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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
• Link modules MPCB - Motor contactor
Approved Standards
Standard
Guide No (US,C)
UL
NLDX, NLDX7
IEC 947-4-1
see page 95
VDE 0660
EN 60947-4-1
J7KN
Motor Contactor
25
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Summary of Contents for Omron J7KN
- Page 1 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) •...
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Page 2: Ordering Information
110D: DC110V 125D: DC125V Accessories for Motor Contactors 220D: DC220V B: Motor Contactor (4-18.5kW) Coil voltage(AC & DC operated) for J7KN 151 & J7KN 176 only TP: Pneumatic Timer 24: 24V 50/60Hz, 24VDC 40: 40 sec 48: 48V 50/60Hz, 48VDC... - Page 3 (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 (4-5.5kW) RC: RC-surge suppressors 24 - 48 VAC/DC (A+B type) 230:...
- Page 4 ■ 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 400V Motor 10A 380-400V...
- Page 5 AC15 230V A 12 400V Power consumption of coils Inrush VA 350 - 420 hold VA 23 - 29 Operation range of coils 0,85 - 1,1 0,85 - 1,1 Mounting base Additional aux. contact blocks Front mounting 2NO + 2NC contact configuration Additional aux.
- Page 6 J7KN-110-22### max. 3 J7KN-151### 1 x J73KN- J7KN-176### D22F or 1 x J73KN- D11F and 2 x J73KN- D11S J73KN-E- J7KN-200-21### Coil voltage range and other coil voltages see page 36 AC and DC in one coil J7KN Motor Contactor...
- Page 7 1 x J73KN- D11 and 2 x J73KN- D11S J7KN-200-21### J7TKN-F J73TK-SU-200 -21 Only 3 additional Aux. Contacts are possible! (See also the wiring diagrammms coil circuit DC operated page 35) AC and DC in one coil J7KN Motor Contactor...
- Page 8 System Contactors for Fuseless Load Feeders with integrated Link Module (see page 72) AC Operated Ratings Rated Aux. Contacts Type Pack Weight Current AC2, AC3 Built-in Additional 380V 500V 660V 690V Coil Voltage 400V 690V page 33 24V 50/60Hz 415V...
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Page 9: Mechanical Interlocks
J74KN-C-ML 0.010 J7KN85 - J7KN110 J7KN85 - J7KN110 horizontal J74KN-D-ML 0.076 J7KN151 - J7KN176 + J7KN151 - J7KN176 horizontal J74KN-E-ML 0.076 suitable according to DIN 19240 (test ratings 17V DC, 5mA) Technical data see page 49 J7KN Motor Contactor... - Page 10 For Contactors Specification Type Pack Weight pcs. kg/pc. J7KN151 - KN176 one unit J74KN-LG-10404 0.12 Marking Systems for contactors J7KNA to J7KN74 and aux. contact blocks J73KN-B Description Specification Type Pack Weight pcs. kg/pc. Marking Plate 2-section without marking, divisible J74KN-P487-1 0.025...
- Page 11 AC operated DC operated AC and DC operated with double winding coil* J7KN-151... J7KN-10... J7KN-10...D J7KN-176... J7KN-110... J7KN-22...D J7KN-24...D J7KN-200-21 J7KN-74...D J7KN-110...D J7KNG *1) 3 Additional Aux. Contacts are possible with the J7KN-..D types! (See also page 31) J7KN Motor Contactor...
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Page 12: Specifications
Specifications ■ Coil Voltages Type-suffix for contactor types J7KN-10... to J7KN-74... Type-suffix for contactor types J7KN-151... to J7KN-200... Suffix Voltage Marking Rated Control Voltage U Suffix Voltage Marking Rated Control Voltage U to contactor at the coil range for to contactor... - Page 13 D.O.L.-start: starting current max. 6x motor F.L.C., starting time max. 5s; star-delta-start: starting current max. 2x motor F.L.C., starting time max. 15s. For motors with higher F.L.C., higher starting current and / or longer starting time, larger short-circuit fuses are required.
- Page 14 240.0 167.0 192.0 602.0 302.0 242.0 361.0 289.0 414.0 336.0 477.0 382.0 590.0 472.0 Determine the motor current for 200V and 208V by increasing the values for 220-240V at 200V about 15% and for 208V about 10%. J7KN Motor Contactor...
- Page 15 Contactors Data according to IEC 947-4-1, EN 60947-4-1, VDE 0660 Main 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 U V AC 690 Making capacity I at U = 690V AC A Breaking capacity I 400V AC A J7KN-10 to J7KN-22 cosϕ...
- Page 16 11,5 11,5 Px=Pn*(n/x) 660-690V 12,5 Utilization category AC 6b Switching of three-phase capacitor banks Maximum inrush current (peak val- ue) as multiple k of the capacitor rated current Rated operational current I 500V 15,5 15,5 Rated operational power 220-230V kVAr 3...
- Page 17 Metal halide lamps and sodium-vapour lamps (high- and low-pressure lamps) High-pressure lamps Blended lamps, containing a mercury high-pressure unit and a tungsten helix in a flourescent glass bulb (daylight lamps) Current inrush approx. 16 x I With reduced control voltage range 0,9 up to 1,0 x U...
- Page 18 1200 1500 1800 1700 Breaking capacity I 400V AC A 1100 1200 1400 1600 J7KN-10 to J7KN-22 cosϕ = 0,65 500V AC A 1000 1200 1400 1600 J7KN-24 to J7KN-72 cosϕ = 0,35 690V AC A 1200 1000V AC A...
- Page 19 500V Px=Pn*(n/x) 660-690V Utilization category AC6b Switching of three-phase capacitor banks Maximum inrush current (peak val- ue) as multiple k of the capacitor rated current Rated operational current I 500V Rated operational power 220-230V kVAr 33...
- Page 20 = 8kV. Data for other conditions on request. Metal halide lamps and sodium-vapour lamps (high- and low-pressure lamps) High-pressure lamps Blended lamps, containing a mercury high-pressure unit and a tungsten helix in a flourescent glass bulb (daylight lamps) Current inrush approx. 16 x I...
- Page 21 Total breaking time = release time + arc duration Values for delay of the release time of the making contact and the make time of the break contact will be increased, if magnet coils are protected against voltage peaks (varistor, RC-unit, diode-unit)
- Page 22 = 8kV. Data for other conditions on request Total breaking time = release time + arc duration Values for delay of the release time of the making contact and the make time of the break contact will be increased, if magnet coils are protected against voltage peaks...
- Page 23 220-240V hp 7½ 7½ Demands according to ANSI A17.5 (500.000 operations) 440-480V hp 550-600V hp Rated operationalcurrent 600V A Fuses Suitable for use on a capability of delivering not more than rms A 5000 5000 5000 5000 5000 5000 5000...
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Page 24: Contact Life
(utilization category AC1, AC3 or tions calculate contact life with the formula: AC4) use contact life characteristic diagram. -------------------------------------------------------- - For the most common supply voltages four scales of power ratings P ⎛ ⎞ %AC4... - Page 25 Contactors Utilization Categories For easier choice of devices and in order to make the comparison of control circuit devices and switching elements according to IEC 947-5- different products simplier are utilization categories for contactors and 1 and VDE 0660 Part 200 determind. The table offers different utiliza- motor-starters according to IEC 947-4-1 and VDE 0660 Part 102 ,for tion categories, typical applications and assorted test conditions.
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Page 26: Wiring Diagrams
0,5-1,5 0,5-1,5 0,75-2,5 Cables per clamp Suitable for: earthed-neutral systems, overvoltage category I to IV, pollution degree 3 (standard-industry): U = 8kV. Data for other conditions on request Data according to CSA, UL and CUL... - Page 27 ■ Dimensions AC operated DC operated J7KN-10/14/18/22(-4)... J7KN-10/14/18/22...D 82.5 35-36 78.5 Ø5 M3.5 J7KNG-10/14/18/22(-4)...D Ø4.5 M3.5 J7KN-24/32/40... J7KN-24/32/40...D 104.5 100.5 Ø4,5 J7KNG-24/32/40...D ›4.5 J7KN-50/62/74... J7KN-50/62/74...D Ø5.5 Auxiliary contacts are optional J7KN Motor Contactor...
- Page 28 AC and DC operated J7KN-85... J7KN-200... J7KN-110... J7KN-151... J7KN-176... 12 x 70 Auxiliary contacts are optional Pneumatic timer J74KN-B-TP... J7KN Motor Contactor...
- Page 29 Auxiliary contact blocks J74KN-A-VG J74KN-D J74KN-B-VG J74KN-B-RC J74KN-C J7KN Motor Contactor...
- Page 30 2 T1 4 T2 6 T3 Do not use/install these products before having read the applicable precautions as listed in Cat. No. J09-EN-01 available from www.europe.omron.com or on request from OMRON local sales office. ALL DIMENSIONS SHOWN ARE IN MILLIMETERS.