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J7KNU (-AR)

Relay-size contactor, smallest in the world!

  • AC and DC operated
  • Integrated auxiliary contact
  • Available as motor contactor and contactor relay
  • >3 mm contact clearance acc. to IEC 60335-1 for safety applications
  • Reversing contactor with mechanical interlock
  • Mirror contacts (NC) acc. to IEC 60947-4-1 for safety applications
  • J7KNU is designed to fit 15 mm DIN rails, but J75KN snap-on adapter make it suitable also for the standard 35 mm DIN rail
Compare all models

Specifications & ordering info

Ordering information

Micro motor contactors

AC operated

Type

Ratings

Rated current

Main Contacts

Built-in Aux. contacts1

Order code

AC2, AC3

AC1

NO

NC

NO

NC

 

Coil voltage2, VAC
replace ___ with:

380 V

400 V

415 V

kW

660 V

690 V

 

kW

440 V

 

 

A

3 pole, with screw terminals

2.2

−

12

3

−

1

−

J7KNU-05-10- _____

24

48

90

110

180

230

2.2

−

12

3

−

−

1

J7KNU-05-01- _____

24

48

90

110

180

230

4 pole, with screw terminals

2.2

−

12

4

−

−

−

J7KNU-05-40- _____

24

48

90

110

180

230

Reversing, mechanical interlocked

2.2

−

12

3 × 2

−

−

1 × 2

J7KNU-05-01R- _____

24

48

90

110

180

230

DC operated

Type

Ratings

Rated current

Main Contacts

Built-in Aux. contacts3

Order code

AC2, AC3

AC1

NO

NC

NO

NC

 

Coil voltage, VDC
replace ___ with:

380 V

400 V

415 V

kW

660 V

690 V

 

kW

440 V

 

 

A

3 pole, with screw terminals

2.2

−

12

3

−

1

−

J7KNU-05-10- ____D

24

48

60

110

2.2

−

12

3

−

−

1

J7KNU-05-01- ____D

24

48

60

110

4 pole, with screw terminals

2.2

−

12

4

−

−

−

J7KNU-05-40- ____D

24

48

60

110

Reversing, mechanical interlocked

2.2

−

12

3 × 2

−

−

1 × 2

J7KNU-05-01R- ____D

24

48

60

110

Micro contactor relays

AC operated

 

Ratings

Rated Current

Contacts

Distinc. number
acc. to DIN EN 50011

Order code

AC15

Ith

NO

NC

 

Coil voltage

230V

A

400V

A

 

A

4-pole, with screw terminals

3

1.5

5

4

−

40E

J7KNU-AR-40 _____

24

48

90

110

180

230

3

1.5

5

2

2

22E

J7KNU-AR-22 _____

24

48

90

110

180

230

DC operated

 

Ratings

Rated Current

Contacts

Distinc. number
acc. to DIN EN 50011

Order code

AC15

Ith

NO

NC

 

Coil voltage

230V

A

400V

A

 

A

4-pole, with screw terminals

3

1.5

5

4

−

40E

J7KNU-AR-40 ____D

24

48

60

110

3

1.5

5

2

2

22E

J7KNU-AR-22 ____D

24

48

60

110

Accessories

Snap-On adapter

Specification

Type

Order code

For snap-on mounting of J7KNU series on 35 mm DIN-rail acc. DIN EN 50022

P1039

J75KN-P1039

Specifications

Coil voltage

Suffix

Voltage marking at coil

Rated control voltage Us

for 50 Hz

for 60 Hz

range for 50 Hz

range for 60 Hz

V

V

min V

max V

min V

max V

24

24

24

22

24

24

24

48

48

48

48

50

48

52

90

100

100

90

100

100

105

110

110-115

120-125

110

115

120

125

180

200

200

185

200

200

210

230

220-230

230-250

220

230

230

250

Standard voltages in bold type letters. Coil not exchangeable.

Please see datasheet J7KN Motor Contactor for RC-suppressor units.

Standards

Approved Standards

Standard

Guide No (US, C)

UL listed

NLDX, NLDX7

EAC

***

Fulfilled Standards and directives

Standard

Directive

VDE0660

Low Voltage Directive 2006/95/EC

IEC 60947-5-1

EMC Directive 2004/108/EC

EN 60947-5-1...
Contactor relay

EN 60947-4-1...
Motor contactor

RoHS + WEEE 2002/95/EC + “002/96/EC
1. Contacts suitable for electronic circuits, according to EN947-5-4 for rated voltage 24 VDC (test ratings 17 VDC, 5 mA) positively guided contacts
2. For Detail Coil information, please see Refer to Coil voltage
3. Contacts suitable for electronic circuits, according to EN947-5-4 for rated voltage 24 VDC (test ratings 17 VDC, 5 mA) positively guided contacts
1. Contacts suitable for electronic circuits, according to EN947-5-4 for rated voltage 24 VDC (test ratings 17 VDC, 5 mA) positively guided contacts
2. For Detail Coil information, please see Refer to Coil voltage
3. Contacts suitable for electronic circuits, according to EN947-5-4 for rated voltage 24 VDC (test ratings 17 VDC, 5 mA) positively guided contacts

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If you have a question or would like to ask for a quote, please contact us or send a request.

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Features

j7knu size perspective prod

Probably the smallest contactor of this type.

J7MN compared to J7KNU.