross Sections 8 Back up Fuses for Auxiliary Circuits 9 Wilde SM 9 Setting the Thermal Overcurrent Trip 10 Maintenance Overhaul and Repair 10 Regular Maintenance Work UV 11 eru e 11 MN 11 Accessories and Spare Parts i
7. 12 5 SIN EE RI LL OL Lp rr LLL LL DAL RE AS E a Tripping time 2 two pole three pole LU E LL TTT HU EB EE TEL TELLE HIN ECHT HIN ELE S UM amp I art SI HIT 6 7 28 910 12 5 Multiples ofrated current 4 2 5 3 Multiplies of rated current 2 1 5 Buiddu p 05944E00 17 x D CS Bel 2 O c O us um gt 146710 8523612300 2013 12 12 BA00 Ill en 04 8523 8 Tripping Characteristics Tripping time 2 two pole three pole CH 2 o ge e 19 65 TE AZ A 00020 NTI NA ITNT AT DIN ON due Mi Il TT g Buiddu 175 14 16 18x 12 5 6 7 28 910 12 5 4 3 2 5 Multiplies of rated current 2 05945E00 PE CC HEEL SIL TTT ANNE OT WUOT Wu LANTA NOT EL BELL epp HEET Nb EAE ur ur 10 02 212 alb HUTT iN ___ HL Vi a a n A EE T pes d iL AL EU EDU tit TREE NY Mul SC
8. IIC Gb Di yo ExdelMb BEER EG Baumusterpr fbescheinigung DMT 01 ATEX E 153 U EC Type Examination Certificate DEKRA EXAM GmbH Attestation d examen CE de type DinnendahistraRe 9 44809 Bochum Germany NB0158 Produktnormen nach Niederspannungsrichtlinie EN 60947 1 2007 A1 2011 Product standards according to Low Voltage Directive EN 60947 2 2006 A1 2009 A2 2013 Normes des produit pour la Directive Basse Tension EN 60947 4 1 2010 A1 2012 2004 108 EG EMV Richtlinie Nicht zutreffend nach Artikel 1 Absatz 3 2004 108 EC Directive Not applicable according to article 1 paragraph 3 2004 108 CE Directive CEM Non applicable selon l article 1 paragraphe 3 opezifische Merkmale und Bedingungen f r den Einbau siehe Betriebsanleitung Specific characteristics and how to incorporate see operating instructions Caract ristiques et conditions sp cifiques pour l installation voir le mode d emploi Waldenburg 2014 07 21 ym Sa P n Ort und Datum Steffen J P R bkgauer FY Place and date Leiter Entwicklung Schaltgerate Leiter Qualitatsmanagement Lieu et date Director R amp D Switchgear Director Quality Management Directeur R amp D Appareillage Directeur Assurance de Qualit F 4174 601 01 2011 STMZ 852360020010 02
9. be guaranteed any more if the components are incorrectly installed When terminal sleeves are fitted they must be gas tight and applied with a suitable tool gt 1 or 2 cables may be connected to a single terminal gt If the conductors are single wire both must have the same cross section and be of the same material gt Cables can be connected without any special preparation Main contact terminals Auxiliary contact terminals 12 8 11532bE00 11533E00 single wire 2x1 5 10 mm 2 x 0 75 1 5 mm 2 X AWG 16 to 8 2 AWG 18 to 13 13 8 11534E00 11535E00 2 1 5 6 mm 2 x 0 75 1 5 mm fine multi stranded 2 AWG 16 to 10 2 AWG 18 to 16 permitted torques 1 8 2 0 1 1 2 Nm Motor protection circuit breaker 146710 8523612300 8523 8 2013 12 12 04 Putting into Service 8 4 Back up Fuses for Auxiliary Circuits As a general rule auxiliary circuits must be protected by a 10 gL fuse Exception gt An undervoltage trip is connected to the circuit breaker main contact terminals No back up fuse is required ais 09140E00 09029E00 Types Types 8523 82 8523 81 9 Putting into Service A WARNING Check the device before commissioning To ensure the correct operation check the device before commissioning Before commissioning ensure that gt no components are damaged gt the device has been installed according to regula
10. IC Mt M I B LEE LL CL LI two pole 3 a E a e AB o D lt LI release 9 Multiples of rated current electromagn GL LUTTE T EE __ i Buiddu 175 14 16 18x 12 5 6 7 228 910 12 5 4 3 2 5 Multiplies of rated current 2 1 5 1 2 05946E00 146710 8523612300 2013 12 12 BAO0 IIl en 04 Bel gt O O c CS Mur O CN LO 18 Tripping Characteristics Tripping time 2 three poe i 22 5 A ol ol E NI RON S eei A AD IO D TT T AWH DITES Ke two pole 11 9s 345 2 35 er EE m TET Wi ME R En rt ONN TODO Orto mA SZ LO CN e TON v e e E o E SW Buiddu p 19 up time ta S te Motor protection circuit breaker 17 5 8523 8 14 16 18x I 12 5 5 6 7 28 910 12 4 2 5 3 Multiplies of rated current 2 The tripping time should be taken from the la ly ratio curve of the machine to IEC EN 60079 7 specifies that the warm up time te shall not be shorter than 5 seconds D Q V V T c D O O gt V
11. bli E UELLE MONT 17 4411118 Tripping time two pole three pole sur dmn Db NI SITE OT HUTT _ _______ D ILL BL vi ULI ITT WS HA DENT Un du SU AM IIT MI et TT NZ s HOTT TIL HE UE LLLI 111 LL LL e 5 current 1 3xle 4 Multiples of rated electromagn 2 1 5 LL LL LI TET E CN TT LO wr CN e GL LU Geen LLL 2 10 E gz Buiddu 2 5 3 x 8 12 14 1618x 6 7 28 910 Multiplies of rated current 1 05940E00 15 x D CS Bel 2 O c O us um gt 146710 8523612300 2013 12 12 BA00 Ill en 04 8523 8 Tripping Characteristics SSH Pest OU LIANT UNC ui Dt ur I NI iG two pole 5 12 14 1618xl Tripping time three pole d H i pun 6 728 9 10 NES 5 Multiples of rated current ouis 4 25 3 Multiplies of rated current 2 CET CN p e sr CN CN Be min if 40 30 20H s10 1 1 Buiddu p 05941E00 QT two pole 3
12. ching A WARNING Short circuit in the circuit gt After multiple short circuits in the circuit the flameproof enclosure is no longer guaranteed gt After a short circuit in the circuit check the functionality of the device Replace the entire device if necessary 146710 8523612300 8523 8 2013 12 12 BAO0 IIl en 04 10 Motor protection circuit breaker Cleaning 10 1 Regular Maintenance Work gt Consult the relevant national regulations e g IEC EN 60079 17 to determine the type and extent of inspections gt Plan the intervals such that any expected defects in the equipment are detected promptly To check as part of maintenance Check if the cables are clamped properly gt Inspect the device for signs of visible damage gt Compliance with the permitted temperatures in accordance with IEC EN 60079 0 gt Make sure that the device is used according to its designated use gt Make sure the operating handle can be reset 11 Cleaning gt Clean with a cloth brush vacuum cleaner or similar items When cleaning with a damp cloth use water or mild non abrasive non scratching cleaning agents Never use aggressive cleaning agents or solvents 12 Disposal Observe the national waste disposal regulations 13 Accessories and Spare Parts N WARNING If wrong accessories are used explosion protection cannot be guaranteed Use only original R STAHL accessories and spare parts Des
13. e DMT 01 ATEX E 153 U I 2 G Ex de IIC IM2 Ex max 690 V AC 50 60 Hz 12 V AC 0 1 22 5 A dependent on adjustment range dependent on adjustment range AC 230 V 400 V 500 V 690 V 7 0 kW 12 4 kW 16 0 kW 22 0 kW Adjustable at switch dependent on adjustment range Adjustment range Threshold values set at factory 0 16A 0 63A 75 a 12 01 1 0 25A 9 0 14 01 40A 63A 10 0 15 01 90A 225A 12 5 1751 Fuse Ue V AC 3 KW 90 A Ik A 220 230 7 0 20 gt 300 25 400 380 400 12 5 35 650 500 16 0 690 22 0 10A Motor protection circuit breaker 8523 8 Technical Data Transport and Storage Accessories Auxiliary contacts Rated operational voltage Ue Rated operational current Rated operational current at least Undervoltage trip Function Pick up voltage Drop out Power input Inrush Holding Shunt release Function Pick up voltage Power input Inrush Ambient conditions Ambient temperature Mechanical data Enclosure material Weight Main contacts Mechanical life Impact strength to Sine wave impact Connection Options none 1 NC 1 NO 2 NC 2 NO max 500 V AC 15 24V 2 5A 230V 2A 400 V 1A DC 13 24V 25A 60V 2 5A 110 V 0 6A 220V 0 25 A 24 V DC 5 mA 12V DC 10 mA When power is lost circuit breaker trips this prevents unwanted restarting e g of a motor gt 0 85 xU 0 7 0 35 xU
14. fer from the description given here 5 Intended Use The motor protection circuit breakers of Series 8523 are equipped with a non adjustable fast short circuit release and a thermal overcurrent release adjustable at the switch They are used for protecting and switching explosion protected electric motors As incomplete Ex equipment they must be installed in a specially certified enclosure of type of protection increased safety The installation must be checked by a recognized expert They are certified for use in hazardous areas of Zones 1 and 2 Special characteristics of the motor protection circuit breaker Phase failure sensitivity according to IEC EN 60947 Temperature compensation within the ambient temperature range Trip free release Isolating characteristics Main switch and EMERGENCY STOP characteristics in connection with the appropriate actuator Can be fitted in any operating position Xx OX e e Ze X lt 146710 8523612300 2013 12 12 BAO0 IIl en 04 4 Motor protection circuit breaker 8523 8 6 Technical Data Version Explosion protection Global IECEx Gas and dust Europe ATEX Gas and dust Electrical data Rated operational voltage Minimal voltage Rated working current Switching capacity Thermal overcurrent trip Electromagnetic fast trip Short circuit protection Tripping class 146710 8523612300 2013 12 12 BAO0 IIl en 04 8523 8 IECEx BVS 08 0039 U Ex de IIC Ex d
15. ignation Illustration Description Art no Weight Jumper for undervoltage release length 400 mm 147121 0 019 04951E00 146710 8523612300 Motor protection circuit breaker 1 1 2013 12 12 BAO0 IIl en 04 E 8523 8 Tripping Characteristics 14 Tripping Characteristics The tripping characteristic curves refer to a 3 pole load from cold state at an ambient temperature of 20 and any position The deviation of the tripping time from a current three times higher than the rated current is 20 9o maximum according to IEC EN 60079 14 The following tripping characteristic curves show the tripping time as a function of the current ratio la le Legend 1 Multiples of the rated current 2 Tripping time 3 2 pole 4 3 pole 5 Electromagnetic tripping E 0 10 0 16 A Tripping time 2 current Tripping time 1 12 1 5 2 25 3 4 5 6 728 910 12 14 1618xl Multiplies of rated current 05930E00 12 Motor protection circuit breaker 146710 8523612300 8523 8 2013 12 12 III en 04 Tripping Characteristics LL ILE LR gut Cu UV Midd ITT Ae LO Tripping time 2 two 3 three pos 4 ELE IIIDLI TI IJIIILPILII LE LL INT ILL LL EEE gt lt co MO 78
16. ii 11 Tripping Characteristics 12 EC Declaration of Conformity 20 General Information Manufacturer STAHL Schaltgerate GmbH Am Bahnhof 30 74638 Waldenburg Germany Tel Fax 49 7942 943 0 49 7942 943 4333 Internet www stahl ex com Operating Instructions Information ID No 146710 8523612300 Publication Code 2013 12 12 BAO0 IIT en 04 Conformity to Standards and Regulations Conformity with standards and regulations is specified in the corresponding certificates and the Manufacturer s Declaration EC Declaration of Conformity These documents can be downloaded from our homepage www stahl ex com 146710 8523612300 2013 12 12 BAO0 IIl en 04 Motor protection circuit breaker 8523 8 Symbols Used 3 Symbols Used Safety Instructions Non observance can result in damage to equipment seriours injuries or death The safety instructions contained in these operating instructions and affixed to the device must be observed Warning symbol Danger due to explosive atmosphere Warning symbol Danger due to live parts This graphic marks important additional information tips and recommendations 4 General Safety Instructions 4 1 Operating Instructions Storage Read these operating instructions carefully and store them near the installation place For correct operation please observe all other documents enclosed in this delivery and the ope
17. rating instructions of the equipment to be connected A WARNING Use the devices only for their intended purpose We cannot be held liable for damage caused by incorrect or unauthorized use or by non observance of these operating instructions Use the device only if itis undamaged A WARNING Any unauthorized work on the device is prohibited Installation maintenance overhaul and repair may only be carried out by appropriately authorized and trained personnel Observe the following information during installation and operation Any damage can invalidate the explosion protection National and local safety regulations gt National and local accident prevention regulations gt National and local assembly and installation regulations Generally recognized technical regulations gt Safety instructions in these operating instructions Characteristic values and rated operating conditions on the rating plates and data plates gt Additional information plates fixed directly to the device 146710 8523612300 Motor protection circuit breaker 3 2013 12 12 BAO0 IIl en 04 E 8523 8 Intended Use 4 2 Alterations and Modifications N WARNING Alterations and modifications to the device are not permitted We shall not accept any liability or warranty obligations for damage resulting from alterations and modifications 4 3 Special Versions In case of additional different order options special versions may dif
18. ry out installation strictly according to the instructions and national safety and accident prevention regulations e g IEC EN 60079 14 gt In case of a rated operational current of gt 15 5 A a direct connection is only permitted with heat resistant cables resistant up to gt 85 C gt Be especially careful when connecting the cable gt The conductor insulation must reach to the terminal The conductor itself must not be damaged when removing the insulation Select the cables and the mode of running them in a way that the maximum permitted cable temperature is not exceeded 146710 8523612300 Motor protection circuit breaker 7 2013 12 12 04 8523 8 Installation 8 3 Circuit breaker connection diagram with connection references options b and connections a b C d N P Vei 1 pt h F2 J lt 4 RES ed CRE E 02 area ET HH ez qe LP j C T AL Ua bo las be dou di SS E gt 2 4 6 11530E00 dssdo 3 phase AC Single phase AC and DC Options a Shunt trip b Undervoltage trip C Additional auxiliary switch d Additional auxiliary switch L1 1 L2 3 L3 5 Phase input T1 2 T2 4 T3 6 Phase output N Neutral Installation Conditions for Electrical Connection Cross Sections NWARNING Incorrectly installed components Explosion protection cannot
19. tions gt there no foreign bodies inside the device gt all screws and nuts have been firmly tightened gt the prescribed tightening torques have been observed gt connection has been made correctly 9 1 Setting the Thermal Overcurrent Trip WARNING Risk of explosion due to overheating of the motor gt Risk of death or severe injuries Set the thermal overcurrent release according to the technical data of the motor 146710 8523612300 Motor protection circuit breaker 2013 12 12 04 ED 8523 8 Maintenance Overhaul and Repair The required current value can be set by using a suitable screwdriver The open end of the slot shows the set current value see drawing for sample rated current of 6 3 A 11478E00 NOTE L f ambient temperatures differ from standard values or between motor and circuit breaker the trip response must be checked and the current setting changed if necessary 10 Maintenance Overhaul and Repair A WARNING Risk due to unauthorized work being performed on the device gt Risk of injury and damage to equipment Assembly installation commissioning operation and maintenance must only be carried out by appropriately authorized and trained personnel A WARNING Danger due to live parts gt Risk of severe injuries gt All connections and wiring must be disconnected from the power supply gt Secure the connections against unauthorized swit
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