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J7KC

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  • J7KC Datasheet
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Features

Magnetic Contactor

Best Match for upto 2.2 kW (240 VAC) *2, 5.5 kW (440 VAC) Motor and Primary Side switches

  • Push-In Plus wiring technology saves wiring and maintenance time
  • World's smallest size *1
  • Ideal for motor Control up to 2.2 kW (200 to 240 VAC)*2, 5.5 kW (380 to 440 VAC), AC-3 class
  • High Contact reliability (Min. 5 VDC, 3 mA)
  • Coil surge absorber unit installed as standard*3
  • Certified as compliant with the main safety standards

*1. According to OMRON investigation, as of August 2019.For push-in models.

*2. Based on JIS C 8201-4-1

*3. DC operated

Specifications & ordering info

Ordering Information

Main unit

Product Type Operation Coil rating Auxiliary contact Order code
Magnetic contactor AC-operated 24 VAC SPST-1NO J7KC-12-10 AC24
SPST-1NC J7KC-12-01 AC24
48 VAC SPST-1NO J7KC-12-10 AC48
SPST-1NC J7KC-12-01 AC48
100 VAC SPST-1NO J7KC-12-10 AC100
SPST-1NC J7KC-12-01 AC100
110 VAC SPST-1NO J7KC-12-10 AC110
SPST-1NC J7KC-12-01 AC110
120 VAC SPST-1NO J7KC-12-10 AC120
SPST-1NC J7KC-12-01 AC120
200 VAC SPST-1NO J7KC-12-10 AC200
SPST-1NC J7KC-12-01 AC200
220 VAC SPST-1NO J7KC-12-10 AC220
SPST-1NC J7KC-12-01 AC220
230 VAC SPST-1NO J7KC-12-10 AC230
SPST-1NC J7KC-12-01 AC230
240 VAC SPST-1NO J7KC-12-10 AC240
SPST-1NC J7KC-12-01 AC240
380 VAC SPST-1NO J7KC-12-10 AC380
SPST-1NC J7KC-12-01 AC380
400 VAC SPST-1NO J7KC-12-10 AC400
SPST-1NC J7KC-12-01 AC400
440 VAC SPST-1NO J7KC-12-10 AC440
SPST-1NC J7KC-12-01 AC440
500 VAC SPST-1NO J7KC-12-10 AC500
SPST-1NC J7KC-12-01 AC500
DC-operated
(With built-in surge absorption unit)
12 VDC SPST-1NO J7KC-12-10 DC12
SPST-1NC J7KC-12-01 DC12
24 VDC SPST-1NO J7KC-12-10 DC24
SPST-1NC J7KC-12-01 DC24
48 VDC SPST-1NO J7KC-12-10 DC48
SPST-1NC J7KC-12-01 DC48
60 VDC SPST-1NO J7KC-12-10 DC60
SPST-1NC J7KC-12-01 DC60
100 VDC SPST-1NO J7KC-12-10 DC100
SPST-1NC J7KC-12-01 DC100
110 VDC SPST-1NO J7KC-12-10 DC110
SPST-1NC J7KC-12-01 DC110
120 VDC SPST-1NO J7KC-12-10 DC120
SPST-1NC J7KC-12-01 DC120
200 VDC SPST-1NO J7KC-12-10 DC200
SPST-1NC J7KC-12-01 DC200
210 VDC SPST-1NO J7KC-12-10 DC210
SPST-1NC J7KC-12-01 DC210
220 VDC SPST-1NO J7KC-12-10 DC220
SPST-1NC J7KC-12-01 DC220
Product Type Operation Coil rating Auxiliary contact Order code
Reversing
magnetic contactor
AC-operated 24 VAC SPST-1NO J7KCR-12-10 AC24
SPST-1NC J7KCR-12-01 AC24
48 VAC SPST-1NO J7KCR-12-10 AC48
SPST-1NC J7KCR-12-01 AC48
100 VAC SPST-1NO J7KCR-12-10 AC100
SPST-1NC J7KCR-12-01 AC100
110 VAC SPST-1NO J7KCR-12-10 AC110
SPST-1NC J7KCR-12-01 AC110
120 VAC SPST-1NO J7KCR-12-10 AC120
SPST-1NC J7KCR-12-01 AC120
200 VAC SPST-1NO J7KCR-12-10 AC200
SPST-1NC J7KCR-12-01 AC200
220 VAC SPST-1NO J7KCR-12-10 AC220
SPST-1NC J7KCR-12-01 AC220
230 VAC SPST-1NO J7KCR-12-10 AC230
SPST-1NC J7KCR-12-01 AC230
240 VAC SPST-1NO J7KCR-12-10 AC240
SPST-1NC J7KCR-12-01 AC240
380 VAC SPST-1NO J7KCR-12-10 AC380
SPST-1NC J7KCR-12-01 AC380
400 VAC SPST-1NO J7KCR-12-10 AC400
SPST-1NC J7KCR-12-01 AC400
440 VAC SPST-1NO J7KCR-12-10 AC440
SPST-1NC J7KCR-12-01 AC440
500 VAC SPST-1NO J7KCR-12-10 AC500
SPST-1NC J7KCR-12-01 AC500
DC-operated
(With built-in surge absorption unit)
12 VDC SPST-1NO J7KCR-12-10 DC12
SPST-1NC J7KCR-12-01 DC12
24 VDC SPST-1NO J7KCR-12-10 DC24
SPST-1NC J7KCR-12-01 DC24
48 VDC SPST-1NO J7KCR-12-10 DC48
SPST-1NC J7KCR-12-01 DC48
60 VDC SPST-1NO J7KCR-12-10 DC60
SPST-1NC J7KCR-12-01 DC60
100 VDC SPST-1NO J7KCR-12-10 DC100
SPST-1NC J7KCR-12-01 DC100
110 VDC SPST-1NO J7KCR-12-10 DC110
SPST-1NC J7KCR-12-01 DC110
120 VDC SPST-1NO J7KCR-12-10 DC120
SPST-1NC J7KCR-12-01 DC120
200 VDC SPST-1NO J7KCR-12-10 DC200
SPST-1NC J7KCR-12-01 DC200
210 VDC SPST-1NO J7KCR-12-10 DC210
SPST-1NC J7KCR-12-01 DC210
220 VDC SPST-1NO J7KCR-12-10 DC220
SPST-1NC J7KCR-12-01 DC220

Options (Order Separately)

Auxiliary contact unit

Number of poles Auxiliary contact Order code
2 poles 2PST-2NO J73KC-AM-20
2PST-1NO 1NC J73KC-AM-11
2PST-2NC J73KC-AM-02
4 poles 4PST-4NO J73KC-AM-40
4PST-3NO 1NC J73KC-AM-31
4PST-2NO 2NC J73KC-AM-22
4PST-1NO 3NC J73KC-AM-13
4PST-4NC J73KC-AM-04

Interlock unit

Order code
J74KC-A

Reversing conductor kit

Type Order code
For main circuit J75KC-WKR-A
For auxiliary circuit J75KC-WKR-B

Coil surge absorption unit

Adopted Coil voltage type LED indicator Order code
24-48 VAC No J76KC-RC-1
48-125 VAC J76KC-RC-2
100-250 VAC J76KC-RC-3
24-48 VAC Yes J76KC-RC-N-1
48-125 VAC J76KC-RC-N-2

Insulation stop

Minimum order (bag) Order code
1
(30 pcs./bag)
J77KC-K

Tools for removal

Order code
J78KC

Specifications

The ratings/specifications are the same for both non-reversing/reversing types.

Coil rating

AC operated

Displayed model Rated voltage Allowable voltage range Must operate voltage Must release voltage
50 Hz 60 Hz 50 Hz 60 Hz
AC 24 24 VAC 24-26 VAC 85 to 110% 21-27 VAC 21-29 VAC 85% max. 20% min.
AC 48 48 VAC 48-52 VAC 41-53 VAC 41-58 VAC
AC 100 100 VAC 100-110 VAC 85-110 VAC 85-121 VAC
AC 110 100-110 VAC 110-120 VAC 85-121 VAC 94-132 VAC
AC 120 110-120 VAC 120-130 VAC 94-132 VAC 102-143 VAC
AC 200 200 VAC 200-220 VAC 170-220 VAC 170-242 VAC
AC 220 200-220 VAC 220-240 VAC 170-242 VAC 187-264 VAC
AC 230 220-230 VAC 230 VAC 187-253 VAC 196-253 VAC
AC 240 220-240 VAC 240-260 VAC 187-264 VAC 204-286 VAC
AC 380 346-380 VAC 380-420 VAC 295-418 VAC 323-462 VAC
AC 400 380-400 VAC 400-440 VAC 323-440 VAC 340-484 VAC
AC 440 415-440 VAC 440-480 VAC 353-484 VAC 374-528 VAC
AC 500 480-500 VAC 500-550 VAC 408-550 VAC 425-605 VAC

DC operated

Displayed model Rated voltage Allowable voltage range Must operate voltage Must release voltage
DC 12 12 VDC 85 to 110% 11-14 VDC 85% max. 10% min.
DC 24 24 VDC 21-27 VDC
DC 48 48 VDC 41-53 VDC
DC 60 60 VDC 51-66 VDC
DC 100 100 VDC 85-110 VDC
DC 110 110 VDC 94-121 VDC
DC 120 120 VDC 102-132 VDC
DC 200 200 VDC 170-220 VDC
DC 210 210 VDC 179-231 VDC
DC 220 220 VDC 187-242 VDC

Coil characteristics (reference value)

AC operated

Frequency 50 Hz 60 Hz
Coil power
consumption
Making (VA) 22 (200 V) 25 (220 V)
Holding (VA) 4.5 (200 V) 4.5 (220 V)
Power loss (W) 1.2 (200 V) 1.3 (220 V)
Must operate voltage (V) 122 to 135 128 to 138
Must release voltage (V) 80 to 89 83 to 96
Operate time (ms) 17 to 26
Release time (ms) 6 to 16
Note:
  1. Coil ratings: Characteristics for 200 VAC, 50 Hz / 200-220 VAC, 60 Hz.
  2. Coil power consumption value is the same for a coil that is not rated 200 VAC.
  3. Indicated operate/release times for 200 VAC, 50 Hz.
  4. Closed and open voltages of 100 V coil (100 VAC, 50 Hz/100-110 VAC, 60 Hz) are approximately one half the values in the table above.
  5. Values in the table above are examples for 20°C cold condition.

DC operated

Coil power
consumption
Making (W) 2.4 (24 V)
Holding (W) 2.2 (24 V)
Time constant (ms) Holding 20
Must operate voltage (V) 10 to 11
Must release voltage (V) 4 to 6
Operate time (ms) 34 to 60
Release time (ms) 5 to 10
Note:
  1. Coil ratings: Characteristics for 24 VDC.
  2. Coil power consumption value is the same for a coil that is not rated 24 VDC.
  3. Values in the table above are examples for 20°C cold condition.

Characteristics

Main circuit rating Rating based on
IEC 60947-4-1
AC-1
(Resistive load)
Voltage range (V) AC200-240 AC AC380-440 AC
Rated operational current (A) 15 15
AC-3
(3-phase cage
motor)
Voltage range (V) 200-240 AC 380-440 AC 500-550 AC 600-690 AC
Rated capacity (kW) 3 5.5 5.5 4
Rated operational current (A) 12 12 9 5
AC-4
(3-phase cage
motor)
Voltage range (V) 200-240 AC 380-440 AC 500-550 AC 600-690 AC
Rated capacity (kW) 3 5.5 5.5 4
Rated operational current (A) 12 12 9 5
DC-1
(Resistive load
L/R ≤ 1 ms)
Voltage range (V) 24 DC 48 DC 110 DC 220 DC
Rated operational
current (A)
Number of
serial contacts 1
12 12 3 0.7
Number of
serial contacts 2
12 12 9 4
Number of
serial contacts 3
12 12 12 12
DC-3, DC-5
(DC motor load
L/R ≤ 15 ms)
Voltage range (V) 24 DC 48 DC 110 DC 220 DC
Rated operational
current (A)
Number of
serial contacts 1
2 1.5 1 0.1
Number of
serial contacts 2
10 3 0.85 0.35
Number of
serial contacts 3
12 6 1.7 0.7
Conventional free air thermal current
(rated flowing current) (A)
15
Rating based on
UL 60947-4-1,
CSA C22.2
3-phase motor Voltage range (V) 200 AC 220-240 AC 440-480 AC 550-600 AC
Rated capacity (HP) 3 3 5 5
Rated operational current (A) 11 9.6 7.6 6.1
Rated current (A) 15
Single-phase
motor
Voltage range (V) 110-120 AC
Rated capacity (HP) 3/4
Rated operational current (A) 13.8
Rated current (A) 15
FUSE 30A (Class K5, RK5)
Rating based on
JIS C 8201-4-1
AC-1
(resistive load)
Voltage range (V) 200-240 AC 380-440 AC
Rated operational current (A) 15 15
AC-3
(3-phase cage
motor)
Voltage range (V) 200-240 AC
Rated capacity (kW) 2.2
Rated operational current (A) 12
DC-1
(Resistive load
L/R ≤ 1 ms)
Voltage range (V) 24 DC 48 DC 110 DC 220 DC
Rated operational
current (A)
Number of
serial contacts 1
12 12 3 0.7
Number of
serial contacts 2
12 12 9 4
Number of
serial contacts 3
12 12 12 12
DC-3, DC-5
(DC motor load
L/R ≤ 15 ms)
Voltage range (V) 24 DC 48 DC 110 DC 220 DC
Rated operational
current (A)
Number of
serial contacts 1
2 1.5 1 0.1
Number of
serial contacts 2
10 3 0.85 0.35
Number of
serial contacts 3
12 6 1.7 0.7
Conventional free air thermal current
(rated flowing current) (A)
15
Minimum operate voltage/current (reference value) 24 VDC 10 mA
Electrical/
mechanical
endurance
Voltage range (V) 220 AC 440 AC
Rated operational current (A) 12 12
Contact closed current (A) 144 144
Breaking current (A) 120 120
Switching frequency (times per hour) 1800 1800
Endurance
(10,000 operations min.)
Mechanical 1000 1000
Electrical (AC3) 100
2
The electrical endurance is the value at 200 V based on the electrical endurance test conditions assumed in the IEC/JIS standards, and will vary depending on the characteristics and load conditions of the motor you use. A large motor starting current may cause a decrease of electrical endurance or contact sticking.
Contact resistance (reference value) 10 mΩ max. (6 VDC, 1 mA, voltage drop method)
Auxiliary
circuit
rating
Rating
based on IEC
60947-5-1/
JIS C 8201-5-1
Voltage range (V) 100-120 AC 200-240 AC 380-440 AC 500-600 AC 24 DC 48 DC 110 DC 220 DC
Rated operational current (A) AC-15 (coil load) DC-13 (coil load)
3 3 1 0.5 2 1 0.3 0.2
AC-12 (resistive load) DC-12 (resistive load)
6 6 6 3 3 2 1.5 0.5
Contact closed and breaking current (A) 30 30 10 5 30 30 10 5
Conventional free air thermal current
(rated flowing current) (A)
10
Rating based
on UL 508
Rated carry current (A) 10
Voltage range (V) 120 AC 600 AC
Contact closed current (A) 60 12
Breaking current (A) 6 1.2
Rating code A 600
Minimum operate voltage/current (reference value) 3 mA at 5 VDC
Electrical/
mechanical
endurance
Switching frequency (times per hour) 1800
Mechanical (10,000 cycles min.) 1000
Electrical
(10,000 cycles
min.)
AC-15 220 V 50
440 V 50
AC-12 220 V 25
440 V 25
DC-13 220 V 15
DC-12 220 V 50
Contact resistance (reference value) 50 mΩ max. (6 VDC, 1 mA, voltage drop method)
Rated insulation voltage 690 VAC
Rated impulse dielectric strength 6 kV
Rated frequency 50/60 Hz
Vibration resistance Vibration: 10 to 55 Hz, acceleration: 15 m/s2
Shock resistance Shock value 50 m/s2
Contact form Double break form (main circuit: single contacts, auxiliary circuit: bifurcated contacts)
Contact material Ag alloy
Degree of protection IP20 (IEC60529)
Operating temperature −10 to +55°C (however, daily average shall not exceed 35°C)
Ambient storage temperature −40 to +65°C (no condensation or icing)
Relative humidity 45% to 85% RH (no condensation or icing)
Altitude 2000 m max.
Weight 160 g (J7KC--AC)/190 g (J7KC--DC)/400 g (J7KCR--AC)/460 g (J7KCR--DC)
Applicable Standards Safety standard EN 60947-4-1(IEC 60947-4-1), UL 60947-4-1, CSA 22.2 No.60947-4-1,
CCC GB/T14048.4

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