Contactors combinations - Iskra€¦ · Contactors combinations 103 ... ZK STAR-DELTA MOTOR...

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 % 85…110

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 4…6,3 6,3…10 10…16 10…16 10…16 20…25

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,operationalcurrent•coilcontrolvoltage•requiredpushbuttons(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 code

kW 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,operationalcurrent•coilcontrolvoltage•requiredpushbuttons(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 ThermaloverloadrelayBR16/30

Reversingstarter*

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 J K L

KNL9-KNL30(enclosureR4) 260 158 160 210 108 132 147 - 27.52x201x25

3x5.5

KNL9-KNL30+mainswitch(enclosureR2)

260 230 171 210 180 133 148 16128.5

2x201x25

4x5.5

REVERSINGSTARTERSUPTO30A

Contactorscombinations

112

S320

S321

SD16

Todefinethestarter,thefollowingdatahavetobeknown:•motorpower,operationalcurrent•coilcontrolvoltage•requiredpushbuttons(none,start,stop,reset)•mainswitch(yesorno)Basedonthesedata,aconvenientcontactorandanoverloadrelayaswellascorrespondinglyequippedenclosureareselected.

STAR-DELTASTARTERSUPTO25kW

*Standardcontrolvoltages(50/60Hz)B724VF7110/125VM7220/240VQ7380/415V

Othercontrolvoltagesalsoavailable

STAR-DELTA STARTERS APPLICATIONForastar-deltaunit,theoverloadrelayisconnectedtoadeltaloopandthereforeprotectsthemotoronlyatthisconnection.Foreasierselectionoftherelay,motorcurrentsarestatedinatable.Astar-deltastarterisequippedwithanelectronictimerelaywithaminimumrangefrom3to45seconds.Thetimerelayassuresrequireddelaybetweena“star”contactoropeninganda“delta”contactorclosing.

SettingrangeforthermaloverloadrelayS-forKNL9-KNL16,M-forKNL22,KNL30Mainswitch(0-noswitch,1-25A,2-32A)Pushbuttons(0-noswitch,1-resetpushbutton,2-startandstop)Enclosuresize

S3 ...0,1,2... ...0,1,2,3 ...S,M -....

ORDERINGDATAKindofthermal

overloadrelayBR Controlvoltage

COMPONENTSELECTION

MotorpoweratThermaloverloadrelay

BR16/30 Star-delta

starter*

Enclosure

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

kW HP min.-max

BR

16/K

NL1

8

2.2

4

7.5

11

15

3

5.5

10

15

20

2.3-3.2

4.5-6.3

07.2-10

11.3-16

15-20

SD16

start&stop

reset

none

—

S320S

S310

S300

start&stop

reset

none

withmain

switch

S321

S311

S301

BR

30/K

NL3

0

18.5 25 21-25 SD22

start&stop

reset

none

—

S320

S310

S300

start&stop

reset

none

withmain

switch

S321

S311

S301

22

25

30

34

21-25

24.5-30SD30

start&stop

reset

none

—

S320

S310

S300

start&stop

reset

none

withmain

switch

S322

S312

S302

Contactorscombinations

113

PovezavaD PovezavaE

PovezavaE

PovezavaD

Zunanjivklop

Connectiondiagram(controlwithpushbuttons)

CONTROL CIRCuIT SuPPLY ARRANGEMENTS

SUPPLY WIRINGPhasetophase SeeafigurePhasetoneutral RemoveconnectionD Connectterminal96toaneutralconductorSeparatesupply RemoveconnectionsDandE Connectseparatecoilsupplytoterminal96onoverloadrelayandterminal64onK2contactor

NOTE:AUXILIARYCONTACT13-14BELONGSTOAKNL9-KNL16CONTACTORSTANDARDEQUIPMENT

Wiringforremotecontrolwithpushbuttons 1.RemoveconnectionD 2.Connectasillustrated

MotorwindingsConnecttoappropriateterminalson

thestarter

CONNECTIONDIAGRAM

KNL9-KNL30stardeltastartercontactors

Connectiondiagram(RemotePilotSwitchControl)1.Removeconnection63to52ontheK2contactor2.Connectbetween52and64ontheK1contactorandfromterminal51ontheK1contactortoterminal52ontheK2contactor3.ConnectthepilotswitchinplaceofconnectionE4.Setoverloadrelaytomanualresetposition.

STAR-DELTASTARTERSUPTO25kW

Contactorscombinations

114

DIMENSIONS

Enclosuresforstar-deltastarters(sizesS2andS3)

EnclosuresS2andS3

fixingholeswithLdiameterHolesforcableinletswithKdiameter,topandbottom

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

KNL16-KNL30(enclosureS2) 260 230 161 210 180 133 148 - 28.52x201x25

3x5.5

KNL16-KNL30+mainswitch(enclosureS3)

260 332 171 210 282 133 148 161 28.5

3x201x25

4x5.5

STAR-DELTASTARTERSUPTO25kW