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Manual Siemens A1

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  • Siemens A1 - page 1

    MICROMASTER User Documentation A pplications Handbook Issue A 1 ...

  • Siemens A1 - page 2

    ii MICROMASTER Applications Handbook Further inform ation is available on the Internet under: http: //www .siemens.d e/mi croma ster Approved Siemens Qualit y for Software and Training is to DIN ISO 9001, Reg. No. 2160-01 The reproduction, t ransmission or use of this document, or its contents is not permitted unl ess authorized in writing. Offende ...

  • Siemens A1 - page 3

    MICROMASTER Applications Handbook iii Valid for A1 Rele ase Inverter T ype Control V ersion MICROMAST ER MM4 Issue: A1 MICROMASTER A pplications Handbook User Documentation Introduction 1 Siemens Dr ives Product Range 2 Selecting a Driv e 3 Getting Sta rted 4 Simple A pplications 5 Electromagnet ic Compatibility 6 Real A pplications 7 A d vanced A ...

  • Siemens A1 - page 4

    iv MICROMASTER Applications Handbook ...

  • Siemens A1 - page 5

    Internatio nal E nglish Contents MICROMASTER Applications Handbook v Table of Contents 1 Introduction ............................................................................................................... 1 1.1 W hat is a Variable Speed Drive? ................................................................................ 1 1.2 The Varia ...

  • Siemens A1 - page 6

    Contents Interna tional Englis h vi MICROMA STER A pplications Handbook 6 Elect romagnetic Compatibility (EM C) ..................................................................... 29 6.1 W hat is EMC? ............................................................................................................. 29 6.2 Minim ising the problem of EMI ...

  • Siemens A1 - page 7

    Internatio nal E nglish Contents MICROMASTER Applications Handbook vii List of Figures Figure 1-1 Induction M otor. Simplified Cross Section ............................................. 1 Figure 1-2 Torque Spee d Characterist ics of an Indu ction Motor ................................................................................................ ...

  • Siemens A1 - page 8

    Contents Interna tional Englis h viii MICROMASTER Applications Handbook Figure 7-1 Fan Application ....................................................................................... 35 Figure 7-2 Extractor Syste m using Close d Loop Flow Control ................................................................................................... ...

  • Siemens A1 - page 9

    Internatio nal E nglish Introduct ion MICROMASTER Applications Handbook 1 1 Introducti on This manual is intended to help us ers of variable s peed dr ives suc cessf ully insta ll and utilize Siem ens Standa rd Drives. It includ es an intro duction t o drives, which m ay be inf ormative to f irst tim e users . Detailed tec hnica l inf orm ation and ...

  • Siemens A1 - page 10

    Introduct ion Interna tional Englis h 2 MICROMASTER Applications Handbook This field cross es the air ga p betwee n the stator and ro tor and caus es curr ents to flow in the r otor windings . T his produces a f orce on the rotor as the cur rent interacts with the c hangin g m agnetic field, and the r otor turns . If the windings are arrange d in s ...

  • Siemens A1 - page 11

    Internatio nal E nglish Introduct ion MICROMASTER Applications Handbook 3 Torque Flux, Voltage Speed ( X 50/60) Torque Capability 0 0.5 1.0 1.2 1.5 Figure 1-3 Torque Reduction abov e Base Speed Theref ore in order t o contro l the spee d of a sta ndard A C motor , the applied frequenc y and vo ltage m ust be co ntrolled. Althou gh it is diffic ult ...

  • Siemens A1 - page 12

    Introduct ion Interna tional Englis h 4 MICROMASTER Applications Handbook The s upply, which c an be s ingle phase ( usual ly at low power) or three-p hase is fed to a full wave rec tifier which s upplies t he DC link capacitor s. The c apacitor s reduce th e voltag e ripple ( espec ially on s ingle-phas e supp lies) a nd suppl y energ y for s hort ...

  • Siemens A1 - page 13

    Internatio nal E nglish Introduct ion MICROMASTER Applications Handbook 5 · The PW M output vo ltage c ontains m any high f requenc y harmonic s (becaus e of the fast s witching) and ca n be a m ajor sour ce of EMI. · The input rectif ier draws cu rrent on ly at the peak of the suppl y waveform , so the input cur rents hav e a poor form factor ( ...

  • Siemens A1 - page 14

    Introduct ion Interna tional Englis h 6 MICROMASTER Applications Handbook ...

  • Siemens A1 - page 15

    Internatio nal E nglish Product Range MICROMASTER Applications Handbook 7 2 Siemens Dri ves Product Range The c urrent product r ange consists of severa l dif ferent produc t types: The MICROM ASTER Vector (MM440). A VSD hi gh perf ormance inv erter for general pur pose applic ations available in var ious volta ge ranges. The MICROM ASTER ( MM420) ...

  • Siemens A1 - page 16

    Product Ran ge Internatio nal Eng lish 8 MICROMASTER Applications Handbook ...

  • Siemens A1 - page 17

    Internat ional E nglish Selectin g a Dr ive MICROMASTER Applications Handbook 9 3 Selecting a Dri v e Often dr ive selec tion is s traight forward , as a m otor is alread y instal led and the speed ra nge requir ement is not ex cessive. However , when a dr ive s ystem is selected from first princ iples, c areful c onsiderati on m ay avoid pr oblem ...

  • Siemens A1 - page 18

    Selectin g a Dr ive Interna tiona l Eng lish 10 MICROMASTER Applications Handbook Supplies at the en d of long power li nes in rem ote area s can ris e excess ively in t he evening and week ends when large lo ads are no longe r present. Industries with loc ally contr olled and generate d suppl ies can ha ve po or regulat ion and contr ol. Power s y ...

  • Siemens A1 - page 19

    Internat ional E nglish Selectin g a Dr ive MICROMASTER Applications Handbook 11 3.2.3 Ungrounded Supplie s Certain i ndustrial instal lations oper ate with s upplies that ar e isol ated fr om the protective earth ( IT suppl y). This permits equipment to continue to run f ollowing a n earth faul t. However, MICRO MASTERs are designe d to oper ate o ...

  • Siemens A1 - page 20

    Selectin g a Dr ive Interna tiona l Eng lish 12 MICROMASTER Applications Handbook Figure 3-3 Typical H armonic currents i n 230 V single an d three-phase sup plies, (750 W Inver ter). In order to calcula te the h arm onics in a particul ar suppl y system it is ess ential t hat the suppl y im pedance is k nown. T his is us uall y stated in t erms of ...

  • Siemens A1 - page 21

    Internat ional E nglish Selectin g a Dr ive MICROMASTER Applications Handbook 13 Torque Speed ( X 50/60) 0 0.5 1.0 1.2 1.5 Possible limited operation due to motor cooling Short term overload capability (60 seconds) Continuous operating area 100% 150% Figure 3-4 Operating Capabiliti es of Motor/Inverter Combinat ions High spee d operat ion of standa ...

  • Siemens A1 - page 22

    Selectin g a Dr ive Interna tiona l Eng lish 14 MICROMASTER Applications Handbook Figure 3-5 Torque/Speed Characteristi cs 3.4.1 Variabl e Torque A pplications Some loads have a Varia ble T orque character istic. T hat is, t he torque increas es with the sp eed. T ypical var iable t orque l oads are c entrifugal pum ps and fans . In these app licat ...

  • Siemens A1 - page 23

    Internat ional E nglish Selectin g a Dr ive MICROMASTER Applications Handbook 15 3.4.2 Other Loads. Many other loads have non -linear or var ying torque r elatio nships . The torqu e requirem ent of the load sh ould be unders tood bef ore the inver ter an d motor is sele cted. By com paring th e load/spe ed requir ement with the m otor capab ilit y ...

  • Siemens A1 - page 24

    Selectin g a Dr ive Interna tiona l Eng lish 16 MICROMASTER Applications Handbook 3.6 Environment al Considerations The inv erter is d esigned f or operat ion in a n industri al env ironment. Ho wever ther e are certai n lim itations which m ust be cons idered; t he follo wing chec k list s hould help: · Check that the airf low through th e invert ...

  • Siemens A1 - page 25

    Internatio nal Eng lish Getting S tarted MICROMASTER Applications Handbook 17 4 Getting St arted w ith an Inverter 4.1 Mounti ng the Inverter Mount the i nverter us ing th e mounting holes pr ovide d as desc ribed in th e Operating I nstructio ns. En sure the cor rect tor que ratings for the f ixing bolts are not exceeded . The unit m ay be m ounte ...

  • Siemens A1 - page 26

    Getting S tarted Internatio nal Eng lish 18 MICROMASTER Applications Handbook If the supp ly is con nected t o the m otor/output terminal s, the in verter will be damaged. Check the wiring bef ore s witching on. In partic ular, is the unit c onnect ed to th e correc t suppl y, (low vo ltage uni ts will be dam aged if co nnected to a high er voltage ...

  • Siemens A1 - page 27

    Internatio nal Eng lish Getting S tarted MICROMASTER Applications Handbook 19 4.3.1 A Typical Installation M ISOLATOR EMERGENCY STOP CONTACTOR FUSE INVERTER Control Connections Supply Figure 4-5 Typical Installati on Supply The s upply ma y be either s ingle or thr ee phas e, depen ding on the inverter type. T he recom mended wire si zes are st ate ...

  • Siemens A1 - page 28

    Getting S tarted Internatio nal Eng lish 20 MICROMASTER Applications Handbook 4.4 First Switch On The Getting Started G uide or Operat ing Instr uctions th at are su pplied with the inverter will giv e detail ed ins tructions on how to st art and s et up t he invert er. However, s ome gener al poi nts are wort h noting: · The inv erter wil l usual ...

  • Siemens A1 - page 29

    Internat ional E nglish Simple A pplicat ions MICROMASTER Applications Handbook 21 5 A p plications and Possibilities Most inv erters used in in dustr y are control led via t he control term inals, not t he front panel. T his sec tion desc ribes som e simple c ontrol pos sibilit ies using t hese inputs, and som e of the pro gramm able features that ...

  • Siemens A1 - page 30

    Simple A pplicat ions Interna tional E nglis h 22 MICROMASTER Applications Handbook 7 6 5 8 MICROMASTER DIN 1 +24 V Output DIN 2 DIN 3 Digital Inputs Figure 5-2 Using all the Digital I nputs 5.3 Selecting and Using the Fixed Freq uencies The digi tal inputs c an be us ed to s elect fixed frequenc ies. Se t param eter P100 0 to 3 (select f ixed fr e ...

  • Siemens A1 - page 31

    Internat ional E nglish Simple A pplicat ions MICROMASTER Applications Handbook 23 Advanced F eatures: 025 Enable DC brake. T he DC brak e feature c an be enab led to pro vide a holding tor que if requir ed. See sect ion 8. 2. 013/014 Increase/dec rease f requenc y (Motor Po tentiom eter func tion). 099 BiCo Func tional ity. Man y com plex f unctio ...

  • Siemens A1 - page 32

    Simple A pplicat ions Interna tional E nglis h 24 MICROMASTER Applications Handbook 5.6 Curr ent Limit and Protection Systems The inv erter m ust protect it self , the motor and s ystem from overload an d possibl e damage. Cur rent lim it now oper ates ver y rapid ly, lim iting the cur rent and preventi ng a trip oc curring. Most inv erters ha ve s ...

  • Siemens A1 - page 33

    Internat ional E nglish Simple A pplicat ions MICROMASTER Applications Handbook 25 Overtem perature in the in verter is usual ly caused by a hig h ambient temper ature, a fault y or block ed fan, or bl ocked air inlet or outlet. 5.8 Some A dditional F eatures The MICROM ASTER h as m any useful feat ures bui lt into the sof tware and availab le for ...

  • Siemens A1 - page 34

    Simple A pplicat ions Interna tional E nglis h 26 MICROMASTER Applications Handbook 5.8.5 Start on the Fly Normall y if the inverter att em pts to start a m otor that is already rotat ing it will current lim it, stall or slo w the m otor down. If Start o n the Fl y is selecte d it wil l sense the speed of the motor and r am p the motor from that sp ...

  • Siemens A1 - page 35

    Internat ional E nglish Simple A pplicat ions MICROMASTER Applications Handbook 27 5.8.7 Slip Compens ation The m otor speed is reduced de pendin g on the l oad, due to the slip as descr ibed earlier. Slip ca n cause a speed regu lation b y as m uch as 10% with sm all m otors. The inv erter can com pensa te for this by inc reasing t he output f req ...

  • Siemens A1 - page 36

    Simple A pplicat ions Interna tional E nglis h 28 MICROMASTER Applications Handbook 5.8.9 Boost. P1310, 11 and 12. At low outp ut freque ncies t he output voltage is low t o k eep the flux lev el cons tant, as descr ibed ear lier. Howe ver, t he voltag e ma y be too low to overcom e losse s in the syst em. The vo ltage ca n be incr eased usi ng par ...

  • Siemens A1 - page 37

    Internatio nal E nglish Electro magnet ic Compa tibility MICROMASTER Applications Handbook 29 6 Electromagne tic Comp atibility (EMC) 6.1 What is E M C? All elec tronic an d electr ical equ ipm ent generate unwanted s ignals. T hese s ignals can be em itted fr om the pr oduct either via cab les that a re connecte d to th e product (Input, out put, ...

  • Siemens A1 - page 38

    Electro magnet ic Compa tibility Interna tiona l Englis h 30 MICROMASTER Applications Handbook · The output of all i nverters generat es high fr equenc y, high vol tage s witching waveform s in the o utput ca bles bet ween the m otor and in verter . · A lot of E MI occurs at high f requenc y. At hig h freque ncies the s hape and length of the cab ...

  • Siemens A1 - page 39

    Internatio nal E nglish Electro magnet ic Compa tibility MICROMASTER Applications Handbook 31 6.2.2 EM C Guidelines The guid elines for instal lation a nd wiring ar e detai led in the Operat ing Instruc tions , but the k ey points are as fol lows: 1. Ensur e all eq uipm ent in the c ubicle is well eart hed, usi ng thick , short earthi ng cable. E a ...

  • Siemens A1 - page 40

    Electro magnet ic Compa tibility Interna tiona l Englis h 32 MICROMASTER Applications Handbook 4. Sup press rela y, contac tor coils etc. us ing R-C, f lywheel d iode, or varistor suppress ers fitted at the coils . Diode (DC Coils only) - Good Varistor - Better Resistor/Capacitor - Best Figure 6-5 Suppression of Cont actor Coils 5 . Use s creened o ...

  • Siemens A1 - page 41

    Internatio nal E nglish Electro magnet ic Compa tibility MICROMASTER Applications Handbook 33 6.3 EM C Rules and Regulations The regula tions concern ing EMC ar e com plex, changi ng and var y from countr y to countr y. The m ost impor tant point to rem em ber is that if there is no prob lem ther e is unlik ely to b e a lega l issu e, and in a ny c ...

  • Siemens A1 - page 42

    Electro magnet ic Compa tibility Interna tiona l Englis h 34 MICROMASTER Applications Handbook ...

  • Siemens A1 - page 43

    Internatio nal E nglish Real Appl ications MICROMASTER Applications Handbook 35 7 Real A pplicatio ns The f ollowing ex am ples are based on applic ations where Si emens Drives h ave been suc cessf ully applie d. In som e cases the circuitr y and par ameter settings have been s im plified. T he settings and par ameter s refer to Siem ens MICROMAST ...

  • Siemens A1 - page 44

    Real Appl ications Interna tiona l Englis h 36 MICROMASTER Applications Handbook 7.1.3 Key Parameter Detail s Table 7-1 Fan Application with Manual Control Number Value Mean ing P1000 1 Motorised po tentiometer enabled. This allows the p ush buttons o n the AOP to be used to c ontrol the speed . P0003 3 Allows all parameters to b e adjuste d and se ...

  • Siemens A1 - page 45

    Internatio nal E nglish Real Appl ications MICROMASTER Applications Handbook 37 7.2.2 Sy stem Specifications Motor 4 pole 11 kW 420 V 3-phase induc tion m otor Control Syst em Closed lo op PI s ystem Sensor 4 –20 m A flow rate s ensor Drive MICROM ASTER 11 kW 40 0 V Factory Fum e bur ner system 11kW fan and m ot or Heat ers 11kW MIDIMA STER Flow ...

  • Siemens A1 - page 46

    Real Appl ications Interna tiona l Englis h 38 MICROMASTER Applications Handbook 7.2.3 Key Parameter Detail s Table 7-2 Fan Application with Closed Loop Control Number Value Meaning P1000 1 Digital s et point preset i n MIDIM ASTER. Manual adju stment not norma lly required. P1040 20 Nominal setpoint P0003 3 Allows all parameters to b e adjuste d a ...

  • Siemens A1 - page 47

    Internatio nal E nglish Real Appl ications MICROMASTER Applications Handbook 39 7.3 Control ling Lift Door Operation Lift doors need to c lose at v arying sp eeds. Start ing slow ly, acceler ating fast and slowing a gain as the y appr oach closur e. In this case, the d oors are held clos ed by the motor running at low f requenc y at zero spe ed. Th ...

  • Siemens A1 - page 48

    Real Appl ications Interna tiona l Englis h 40 MICROMASTER Applications Handbook 7.3.3 Key Parameter Detail s Note. Careful s electio n of the in puts is needed to ensure the corr ect com bination of forward a nd revers e frequ encies is poss ible. Table 7-3 Ke y Parameters. Lift Door Operation Number Value Meaning P1000 3 Fixed Frequencie s select ...

  • Siemens A1 - page 49

    Internatio nal E nglish Real Appl ications MICROMASTER Applications Handbook 41 7.4 A Conveyor Application using several MICROMA STERs MICROMAST ERs are used to c ontrol shor t con veyors. Eac h conv eyor is use d as a holding point while prod ucts are sorted. T he produc ts are m oved f orward b y rapid ac celeratio n of th e conve yors under c om ...

  • Siemens A1 - page 50

    Real Appl ications Interna tiona l Englis h 42 MICROMASTER Applications Handbook 7.4.4 Key Parameter Settin gs Table 7-4 Ke y Parameters. Conve y o r Application Number Value Meaning P1120 0.6 Ramp up P1121 0.6 Ramp dow n. Fast ramping possible w ith these sett ings P1000 003 Fixed frequen cy operatio n P0003 3 Allows all parameters to b e adjuste ...

  • Siemens A1 - page 51

    Internatio nal E nglish Real Appl ications MICROMASTER Applications Handbook 43 7.5 A M aterial Handling A pplicati on Severa l MICROM ASTERs are us ed to han dle sheets of lar ge, fragile pieces of mater ial. The s ystem is controlled by a Progr amm able Logic Co ntroller ( PLC) using the digital and analo gue i nputs. Rela ys are used to contr ol ...

  • Siemens A1 - page 52

    Real Appl ications Interna tiona l Englis h 44 MICROMASTER Applications Handbook 7.5.4 Key Parameter settin gs Table 7-5 Key Parameters. Material H andling Operation Number Value M eaning P1120 0.3 Ramp up P1121 0.3 Ramp dow n P0003 003 Allows all para meters to be ad justed an d set. P1082 100 Maximum O utput Frequency. This w ide speed range is p ...

  • Siemens A1 - page 53

    Internatio nal E nglish Real Appl ications MICROMASTER Applications Handbook 45 7.6 A n Exercise M achine A pplication A runnin g m achine uses a vari able spe ed drive t o contr ol the run ning b elt spee d from a slow walk to a f ast run. 7.6.1 A d vantages · Excell ent low s peed torque ensures sm ooth operatio n even at low belt s peeds with a ...

  • Siemens A1 - page 54

    Real Appl ications Interna tiona l Englis h 46 MICROMASTER Applications Handbook 7.6.4 Key Parameter Settin gs Table 7-6 Key Parameters. An Exercis e Machine Operation Number Value Meaning P0003 003 Allows all para meters to b e adjusted an d set. P1080 3 Minimum O utput Frequency P1082 83 Max imum Output Frequency P2000 83 Frequency Refer ence for ...

  • Siemens A1 - page 55

    Internatio nal E nglish Advance d App licatio ns MICROMASTER Applications Handbook 47 8 A d vanced Applicatio ns Information 8.1 Usi ng Closed Loop Control 8.1.1 What is Closed Loop Control? Closed lo op contr ol is widely use d in indus trial app licat ions to co ntrol a bro ad variet y of proces ses. Con trol eng ineering is a com plex s ubject, ...

  • Siemens A1 - page 56

    Advance d App licatio ns Intern ationa l Eng lish 48 MICROMASTER Applications Handbook Setpoint P2260 KK Setpoint Source P2253 KK Feedback Source P2264 Kp Tn P Gain P2280 I Gain P2285 x y r2294 PID Output PID in upper limit/lower limit P53.10/P53.11 + PID Output UpperLimit P2291 PID Output Lower Limit P2292 P2293 Accel/Decel time of PID limits Ramp ...

  • Siemens A1 - page 57

    Internatio nal E nglish Advance d App licatio ns MICROMASTER Applications Handbook 49 · Start with the PID ga ins sti ll on their f actor y settings - P gai n =1, no integr al or diff erential acti on. · Select f ast ram p up and do wn times as other wise these will lim it close d loop perform ance. · Make s ure the scalin g para meter s match t ...

  • Siemens A1 - page 58

    Advance d App licatio ns Intern ationa l Eng lish 50 MICROMASTER Applications Handbook 8.2.2 Braking and Stopping with an Inv erter Ramping Down and Braking As stated above, if the inve rter reduc es the o utput fr equency (i.e. Ram ps do wn) the motor and load wil l slow d own. If the load and motor inertia is high, reg eneratio n will occur . In ...

  • Siemens A1 - page 59

    Internatio nal E nglish Advance d App licatio ns MICROMASTER Applications Handbook 51 corres ponds to a p ercentag e of the ful l load cur rent in t he motor. In practice i t is not poss ible to calc ulate th e brak ing torque this will produce. Continuous use of the DC brak ing wil l cause o verheating in the m otor an d suita ble protec tion s ys ...

  • Siemens A1 - page 60

    Advance d App licatio ns Intern ationa l Eng lish 52 MICROMASTER Applications Handbook · Param eters can be s et up and c hanged via the i nterface. · Perform ance can be cont inuousl y monitore d and con trolled. 8.4 Using PROFIBUS 8.4.1 What is PROFIBUS? PROFIBU S is an open stan dard comm unication protoc ol which has been designe d and devel ...

  • Siemens A1 - page 61

    Internatio nal E nglish Advance d App licatio ns MICROMASTER Applications Handbook 53 8.5 V ector and FCC Control 8.5.1 What is a Vector Driv e? Vector c ontrol is a com plex m athematic al control f unction th at im proves the perform ance of an AC drive . It is nec essar y to understa nd conve ntional Voltage to frequenc y control and Flux curren ...

  • Siemens A1 - page 62

    Advance d App licatio ns Intern ationa l Eng lish 54 MICROMASTER Applications Handbook Vector co ntrol is best und erstood b y consider ing the operatio n of a D C mac hine. A DC mac hine consists of a fi eld windi ng and ar matur e winding. T heref ore the arm ature Current (T orque) and f ield curren t (Flux) can be contr olled independ ently. In ...

  • Siemens A1 - page 63

    Internatio nal E nglish Advance d App licatio ns MICROMASTER Applications Handbook 55 At low spe eds it is very diffic ult to predic t the m otor perform ance and th e hence th e rotor posi tion. Si em ens standard vector drives use a com plex m athem atical system , first deve loped for their e ngineered drives, which gi ves ver y good Sensor less ...

  • Siemens A1 - page 64

    Advance d App licatio ns Intern ationa l Eng lish 56 MICROMASTER Applications Handbook ...

  • Siemens A1 - page 65

    Internat ional E nglish Option s MICROMASTER Applications Handbook 57 9 Options for Siemen s S t and ard Dri v es 9.1 Introduction Severa l options are av ailable f or use with Siem ens Standar d drives ; som e are described belo w. These ar e inten ded to ass ist produc t selec tion, inst allation and comm issioning in cert ain appl ications. 9.2 ...

  • Siemens A1 - page 66

    Options Internat ional Eng lish 58 MICROMASTER Applications Handbook 9.3 Braking M odules and Braking Resistors During rege neratio n (see s ection 8.2 .2) it ma y be n ecessa ry to dissip ate the energ y that is retur ned to th e invert er. MICRO MASTE R MM420 units do not have the capab ility to dis sipate r egenerate d energ y. Som e Siemens inv ...

  • Siemens A1 - page 67

    Internat ional E nglish Append ix A MICROMASTER Applications Handbook 59 A Environment al Protection L evels (IP rating) Table A-1 gives t he def initions of DIN40050, BS EN 60529 an d IEC529. T hese refer to the IP num bers and the dif ferent le vels of protec tion availab le. Table A-1 Protection levels (IP Rat ing) FIRST NUMBER 0 No prot ecti on ...

  • Siemens A1 - page 68

    Append ix A Interna tiona l Englis h 60 MICROMASTER Applications Handbook SECOND NUMBER 0 No prot ecti on No speci al prot ection. 1 Prot ecti on against wat er drippi ng vert icall y W ater drops fal ling vert icall y must not have any harmful effec t. 2 Prot ecti on against wat er drippi ng non-ver tical ly W ater drops fai ling at any angl e up ...

  • Siemens A1 - page 69

    Internat ional E nglish Append ix B MICROMASTER Applications Handbook 61 B Some Useful F ormulae B.1 T orque and Power Rel ationships If the stead y state t orque is k nown, the power require ment c an be calcu lated: Power [kW ] = (Tor que [Nm] X Spe ed [rev/m in])/ 9550 or Torque [Nm ] = (9550 X Po wer [kW ])/ Speed [r ev/min] Acceler ation T orq ...

  • Siemens A1 - page 70

    Append ix B Interna tiona l Englis h 62 MICROMASTER Applications Handbook Moment of Inertia The load m om ent of inertia can be ref erred to t he motor shaft J*lo ad = Jloa d/ I 2 or J*lo ad = Jloa d. (Nlo ad) 2 / (Nm otor) 2 Output Power Output Po wer = (Inpu t Power ) X (Gear box eff iciency) Output Torque Output Tor que = (I nput T orque) X (G e ...

  • Siemens A1 - page 71

    Internatio nal E nglish Index MICROMASTER Applications Handbook 63 Index A Accel eration 1 5 Advance d App licatio ns closed loop contr ol 47 Advance d Opera tor Pan el benefits 57 B Brak ing 15 brak ing modules 58 compound br aking 51 DC brak ing 50 described 50 regenerati on 50 Brak ing Modules 58 Brak ing Resistor s 58 C Cable Capac itance chok ...

  • Siemens A1 - page 72

    Index Inter nationa l Englis h 64 MICROMASTER Applications Handbook Protect ion Featur es current l imit 24 I2t protec tion 24 internal o vertem perature 24 Overvolt age 24 ptc resi stors 24 Pulse W idth Modulat ion described 4 S Sensor less Vect or Control 54 Serial I nterface Installat ion 51 USS protoco l 51 Serial Link PROFIBU S 52 PROFIBU S 52 ...

  • Siemens A1 - page 73

    MICROMASTER Applications Handbook 65 Suggestions and/or Corrections To: Technical Documentati on Manager Siemens Au tomation & Inv erters Suggestions Correctio ns Siemens plc Automation & Inverter s Varey Road, Congl eton, CW12 1PH For Pub lication/M anual: MICROMASTER App lic ati ons Handbo ok Fax: +4 4 (0)1260 283603 Em ail: Technica l.do ...

  • Siemens A1 - page 74

    66 MICROMASTER Applications Handbook ...

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A complete manual for the device Siemens A1, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Siemens A1 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Siemens A1.

A complete Siemens manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Siemens A1 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Siemens A1, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Siemens A1, that we can find in the current document
3. Tips how to use the basic functions of the device Siemens A1 - which should help us in our first steps of using Siemens A1
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Siemens A1
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Siemens A1 in a specific country, if it was not possible to solve the problem on our own.

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