Motor Contactor J7KN Main contactor • AC & DC operated • Integrated auxiliary contacts • Screw fixing and snap fitting (35 mm DIN rail) up to 37 kW • Range from 4 to 110 kW (AC 3, 380/415V) • Finger proof (BGV A2) • System contactors for Fuseless Load Feeders with integrated link module Accessories • front mounted single pole additional auxiliary contacts (1 NO or 1 NC) • Side mounted additional auxiliary contacts (1 NO/1 NC) • Mechanical interlock • Suppressors (RC and varistor) • Pneumatic timer modules
Ordering Information ■ Model Number Legend 1.
6. Accessories for Motor Contactors (RC Suppressor units) J74KN-#-## ### 1 2 3 4 1) 2) 3) 4) Accessories for Motor Contactors A: for Mini Motor Contactor and Motor Contactor (4-18.5kW) (between DIN-rail and Contactor) B: for Mini Motor Contactor and Motor Contactor (4-55kW) C: for Motor Contactor (4-37kW) to snap on the contactor D: for Mini Motor Contactor (4-5.
■ List of Models Contactors 3-pole • • • • • Up to 210A AC3 Up to 350A AC1 DIN-rail mounting up to AC3 74A International Approvals Data according to IEC 947 / EN 60947 Ratings AC3 400V Motor 380-400V 660-690V 690V at 40°C AC1 Type Auxiliary contacts Type Auxiliary contacts Cable cross-section Solid mm2 Flexible mm2 Cables per clamp Auxiliary contact Ith 40°C A AC15 230V A 400V A Power consumption of coils Inrush VA Hold VA Operation range of coils Mounting Additional aux.
Ratings AC3 AC1 Type 400V Motor 380-400V 660-690V 690V at 40°C Auxiliary contacts Type Auxiliary contacts Cable cross-section Solid mm2 Flexible mm2 Cables per clamp Auxiliary contact Ith 40°C A AC15 230V A 400V A Power consumption of coils Inrush VA hold VA Operation range of coils Mounting Additional aux. contact blocks Front mounting contact configuration Additional aux.
Contactors 3-pole AC Operated Ratings Rated Aux. Contacts Current AC2, AC3 AC1 380V 400V 415V kW 500V 660V 690V 690V kW kW A 4 4 5.5 5.5 7.5 7.5 11 11 5.5 5.5 7.5 7.5 10 10 10 10 5.5 5.5 7.5 7.5 10 10 10 10 25 25 25 25 32 32 32 32 4 4 5.5 5.5 7.5 7.5 11 11 5.5 5.5 7.5 7.5 10 10 10 10 5.5 5.5 7.5 7.5 10 10 10 10 11 15 18.5 15 18.5 18.
DC Operated Aux. Contacts see page 33 Built-in NO NC Type Additional Coil voltage 24 48 60 110 125 220 Type Pack 24V DC 48V DC 60V DC 110V DC 125V DC 220V DC pcs Weight Accept Overload Relay page 56 kg/pc. Type 1 1 1 1 1 1 1 1 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 J7TKN-B J7KNG-10-10###D J7KNG-10-01###D J7KNG-14-10###D J7KNG-14-01###D J7KNG-18-10###D J7KNG-18-01###D J7KNG-22-10###D J7KNG-22-01###D 1 1 1 1 1 1 1 1 0.53 0.53 0.53 0.53 0.53 0.53 0.53 0.53 J7TKN-B max.
System Contactors for Fuseless Load Feeders with integrated Link Module (see page 72) AC Operated Ratings Rated Aux. Contacts Current AC2, AC3 *1 AC1 380V 400V 415V kW 500V 4 5.5 7.5 11 Built-in Type Pack Weight pcs. kg/pc. 1 1 1 1 0.25 0.25 0.25 0.25 Additional 660V 690V 690V see page 33 kW kW A NO NC Type 5.5 7.5 10 10 5.5 7.5 10 10 25 25 32 32 1 1 1 1 - max.
Auxiliary Contact Blocks for contactors J7KN-10... to -74... type J73KN for low level switching*1 Front mounting Rated Operational Current AC15 230V AC15 400V Contacts AC1 690V A A A NO NC 3 3 3 3 6 6 2 2 2 2 4 4 10 10 10 10 25 25 1 1 - 1 1 EM LB 1 - 1 - Type Pack Weight J73KN-B-10 J73KN-B-01 J73KN-B-10U J73KN-B-01U J73KN-B-10A J73KN-B-01A pcs. 10 10 10 10 10 10 kg/pc. 0.02 0.02 0.02 0.02 0.02 0.02 Auxiliary Contact Blocks for contactors J7KN-151... to 176...
Suppressor Units Suitable for Contactors Suitable for Coil Voltages Type Pack pcs. Weight kg/pc. J7KNA J7KN10-J7KN22 110 - 230 V 250 - 415 V AC/DC AC/DC J74KN-A-VG230 J74KN-A-VG400 10 10 0.01 0.01 Varistor J7KN10-J7KN74 snap on top of contactor 110 - 230 V 250 - 415 V AC/DC AC/DC J74KN-B-VG230 J74KN-B-VG400 10 10 0.02 0.02 RC-Unit snap on contactor J7KNA 12 - 48 V 48 - 127 V 110 - 230 V AC/DC AC/DC AC/DC J74KN-D-RC24 J74KN-D-RC110 J74KN-D-RC230 10 10 10 0.02 0.036 0.
Insulated wiring systems for motor contactors Description Version (A) For contactors Type Pack pcs For reversing or parallel contactors ( 2 parts ) 25 J7KN 10 - 22 J75-WK-21 1 40 J7KN 24 - 40 J75-WK-41 1 For star-delta combination 25 (3 parts) J7KN 10 - 22 J75-WK-22 1 ■ Wiring Diagrams Coil Circuit AC operated DC operated with double winding coil*1 J7KN-10... to J7KN-110... J7KN-10...D to J7KN-22...D J7KN-24...D to J7KN-74...D AC and DC operated J7KN-151... to J7KN-176...
Specifications ■ Coil Voltages Type-suffix for contactor types J7KN-10... to J7KN-74... Type-suffix for contactor types J7KN-151... to J7KN-200... Suffix to contactor type e.g. Suffix Voltage Marking Rated Control Voltage Us to contactor type e.g.
■ Engineering data and characteristics Approximate Values for three-phase Motors Motor Full Load Currents Approximate values of motor F.L.C.
Approximate values of motor F.L.C. according to CSA and UL Motor F.L.C. at 110-120V Motor F.L.C. at 220-240V*1 Motor F.L.C. at 440-480V 1-phase 2-phase 3-phase 1-phase 2-phase 3-phase 1-phase 2-phase 3-phase 1-phase 2-phase A A A A A A A A A A A A ½ 9.8 4.0 4.4 4.9 2.0 2.2 2.5 1.0 1.1 2.0 0.8 0.9 ¾ 13.8 4.8 6.4 6.9 2.4 3.2 3.5 1.2 1.6 2.8 1.0 1.3 1 16.0 6.4 8.4 8.0 3.2 4.2 4.0 1.6 2.1 3.2 1.3 1.7 1½ 20.0 9.0 12.0 10.0 4.5 6.0 5.0 2.
Contactors Data according to IEC 947-4-1, EN 60947-4-1, VDE 0660 Main Contacts Type Rated insulation voltage Ui*1 Making capacity Ieff J7KN-10 V AC 690 J7KN-14 J7KN-18 J7KN-22 J7KN-24 J7KN-32 J7KN-40 J7KN-50 690 690 690 690 690 690 690 J7KN-62 690 J7KN-74 690 at Ue = 690V AC A 200 200 200 200 400 500 500 700 900 900 Breaking capacity Ieff 400V AC A 180 180 200 200 380 400 400 600 800 800 J7KN-10 to J7KN-22 cosϕ = 0,65 500V AC A 150 150 180 180 300 370 370
Main Contacts Type J7KN-10 J7KN-14 J7KN-18 J7KN-22 J7KN-24 J7KN-32 J7KN-40 J7KN-50 J7KN-62 J7KN-74 Utilization category AC4 Switching of squirrel cage motors, inching Rated operational power of three-phase motors 50-60Hz 220-230V kW 3 4 5 5 6 8,5 11 12,5 18,5 18,5 240V kW 3 4 5 5 7 9 11,5 13,5 19 19 380-400V kW 4 5,5 7,5 7,5 11 15 18,5 22 30 30 415V kW 4,5 6 8,5 8,5 12 16 20 24 33 33 440V kW 4,5 6 8,5 8,5 12 16 20 24 33 33 500V kW 5,
Main Contacts Type J7KN-10 J7KN-14 J7KN-18 J7KN-22 J7KN-24 J7KN-32 J7KN-40 J7KN-50 J7KN-62 J7KN-74 Utilization category DC3 and DC5 Switching of shunt motors and series motors Time constant L/R 15ms Rated operational current Ie 1 pole24V A 20 25 32 32 50 65 80 110 120 130 6 6 6 6 30 30 30 60 60 60 110V A 1,2 1,2 1,2 1,2 1,8 1,8 1,8 1,8 1,8 1,8 220V A 0,2 0,2 0,2 0,2 0,2 0,2 0,2 0,25 0,25 0,25 3 poles in series 24V A 20 25 32 32 50 65 80 110 12
Main Contacts Type J7KN-85 J7KN-110 J7KN-151 J7KN-176 Rated insulation voltage Ui *1 V AC 750 750 690 690 690 1200 1500 1800 1700 Making capacity Ieff at Ue = 690V AC A 1100 J7KN-200 Breaking capacity Ieff 400V AC A 950 1100 1200 1400 1600 J7KN-10 to J7KN-22 cosϕ = 0,65 500V AC A 850 1000 1200 1400 1600 J7KN-24 to J7KN-72 cosϕ = 0,35 690V AC A 600 600 700 800 1200 - - - - - 1000V AC A Utilization category AC1 Switching of resistive load Rated operational current
Main Contacts Rated operational power of three-phase motors 50-60Hz Type J7KN-85 J7KN-110 J7KN-151 J7KN-176 J7KN-200 220-230V kW 25 30 15 18,5 25 240V kW 27 32 15,5 19 26 380-400V kW 45 45 25 30 45 415V kW 49 49 25 33 45 440V kW 49 49 30 34 48 500V kW 55 55 25 30 55 660-690V kW 55 55 25 30 55 1000V kW - - - - - Utilization category AC 5a Switching of gas discharge lamps Rated operational current Ie per pole at 220/230V Fluorescent lamps, uncompen
Main Contacts Type J7KN-85 J7KN-110 J7KN-151 J7KN-176 J7KN-200 Utilization category DC3 and DC5 Switching of shunt motors and series motors Time constant L/R 15ms Rated operational current Ie 1 pole24V A 150 170 - - - 60V A 85 110 - - - 110V A 2 2,5 - - - 220V A 0,5 0,5 - - - 3 poles in series 24V A 150 170 - - - 60V A 100 110 - - - 110V A 100 110 - - - 220V A 7 8 - - - open °C -40 to +60 (+90)*6 -25 to +55 (+70)*7 -40 to +40 -25 to +40 Maximum amb
Contactors Data according to IEC 947-4-1, EN 60947-4-1, VDE 0660 Auxiliary Contacts Type J7KN-10 J7KN-14 J7KN-18 J7KN-22 J7KN-24 J7KN-32 J7KN-40 J7KN-50 J7KN-62 J7KN-74 Rated insulation voltage Ui*1 V~ 690 690 690 690 - - - - - - 40°C A 16 16 16 16 - - - - - - 60°C A 12 12 12 12 - - - - - - Thermal rated current Ith to 690V Ambient temperature Utilization category AC15 Rated operational current Ie 220-240V A 12 12 12 12 - - - - - - 380-415V A 4 4 4
Auxiliary Contacts Type J7KN-85 J7KN-110 J7KN-151 J7KN-176 J7KN-200 Rated insulation voltage Ui*1 V~ 690 690 690 690 690 40°C A 16 16 10 10 10 60°C A 12 12 - - - 220-240V A 12 12 3 3 3 380-415V A 6 6 2 2 2 440V A 6 6 1,5 1,5 1,5 500V A 4 4 1,5 1,5 1,5 660-690V A 2 2 1 1 1 Thermal rated current Ith to 690V Ambient temperature Utilization category AC15 Rated operational current Ie Utilization category DC13 Rated operational current Ie 60V A 8 8 - -
Contactors for North America Data according to UL508 Main Contacts (cULus) Type J7KN-10 J7KN-14 J7KN-18 J7KN-22 J7KN-24 J7KN-32 J7KN-40 J7KN-50 J7KN-62 J7KN-74 Rated operational current "General Use" A 25 25 30 30 50 65 80 110 120 130 10 Rated operational power of three-phase motors at 60Hz (3ph) 110-120V hp 1½ 2 2 3 5 5 7½ 10 10 200V hp 3 3 5 5 7½ 10 10 15 20 25 220-240V hp 3 3 7½ 7½ 10 10 15 20 25 30 277V hp 3 5 7½ 7½ 7½ 10 15 20 25 30 380
Contactors Data according to IEC 947-4-1, EN 60947-4-1, VDE 0660 Contact Life For selection of the suitable contactor-type according to supply voltage, power rating and application (utilization category AC1, AC3 or AC4) use contact life characteristic diagram.
Contactors Utilization Categories For easier choice of devices and in order to make the comparison of different products simplier are utilization categories for contactors and motor-starters according to IEC 947-4-1 and VDE 0660 Part 102 ,for Type of Cate- Typical applications current gory Rated operational current Test conditions for the number of on-load operating cycles Alternating Current Make AC1 Test conditions for making and breaking capacities Break Make Break I/Ie U/Ue cos Ic/Ie Ur/Ue
Accessories Data according to IEC 947-5-1, EN 60947-5-1, VDE 0660 Auxiliary Contacts Type J73KN-B J73KN-C J73KN-D J74KN-B-TP...
■ Dimensions AC operated DC operated J7KN-10/14/18/22(-4)... J7KN-10/14/18/22...D 45 35-36 82.5 78.5 59 49-50 Ø5 M3.5 6.5 50 J7KNG-10/14/18/22(-4)...D 45 35 111 107 89 80 Ø4.5 M3.5 6.5 79 J7KN-24/32/40... 10 J7KN-24/32/40...D 45 35 10 104.5 100.5 74 65 60 Ø4,5 M5 6.5 63 J7KNG-24/32/40...D 10 45 35 10 125 121 89 80 ›4.5 M5 6.5 86 J7KN-50/62/74... 10 J7KN-50/62/74...D 60 50 10 113 109 110 100 95 Ø5.5 M6 7.
AC and DC operated J7KN-85... J7KN-110... J7KN-200... J7KN-151... J7KN-176... 12 x 70 Auxiliary contacts are optional Pneumatic timer J74KN-B-TP...
Auxiliary contact blocks J74KN-A-VG J74KN-D 150 65 11 4 23 28 J74KN-B-VG J74KN-B-RC 10 24 19 100 J74KN-C 10 7 Motor Contactor J7KN 53
Position of Terminals AC operated J7KN-10-10 to J7KN-22-10 J7KN-10-01 to J7KN-22-01 J7KN-24 J7KN-32 J7KN-40 J7KN-50 J7KN-62 J7KN-74 J7KN-85-22 J7KN-110-22 J7KN-24...D J7KN-32...D J7KN-40...D J7KN-50...D J7KN-62...D J7KN-74...D J7KN-85-21...D J7KN-110-21...D J7KNG-10-01 J7KNG-14-01 J7KNG-18-01 J7KNG-22-01 J7KNG-24 J7KNG-32 J7KNG-40 DC operated with double winding coil J7KN-10-10...D J7KN-14-10...D J7KN-18-10...D J7KN-22-10...D J7KN-10-01...D J7KN-14-01...D J7KN-18-01...D J7KN-22-01...
