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  • Contactorscombinations

    103

    DIMENSIONS

    They are mainly used for start-up, overload protection andswitch-offofelectricmotorsandalsoforotherloads.Acontac-torandacorrespondingbimetalrelayarebuiltintheenclosureof degree of protection IP55. They are switched onwith theONpushbuttonandswitchedoffwiththeOFFpushbutton.Themushroompushbuttonfunctionsasanemergencystoppush-button.

    Corresponding back-up fuses should be built in a circuit infrontofanautomaticcontactorfortheprotectionagainstshort-circuit.TheKPLstartersarenotprovidedwithoverloadprotec-tion,whileKMPLstartersare.

    TECHNICALDATA Typeofdirectstarterwithoutoverloadprotection KPL9 KPL12 KPL16 KPL18 KPL22

    Typeofdirectstarterwithoverloadprotection KMPL9 KMPL12 KMPL16 KMPL18 KMPL22

    Correspondingthermaloverloadrelay BR16,BR30

    Standards IEC/EN60947-4-1

    Ratedinsulationvoltage Ui V 690

    Max.permittedpowersof 230V 2.2/3 3/4 4/5.5 4/5,5 5.5/7.5

    three-phasemotorsatAC-3 400V 4/5.5 5.5/7.5 7.5/10 9/10 11/15

    500V 5.5/7.5 5.5/7.5 7.5/10 9/10 11/15

    690V 5.5/7.5 7.5/10 7.5/10 9/10 11/15

    Max.back-upfuseforshort-circuitprotectiongL A 25 25 35 35 50

    Coordinationtype2

    Rangeatcontrolvoltage Uc % 85110

    Max.operatingfrequency op.c./h 15

    Degreeofprotection IP55

    Ambienttemperature C -20+40

    Terminalcapacity rigid 0.75...6 2.5...10

    flexible 0.5...6 1.5...10

    PmkW/

    HP

    S mm2

    KMPLANDKPLDIRECTON-LINESTARTERSKMPL9, KMPL12, KMPL16, KMPL18, KMPL22, KPL9, KPL12, KPL16, KPL18, KPL22

  • Contactorscombinations

    104

    TECHNICALDATA

    Permittedmotorpower

    Startertype Relaytype 230V 400V 500V

    kW HP kW HP kW HP

    ZK12 BR16/8,5-12,5 4 5.5 7.5 10 7.5 10

    ZK16 BR16/12,5-18 5.5 7.5 11 15 11 15

    ZK18 BR16/15-20 5.5 7.5 15 20 15 20

    ZK22 BR30/17-24 8 11 18.5 25 18.5 25

    ZK30 BR30/22-30 12.5 17 25 34 25 34

    ZK43 BR43/30-43 20 27 37 50 45 60

    ZK63 BR43/40-63 25 34 55 75 65 88

    ZK95 BRA180/75-125 40 54 75 100 100 136

    ZK115 BRA180/90-150 63 86 110 150 147 200

    ZK145 BRA180/120-200 80 108 132 180 185 252

    ZK180 BRA180/120-200 92 125 160 220 210 272

    Allrequiredelementsforstart-up,overloadprotectionandswitch-offofasynchronouselectricmotorsarebuiltintheenclosureofdegreeofprotectionIP55.

    ZKSTAR-DELTAMOTORSTARTER

  • Contactorscombinations

    105

    Theyaremainlyusedforstart-upandswitch-offofelectricmotorsupto11kWpower.MS25motorprotectionswitchwithundervoltagereleaseandacorresponding contactor are built in the enclosure of degree of protectionIP55.Theadvantagesofcombinationstartersoverdirectstartersare: itisnotnecessarytobuildinback-upfusesforprotectionagainst short-circuituptoratedmotorpower1.5kWat400V aftereachoverloadandpowerlinefailuretheautomaticswitch-onisnot possible

    TECHNICALDATAType AC-3Ratedoperationalpower(kW)

    230V 400V 500V 690V

    K0-LD7 3 5.5 5.5 5.5

    KNL-LD9 2.2 4 5.5 5.5

    KNL-LD12 3 5.5 5.5 7.5

    KNL-LD16 4 7.5 7.5 7.5

    KNL-LD18 4 9 9 9

    KNL-LD22 5.5 11 11 11

    KNL-LD30 7.5 15 15 15

    TECHNICALDATATypeofcombinationstarter KMSPL3 KMSPL9 KMSPL12 KMSPL16 KMSPL18 KMSPL22

    Typeofmotorprotectionswitch MS25-6,3 MS25-10 MS25-16 MS25-16 MS25-20 MS25-25

    Settingrangeofbimetalrelease 46,3 6,310 1016 1016 1016 2025

    AC-3,max.permittedpowers 230V

    Pm kW

    1.5 2.2 3 4 4 5.5

    ofthree-phasemotors 400V 2.2 4 5.5 7.5 9 11

    500V 3 5.5 5.5 7.5 9 11

    690V 4 5.5 7.5 7.5 9 11

    KO-LD,KNL-LDCOMBINATIONSFORREVERSING

    KMSPLCOMBINATIONSTARTERS

  • Contactorscombinations

    106

    D120

    D121

    Todefinethestarter,thefollowingdatahavetobeknown:motorpower,operationalcurrentcoilcontrolvoltagerequiredpushbuttons(none,start,stop,reset)mainswitch(yesorno)Basedonthesedata,aconvenientcontactorandanoverloadrelayaswellascorrespondinglyequippedenclosureareselected.YoucanchoosebetweenoverloadrelayBR16/30.

    COMPONENTSELECTION

    DIRECTON-LINESTARTERSUPTO30A

    D1 ...0,1,2... ...0,1,2,3 ...S,M

    ORDERINGDATA

    S-forKNL9-KNL16,M-forKNL22,KNL30Mainswitch(0-none,1-25A,2-32A)

    Pushbuttons(0-none,1-resetpushbutton,2-start&stop)Enclosuresize

    Enclosures:IP66,ametalbasewithapolycarbonatecover

    *Standardcontrolvoltages(50/60Hz)B7 24VF7 110/125VM7 220/240VQ7 380/415VOthercontrolvoltagesonrequest.**NDL6-11snap-onauxiliaryswitchblockincluded.

    Settingrangeforthermaloverloadrelay

    KindofthermaloverloadrelayBR Controlvoltage

    Permitted motor power Thermal overload relay BR16/30Direct-on contactor*

    Enclosure

    400/415 V, three-phase Operational current (A) Push-button arrangement Main switch Ordering codekW HP min.-max

    BR

    16/K

    NL1

    8

    0.06 0.08 0.16 - 0.25

    KNL9

    start & stop

    reset

    none

    D120S**

    D110

    D100

    0.12 0.16 0.25 - 0.4

    0.18 0.25 0.45 - 0.63

    0.25 0.33 0.75 - 1

    0.55 0.75 1.1 - 1.6

    1.1 1.5 2.3 - 3.2

    1.5 2 2.9 - 4

    start & stop

    reset

    none

    with main switch

    D121**

    D111

    D101

    2.2 3 4.5 - 6.3

    4 5.5 7.2 - 10

    5.5 7.5 9 - 12.5 KNL12

    7.5 10 11.3 - 16 KNL16

    9 10 15 - 20 KNL18

    BR

    30/K

    NL3

    0 11 15 17.5 - 21.5 KNL22

    start & stop

    D120M**

    reset D110

    none D120M

    15 20 24.5 - 30 KNL30

    start & stop

    with main switch

    D122**

    reset D112

    none D102

  • Contactorscombinations

    107

    pomik

    Connectionforthree-phasethree-wiresystem-asshownabove

    Connectionforfour-wiresystem:1.Removeconnection1(L1)-A12.ConnectaneutralconductortoA1terminal

    Connectiondiagram

    Connectionforremotestart-inch-stopcontrol

    Connectionforremotepush-buttoncontrol:

    1.Removeconnection96-642.Connectasillustrated

    KNL9-KNL30direct-on-linestarters

    Connectionforremotepilotswitchcontrol

    Connectionforremotecontrolwithselectionswitch,

    manual-0-automatic

    Connectionforsingle-phasemotors

    WIRINGDIAGRAMS

    KNL9-KNL30direct-on-linestarters

  • Contactorscombinations

    108

    Anenclosureforcontactorsanddirect-on-linestarters(sizeD1)

    DIMENSIONS

    IP66 A B C D E F G H J K L

    KNL9-KNL30(enclosureD1) 212 124 146 164 76 117 132.5 - 29.5 3x20 5.5

    KNL9-KNL30+mainswitch(enclosureD1)

    212 124 156 164 76 117 132 146 29.5

    3x20 3x5.5

    HolesforcableinletswithKdiameter,topandbottom

    FixingholeswithLdiameter

    DIRECTON-LINESTARTERSUPTO30A

  • Contactorscombinations

    109

    R420

    R221

    RS9

    R2,R4 ...0,1,2... ...0,1,2 ...S,M -....

    Todefine thestarter, the followingdatahave tobeknown:motorpower,operationalcurrentcoilcontrolvoltagerequiredpushbuttons(none,I,II,0,reset)mainswitch(yesorno)Basedonthesedata,aconvenientcontactorandanoverload relay aswell as correspondingly equippedenclosureareselected.

    ORDERINGDATA

    Settingrangeforthermaloverloadrelay.S-forKNL9-KNL16,M-forKNL22,KNL30Mainswitch(0-none,1-25A,2-32A)Pushbuttons(0-none,1-resetpushbutton,2-I,IIand0)Enclosuresize

    Enclosure:I,IIand0pushbuttonscanbemarked:FOR/REV,UP/DOWN,OPEN/CLOSED,LEFT/RIGHTDegreeofprotectionIP66,ametalbaseandapolycarbonatecover

    *Standardcontrolvoltages(50/60Hz)B7 24VF7 110/125VM7 220/240VQ7 380/415VOthercontrolvoltagesalsoavaiable

    REVERSINGSTARTERSUPTO30A

    KindofthermaloverloadrelayBR Controlvoltage

    COMPONENTSELECTION

    Motorpowerat ThermaloverloadrelayBR16/30Reversingstarter*

    Enclosure

    400/415V,three-phase Operationalcurrent(A)Push-buttonarrangement Mainswitch Orderingcode

    kW HP min.-max

    BR

    16/K

    NL1

    8

    0.06 0.08 0.16-0.25

    RS9

    I,IIand0

    reset

    none

    R420S

    R410

    R400

    0.12 0.16 0.25-0.4

    0.18 0.25 0.45-0.63

    0.25 0.33 0.75-1

    0.55 0.75 1.1-1.6

    1.1 1.5 2.3-3.2

    1.5 2 2.9-4

    I,IIand0

    reset

    none

    withmainswitch

    R221

    R211

    R201

    2.2 3 4.5-6.3

    4 5.5 7.2-10

    5.5 7.5 9-12.5 RS12

    7.5 10 11.3-16 RS16

    9 10 15-20 RS18

    BR

    30/K

    NL3

    0

    11 15 17.5-21.5 RS22

    I,IIand0resetnone

    R420MR410R400

    I,IIand0resetnone

    withmainswitch

    R221R211R201

    15 20 24.5-30 RS30

    I,IIand0resetnone

    R420MR410R400

    I,IIand0resetnone

    withmainswitch

    R222R212R202

  • Contactorscombinations

    110

    Wiringifapositionswitchisrequired:1.Removeconnections52-632.Connectasillustrated

    NOTE:Auxiliarycontact13-14belongstoaKNL9-KNL16contactorstandardequipment

    CONTROLCIRCUITSUPPLYARRANGEMENTS

    KNL9-KNL30reversingstarters

    SUPPLY WIRINGPhasetophase SeeafigurePhasetoneutralRemoveconnectionDconnect neutraltoterminal96SeparatesupplyRemoveconnectionsDandE. Connectseparatecoilsupplyto terminal96onoverloadrelayand terminal64onK2contactor

    CONNECTIONDIAGRAM

    ConnectionD

    ConnectionE

    Pushtorun

    Asimplepush-to-runarrangementcanbeachivedinoneorbothdirectionsbychangingthetopstartswitches.

    ConnectionD

    ConnectionE

    Wiringifremotecontrolwithpushbuttons:1.RemoveconnectionsD

    2.Connectasillustrated

    REVERSINGSTARTERSUPTO30A

  • Contactorscombinations

    111

    Allunitsareforcedcooled,exceptMSC9,16and23whicharenaturalcooled.

    DIMENSIONS

    Enclosuresforreversingstarters(enclosuresizesR2andR4)

    EnclosureR2

    FixingholeswithLdiameterTopandbottomholes

    forcableinletswithKdiam-eter

    EnclosureR4FixingholeswithLdiameter

    HolesforcableinletswithKdiameter,topandbottom

    IP66 A B C D E F G H