Series M machines - ARO Technologies

1 M machinesCompany ofthe ARO GroupRange of M pneumatic and mechanical machinesGlossary:WCC: Welding Cabinet ControllerEL:Effective LengthED:Effective DepthSS:Single Stroke cylinderDS: Double Stroke cylinderManual adjustment:Adjustment isperformed by a pressure regulatorwhich determines the compressedair supply of the cylinder in order toobtain the best clamping adjustment: Theadjustment of the welding force ofthe cylinder is controlled by aproportional program: This deviceallows the pressure to be variedduring the force , for example, toreduce it when welding or toincrease it again during the typeMC typeMA typeMB typeGeneral presentation1 ARO, world leader in resistance welding, offers innumerable solutions for spot or projectionwelding applications, within the 50% of 30 kVA and 50 kVA power new range of M machines , completely updated and redesigned, is structured around asingle frame, with a choice of 2 pneumatic cylinders, 2 transformers and a range of 6welding cabinet controllers (WCC).

2 The user therefore has access to a wide range ofpossibilities to control better the welding current and the clamping pneumatic M Series is equipped in standard version with a wide diversity ofequipment such as:- Electric pedal,- Filter, pressure regulator and purge valve assembly for air circuit,- 740 daN cylinder using non-lubricated air at 6 bars,- Distributor for pneumatic cylinder control,- Safety pressure switch,- Integrated welding controller,- Program selector,- With/without current selector,- Machine stop,- Mains power supply switch,- Standard 400 V/50 Hz power complete its basic equipment, a wide range of options is proposed:MAMCMDMBQFor the frame150 mm machine hightener;;;Column-mounted lower arm;;;QFor welding cabinet controller6 sequence versions( , 5T2P, 7T8P,10T16P, 10T32P, 10T16 PEC);;;Welding cabinet controller protective window;;;;QFor controllerDouble-effect pedal (squeeze without welding);;Separate welding controller;;;;QFor pneumaticsDouble stroke cylinder;;;Opening/closing position control;;;QFor controlling forceElectronic adjustment;;;Pressure program;;;Analog pressure sensor;;;QChoice of electrical power supply:230 V/50 Hz;;;;230 V/60 Hz;;;;400 V/60 Hz;;;;440 V/60 Hz;;;;480 V/60 Hz.

3 General characteristics: - 2 transformer powers: 30 or 50 kVA at 50%,- Standard voltage 400 V/50 Hz,- Cylinder clamping force at electrodes at 6 bars 740 daN,- Single stroke cylinder 100 mm,- or Double stroke cylinder 80+20 mm,- Effective depths at electrode axis, 350 or 550 mm, - Support stand for 550 mm electrode holder,- Machine equipped with standard electrode holder and a circuit breaker,- Effective spacing between arms from 59 to 374 mm (choice of 6 positions),- Machine completely cooled by water (transformer, secondary junctions, electrodeholder and electrodes),- Welding current adjustment by constant phase shift or by adaptive adjustment according to choice of WCC,- "Single spot" or " Series spot" machines ,- Electric control options:- Support stand for 350 mm electrode holder,- Column-mounted lower electrode holder allowing continuous adjustment of its height,- Manual adjustment pressure program for Single-stroke or Double-stroke* cylinders,- Electronic adjustment pressure program for Single- stroke or Double-stroke* cylinders,- Analog pressure sensor*,- Electronic welding pressure adjustment*,- Double-function control pedal: Squeeze/Welding.

4 * Options valid according to choice of certain WCCs (see table on page 10)2 Spot weldingVertical pneumatic descentMA type3MA type: EL 350 mmMA type: EL 550 mmGeneral characteristics:- 2 transformer powers 30 or 50 kVA, - Standard voltage 400 V/50 Hz,- Delivered without electrode holders, - Effective spacing between electrode holders from 174 to 489 mm (choice of 6 positions),- Effective depths according to choice of electrode holders 250350550750950 mm- Cylinder clamping force at electrodes at 6 bars870590358257200 daN- Single-stroke cylinder 80 mm,- or Double-stroke cylinder 60+20 mm,- Opening between electrodes adjustable from: 0 to 75 mm for an ED of 250 mm,0 to 320 mm for an ED of 950 mm,- Machine equipped with standard electrode holders and a circuit breaker,- Machine completely cooled by water (transformer, secondary junctions, electrode holder and electrodes),- Welding current adjustment by constant phase shift or by adaptive adjustment according to choice of WCC,- "Single-spot" or " Series spot" machines ,- Electric control options: - Support stand,- Column-mounted lower electrode holder allowing continuous adjustment of its height, - Choice: standard electrode holder, straight, inclined standard electrode holders or for butt welding, - Electrode holder diameter 60 mm for an ED of 250350550750950 mm- Manual adjustment pressure program for Single-stroke or Double-stroke* cylinders,- Electronic adjustment pressure program for Single-stroke or Double-stroke* cylinders,- Analog pressure sensor*,- Electronic welding pressure adjustment*,- Double-function control pedal: Squeeze/Welding.

5 *Options valid according to choice of certain WCCs (see table on page 10)4MC typeRocker pneumatic descentMC typeMD type5 Rocker mechanical descentMD typeGeneral characteristics:- 2 transformer powers 30 or 50 kVA, - Standard voltage 400 V/50 Hz,- Delivered without electrode holders, - Effective spacing between electrode holders from 174 to 489 mm (choice of 6 positions),-Effective depths according to choice of electrode holders250350550750950mm- Clamping force between 150 and 400 daN for 250 mm standard electrode holders,- Automatic triggering of welding cycle when preset force is reached,- Machine completely cooled by water (transformer, secondary junctions, electrode holder and electrodes),- WCC,- Welding current adjustment by constant phase options:- Column-mounted lower electrode holder allowing continuous adjustment of its height,- Choice: standard electrode holders, straight, inclined standard electrode holders or for butt welding, - Electrode holder diameters, 60 mm for an ED MA - MC - MD machines60 mm mountStandard electrode holdersSYMMETRICAL SETUPSETUP WITH ELECTRODE HOLDERSUPPER ELECTRODE HOLDERS Effective length (C)ReferencesType , ELECTRODE HOLDERSE ffective length (C)ReferencesType ELECTRODE HOLDERSE ffective length (C)ReferencesType ELECTRODE HOLDERSE ffective length (C)ReferencesType AND LOWER ELECTRODE HOLDERSE ffective length (C)ReferencesType , can be installed indifferently in straight or inclined position.

6 For inclined position, it is however recommended to limit the effective inter-arm spacing to 415 shankWU , MDMC, MDMC, MDFor MA - MC - MD machinesCone and special electrodesWL 303145standard 23 mmWL 303156long 34 mmWL 358156with molybdenum insertWL 375155with Cu-W insert WL 355145electrolytic copper forlight alloys (24 mm)WL 367156long electrolytic copper forlight alloys (35 mm)WL 341145standard 23 mmWL 342355double excenteredWL 341156long 34 mmWL 304140short 16 mmfor two-pin electrodeWL 359158with molybdenum insertWL 381145with Cu-W insertWL 305145standard 23 mmWL 305157long 34 mmWL 360158with molybdenum insertWL 345146standard 23 mmWL 345165long 43 mmWL 364152with molybdenum insertWL 376145with Cu-W insert WL 308363swivel for welding without marksWL 310104long elbow 78 mmhighly excenteredWL 313950 VWL 311942with large flat 90 mmWL 313949with profile tip for tubes 22 mm (exists in other )WL 37814816 mm graphite endfor braze weldingWL 37834524 mm graphite endfor braze weldingWL 40350013 mm cylindricalWL 425500flat endWL 420500single flat electrodesWL 199901straight electrode holder heightwith electrode 50 mm(its attachment requires 2 half-ringsref.)

7 STRAIGHTCENTEREDELECTRODESSTRAIGHTEXCENT EREDELECTRODESINCLINEDEXCENTEREDELECTROD ESSPADE-TYPEELECTRODEHOLDERSSPECIAL ELECTRODESFLAT TIPELECTRODESG eneral characteristics:- 2 transformer powers 30 or 50 kVA, - Standard voltage 400 V/50 Hz,- Cylinder clamping force 740 daN at 6 bars,- Single-stroke cylinder 100 mm, - or Double-stroke cylinder 80 + 20 mm,- Platen dimensions 150 x 150 mm,- 2 slots center distance 63 mm, - Effective spacing of platens 133/223/313 mm,- Effective depth at cylinder axis 150 mm,- Machine completely cooled by water (transformer, secondary junctions, platens),- Welding current adjustment by constant phase shift or by adaptive adjustment according to choice of WCC,- Bi-manual control desk for SC or DC cylinder options: - Attachment kit to adapt special electrode holders for spot welding (X2),- Manual adjustment pressure program for Single- stroke or Double-stroke* cylinders,- Electronic adjustment pressure program for Single-stroke or Double-stroke* cylinders,- Analog pressure sensor*,- Electronic welding pressure adjustment*.

8 * Options valid according to choice of certain WCCs(see table on page 10)8 Projection weldingMB type9MB AND 2X16 III FUNCTIONSMany ARO WCC options and variants guarantee high-performance operations in all types ofapplications. Secondary current adjustment, force control, program cascade are but someexamples of the many functionalities approach enables the complete Series of M machines to accept a range of 6 different weldingcabinet cabinet controllersIndustrial 10T32P10T16 PECS oftware versions6A6B7A7B7 ENumber of programs228163216 + 16 FUNCTIONS1stsqueeze0 to 200 periodsOOOOOS queeze0 to 200 periods 0 to 99 OOOOOW elding0 - - 1 to 200 periods0 to 99 OOOOOHold 0 to 200 periods0 to 99 OOOOOI nterval1 to 200 periods0 to 99 OOOOOU pslope0 to 20 periods0 to 40 OOOOD ownslope0 to 30 periodsOOOP ulses1 to 20 OOOOOP ulse interval1 to 200 periods0 to 99 OOOOP reheating0 to 200 periodsOOOC ooling0 to 200 periodsOOOA nnealing0 to 200 periodsOOOC urrent control in % without secondary current controlOOOOOOC urrent control in % with secondary current controlOOOC urrent adjustment in kA with secondary current controlOOOC urrent adjustment in kA with monitoring of phase shiftOOOC urrent control in % with network voltage compensationODuty

9 Cycle monitoringOOOW elding spot counter with resetOOOOOE lectrode wear warningOOOOWear compensation by steps or by segmentsOOOOLink between electrodes and programsOOOOS ingle spot weldingOOOOOOS eries spot weldingOOOOOOS ervovalve control122222 Programmable outputs222 Pressure programOOOC ontrol of a proportional valveOOOC lamping without welding (SSS)OOOOOOWith/without welding current (CSC)OOOOO16 programs with management of 6 cascade steps with 6 "On/Off" outputsOForce control 0 to 10 volts. OProgramming/load/save off line on PC (ARODMS)OOPARONET networkPPPS ervovalve power supplystandard24 VAC24 VAC24 VAC24 VAC24 VAC24 VACon request24 VDC24 VDC24 VDC24 VDC24 VDC24 VDCS ervovalve internal power supplystandard24 VAC110 VAC110 VAC110 VAC110 VAC24 VACon request24 VDC24 VAC24 VAC24 VAC24 VAC24 VDCWCC power supply on power networkstandard (1)OOOOOL anguages (2) number of languages77774 Measuring coil (10 to 2600 mV/kA)OOOP arity bit / Program choiceOOOLink - START - SV controlOOODay / TimeOOOOS tandard function with corresponding version.

10 POptional function with corresponding contact us for other panels. (1) By request, supply from a separate network in case of power disjunction.(2) F: French, A: English, E: Spanish, I: Italian, Swedish, Finnish, Dutch/GermanThe language is selected by programming. Other languages, please contact type machinesTechnical characteristicsMACHINESSpot welding Projection weldingMA typeMC typeMD typeMB typeVertical pneumatic descentRocker pneumatic descentRocker mechanical descentConventional power at 50%kVA3050305030503050 Effective depthmm 350 550 350 550250 /350 /550 /750/950250 /350 /550150 Permanent power 100%kVA21213535213521352135 Max short circuit powerkVA117102195170122202122202178283 Max welding powerkVA9381156 1369716197161142226 Primary voltage ratingV230/400/415/440230/400/415/440230 /400/415/440230/400/415/440 Network frequencyHz50505050 Consumed powerkVa7061117 1027312173121107169 Fuses230 VA100 100 160 160100160100160100160400 V6363100 100631006310063100 Cable section230 V mm 35357070357035705070(for 20 m)400 V16163535163516352535 Secondary no-load short circuit currentkA2320312724*32*24*32*3545 Max welding a duty cycle of %5.