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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	NO	NC	NO	NC		Coil voltage2, VAC replace ___ with:
3 pole, with screw terminals	2.2	−	12	3	−	1	−	J7KNU-05-10- _____	24	48	90	110	180	230
3 pole, with screw terminals	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	NO	NC	NO	NC		Coil voltage, VDC replace ___ with:
3 pole, with screw terminals	2.2	−	12	3	−	1	−	J7KNU-05-10- ____D	24	48	60	110
3 pole, with screw terminals	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	NO	NC			Coil voltage
4-pole, with screw terminals	3	1.5	5	4	−	40E	J7KNU-AR-40 _____	24	48	90	110	180	230
4-pole, with screw terminals	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	NO	NC			Coil voltage
4-pole, with screw terminals	3	1.5	5	4	−	40E	J7KNU-AR-40 ____D	24	48	60	110
4-pole, with screw terminals	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

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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Features

Probably the smallest contactor of this type.

J7MN compared to J7KNU.

Downloads

J7KNU Micro Motor Contactor/Relay Datasheet

enPDF 300 KB

J7KNU Micro Motor Contactor/Relay Datasheet

enPDF 300 KB

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J7KNU (-AR)

Relay-size contactor, smallest in the world!

Specifications & ordering info

Ordering information

Micro motor contactors

AC operated

DC operated

Micro contactor relays

AC operated

DC operated

Accessories

Snap-On adapter

Specifications

Coil voltage

Standards

Approved Standards

Fulfilled Standards and directives

How can we help you?

Features

Probably the smallest contactor of this type.

Downloads

J7KNU Micro Motor Contactor/Relay Datasheet

J7KNU Micro Motor Contactor/Relay Datasheet

We use cookies to provide you with the best possible experience on our website

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Register

Thank you for registering

get direct access

Thank you for your interest

Specifications & ordering info

Ordering information

Micro motor contactors

AC operated

DC operated

Micro contactor relays

AC operated

DC operated

Accessories

Snap-On adapter

Specifications

Coil voltage

Standards

Approved Standards

Fulfilled Standards and directives

How can we help you?

Features

Probably the smallest contactor of this type.

Downloads

J7KNU Micro Motor Contactor/Relay Datasheet

J7KNU Micro Motor Contactor/Relay Datasheet