Omron J7KNA - User manual

Mini Motor Contactor J7KNA 1

Mini Motor Contactor

J7KNA

Main contactor

• AC & DC operated

• Integrated auxiliary contacts

• Screw fixing and snap fitting (35 mm DIN-rail)

• Range from 4 to 5.5 kW (AC 3, 380/415V)

• 4 -main pole version (4 kW AC and DC coil)

• Auxiliary contacts suitable for electronic devices (DIN 19240)

• Finger proof (BGV A2)

Accessories

• 2 and 4 pole additional auxiliary contacts in different

configurations

• Mechanical interlock (in reversing contactor combination only)

• RC Suppressors

• Link modules for fuseless Load Feeders

• Insulated wiring systems (parallel, Star-delta combinations)

)

Approved Standards

Ordering Information

■Model Number Legend

1. Mini Motor Contactors

1) Mini Contactor

2) Rated Motor Current (AC3 400V)

09: 9A

12: 12A

3) Integrated auxiliary contact

10: 1 NC 0 NC

01: 0 NO 1NC

4: 4 main pole type (no aux contact)

4) R: Reversing Contactor

5) Coil voltage (AC operated)1)

24: AC24V 50/60Hz

48: AC48V 50Hz

60: AC60V 50Hz

110: AC110-115V 50Hz, AC120-125V 60Hz

180: AC180-210V 50Hz, AC200-240V 60Hz

230: AC220-230V 50Hz, AC240V 60Hz

240: AC230V-240V 50Hz

400: AC380-400V 50Hz, AC440V 60Hz

415: AC400-415V 50Hz

Coil voltage (DC operated)

24D: DC24V

48D: DC48V

60D: DC60V

110D: DC110V

24VS: DC24V with diode

48VS: DC48V with diode

110VS: DC110V with diode

125VS: DC125V with diode

2. Aux. Contact Modules for Mini Motor Contactors

1) Auxiliary Contact Modules

2) A: for mini motor contactor (DIN EN 50005)

AM: for mini motor contactor (DIN EN 50012)

3) Combination of NO/NC contacts

11: 1 NO 1 NC

02: 0 NO 2 NC

04: 0 NO 4 NC

22: 2 NO 2 NC

40: 4 NO 0 NC

4) for Reversing Contactors

v: left side

x: right side

3. Insulated wiring systems for motor contactors

1) Additional reference for LVSG

2) Wiring system

3) Combination of 2 contactors parallel or reverse, type:

11 = J7KNA 09 -..12

Star-Delta contactors, type:

12 = J7KNA 09 -..12

Standard Guide No (US,C)

UL NLDX, NLDX7

ICE 947-5-1

VDE 0660

EN 60947-5-1

1) See datasheet J7KN Motor Contactor for RC-suppressor units.

J7KNA-##-## #####

123 4

J73KN-##-##

123

J75-WK-##

1 2 3

2Mini Motor Contactor J7KNA

■System overview

Mini Motor Contactors

AC Operated

DC Solenoid Operated

Auxiliary contact blocks with screw terminals for contactors J7KNA-09... and J7KNA-12...

Link modules for electric connection between MPCB and contactors

Ratings Rated Current Aux. Contacts Type Pack Weight

AC2, AC3 AC3 AC1

380V

400V

415V

500V

660V

690V

400V

690V

ANONC

Suitable

Overload

Relay*1

*1) For details see datasheet J7TKN Thermal Overload Relay

Coil Voltage*2

24 24V 50/60Hz

230 220-230V 50Hz

*2) Other coil voltages see page 5

pcs. kg/pc.

3-pole, With Screw Terminals

4449201- J7TKN-A J7KNA-09-10-##### 10 0.16

5.5 5.5 5.5 12 20 1 - J7TKN-A J7KNA-12-10-##### 10 0.16

444920- 1J7TKN-A J7KNA-09-01-##### 10 0.16

5.5 5.5 5.5 12 20 - 1 J7TKN-A J7KNA-12-01-##### 10 0.16

4-pole, With Screw Terminals

444920- - J7TKN-A J7KNA-09-4-##### 10 0.19

Ratings Rated Current Aux. Contacts Type Pack Weight

AC2, AC3 AC3 AC1

380V

400V

415V

500V

660V

690V

400V

690V

ANONC

Suitable

Overload

Relay*1

*1) For details see datasheet J7TKN Thermal Overload Relay

Coil voltage 24V DC 2,5W pcs. kg/pc.

3-pole, With Screw Terminals

4449201- J7TKN-A J7KNA-09-10-###D(-VS)*2

*2) with built-in coil suppressor (diode + zener diode)

10 0.19

5.5 5.5 5.5 12 20 1 - J7TKN-A J7KNA-12-10-###D(-VS)*2 10 0.19

444920- 1J7TKN-A J7KNA-09-01-###D(-VS)*2 10 0.19

5.5 5.5 5.5 12 20 - 1 J7TKN-A J7KNA-12-01-###D(-VS)*2 10 0.19

Contacts Rated Current Thermal Rated Current Type Pack Weight

NO NC

AC15

230V

400V

AApcs. kg/pc.

1 1 3210 J73KN-AM-11 10 0.04

- 2 3210 J73KN-AM-02 10 0.04

2 2 3210 J73KN-AM-22 10 0.04

Description Version

for contactors

For MPCB Type Pack

pcs

Weight

approx.

kg/pc

link module (electrical and

mechanical connection)

See datasheet J7MN Motor

Protection Circuit Breaker

J7KNA 09-...12 J7MN 12 / J7MN 25 J74MN-VK1 12-25 1 0.015

Mini Motor Contactor J7KNA 3

■System overview

Mini Motor Contactors

AC Operated

DC Solenoid Operated

( ) = VS-Version

Auxiliary contact blocks with screw terminals for contactors J7KNA-09... and J7KNA-12...

Wiring Diagrams Auxiliary Contact Blocks Contactor with Auxiliary Contact

Contacts suitable for Electronic

Circuits according to DIN 19240

for rated voltage 24V DC

(test ratings 17V DC, 5mA)

Mirror contacts

Block

Distinc. Number

according to DIN

EN 50012 Type NO NC

Distinc. Number

according to

DIN EN 50012 NO NC

3-pole, With Screw Terminals

J73KN-AM-11 1121 21Prefered combinations according

to DIN EN 50012

J73KN-AM-02 0212 12

J73KN-AM-22 2232 32

J73KN-A-11 11- 12

Contacts according to

DIN EN 50005

J73KN-A-02 02- 03

J73KN-A-40 40- 41

J73KN-A-22 22- 23

J73KN-A-04 04- 05

4-pole, With Screw Terminals

J73KN-A-11 11- 11

Contacts according to

DIN EN 50005

J73KN-A-02 02- 02

J73KN-A-40 40- 40

J73KN-A-22 22- 22

J73KN-A-04 04- 04

Wiring Diagrams Auxiliary Contact Blocks Contactor with Auxiliary Contact

Contacts suitable for Electronic

Circuits according to DIN 19240

for rated voltage 24V DC

(test ratings 17V DC, 5mA)

Mirror contacts

Block

Distinc. Number

according to DIN

EN 50012 Type NO NC

Distinc. Number

according to

DIN EN 50012 NO NC

3-pole, With Screw Terminals

J73KN-AM-11 1121 21Prefered combinations according

to DIN EN 50012

J73KN-AM-02 0212 12

J73KN-AM-22 2232 32

J73KN-A-11 11- 12

Contacts according to

DIN EN 50005

J73KN-A-02 02- 03

J73KN-A-40 40- 41

J73KN-A-22 22- 23

J73KN-A-04 04- 05

Wiring Diagrams Contacts suitable

for Electronic

Circuits accord-

ing to DIN 19240

for rated voltage

24V DC (test

ratings 17V DC,

5mA) Mirror

contacts

J73KN-AM-11 J73KN-AM-02 J73KN-AM-22 J73KN-A-11 J73KN-A-02 J73KN-A-40 J73KN-A-22 J73KN-A-04

4Mini Motor Contactor J7KNA

■System overview

Mini Reversing Contactors, Mechanical Interlocked

AC Operated

DC Solenoid Operated

Auxiliary contact blocks with screw terminals for contactors J7KNA-09-01-R...(D) and

J7KNA-12-01-R...(D)

Insulated wiring systems for contactors J7KNA-09-01-...(D) and J7KNA-12-01-...(D)

Ratings Rated Current Aux. Contacts Type Pack Weight

AC2, AC3 AC3 AC1

380V

400V

415V

500V

660V

690V

400V

690V

ANONC

Suitable

Overload

Relay*1

*1) For details see datasheet J7TKN Thermal Overload Relay

Coil Voltage*2

24 24V 50/60Hz

230 220-230V 50Hz

*2) Other coil voltages see page 5

pcs. kg/pc.

3-pole, With Screw Terminals

444920- 1J7TKN-A J7KNA-09-01-R-##### 10.32

5.5 5.5 5.5 12 20 - 1 J7TKN-A J7KNA-12-01-R-##### 10.32

Ratings Rated Current Aux. Contacts Type Pack Weight

AC2, AC3 AC3 AC1

380V

400V

415V

500V

660V

690V

400V

690V

ANONC

Suitable

Overload

Relay*1

*1) For details see datasheet J7TKN Thermal Overload Relay

Coil voltage 24V DC 2,5W pcs. kg/pc.

3-pole, With Screw Terminals

444920- 1J7TKN-A J7KNA-09-01-R-###D(-VS)*2

*2) with built-in coil suppressor (diode + zener diode)

10.38

5.5 5.5 5.5 12 20 - 1 J7TKN-A J7KNA-12-01-R-###D(-VS)*2 10.38

Contacts Rated Current Thermal Rated Current Type Pack Weight

NO NC

AC15

230V

400V

AApcs. kg/pc.

11 3210 J73KN-AM-11V 10 0.04

11 3210 J73KN-AM-11X 10 0.04

Description Version

(A)

For contactors Type Pack

pcs

For reversing seperate

contactors (without me-

chanical interlock) only or

parallel contactors (4 parts)

16 J7KNA 09-...12 J75-WK11 1

For star-delta combination

(5 parts)

16 J7KNA 09-...12 J75-WK12 1

Mini Motor Contactor J7KNA 5

■System overview

Mini Motor Contactors

AC/DC solenoid operated

Auxiliary contact blocks with screw terminals for contactors J7KNA-09-01-R...(D) and

J7KNA-12-01-R...(D)

Specifications

■Coil Voltages

Standard voltages in bold type letters. Coil not exchangeable

Please see datasheet J7KN Motor Contactor for RC-suppressor

units.

Wiring Diagrams Auxiliary Contact Blocks suitable for

Contacts suitable for Electronic

Circuits according to DIN 19240

for rated voltage 24V DC

(test ratings 17V DC, 5mA)

Mirror contacts

left hand side right hand side

Distinc. Number

according to DIN

EN 50012

Contactor K1

Ty p e N O N C

Contactor K2

Type NO NC

3-pole, With Screw Terminals

J73KN-AM-11V 11J73KN-AM-11X 11

Wiring Diagrams Contacts suitable for Electronic

Circuits according to DIN 19240

for rated voltage 24V DC

(test ratings 17V DC, 5mA)

Mirror contacts

J73KN-AM-11V J73KN-AM-11X

Suffix Voltage Marking Rated Control Voltage Us

to contactor type

e.g. at the coil

range for

50Hz 60Hz

J7KNA-09-10-24

for 50Hz

for 60Hz

min

max

min

max

24 24 24 22 24 24 24

48 48 48 48 50 48 52

100 100 110-115 100 105 110 115

110 110-115 120-125 110 115 120 125

200 200 210-220 195 205 210 220

230 220-230 240 220 230 240 250

400 380-400 440 380 400 415 440

550 525-550 600 525 550 570 600

6Mini Motor Contactor J7KNA

■Engineering data and Characteristics

Mini Motor Contactors

Data according to IEC 947-4-1, VDE 0660, EN 60947-4-1

Main Contacts Ty p e J7KNA-09-... J7KNA-12-...

Rated insulation voltage UiV AC 690*1) 690 ’1)

Making capacity Ieff at Ue= 690V AC A 165 165

Breaking capacity Ieff 400V AC A 100 100

cosϕ= 0,65 500V AC A 90 90

690V AC A 80 80

Utilization category AC1

Switching of resistive load

Rated operational current Ie(=Ith) at 40°C, open A 20 20

Rated operational power of three-phase resistive loads 230V kW 7.9 7.9

50-60Hz, cosϕ= 1 240V kW 8.3 8.3

400V kW 13.8 13.8

415V kW 14.3 14.3

Rated operational current Ie(=Ithe) at 60°C, enclosed A 16 16

Rated operational power of three-phase resistive loads 230V kW 6.3 6.3

50-60Hz, cosϕ= 1 240V kW 6.7 6.7

400V kW 11 11

415V kW 11.5 11.5

Minimum cross-section of conductor at load with Ie(=Ith) mm² 2.5 2.5

Utilization category AC2 and AC3

Switching of three-phase motors

Rated operational current Ie220V A 12 15

open and enclosed 230V A 11.5 14.5

240V A 11 14

380-400V A 9 12

415-440V A 8 11

500V A 7 9

660-690V A 5 6.5

Rated operational power of three-phase motors 220-240V kW 3 4

50-60Hz 380-440V kW 4 5.5

500-690V kW 4 5.5

Utilization category AC4

Switching of squirrel cage motors, inching

Rated operational current Ie220V A 12 15

open and enclosed 230V A 11.5 14.5

240V A 11 14

380-400V A 9 12

415-440V A 8 11

500V A 7 9

660-690V A 5 6.5

Rated operational power of three-phase motors 220-240V kW 3 4

50-60Hz 380-440V kW 4 5.5

500-690V kW 4 5.5

Mini Motor Contactor J7KNA 7

Utilization category DC1

Switching of resistive load 1 pole 24V A 20 20

Time constant L/R 1ms 60V A 20 20

Rated operational current Ie110V A 5 5

220V A 0.6 0.6

3 poles in series 24V A 20 20

60V A 20 20

110V A 20 20

220V A 16 16

Utilization category DC3 and DC5

Switching of shunt motors 1 pole 24V A 20 20

and series motors 60V A 5 5

Time constant L/R 15ms 110V A 1 1

Rated operational current Ie220V A 0.15 0.15

3 poles in series 24V A 20 20

60V A 20 20

110V A 20 20

220V A 2 2

Maximum ambient temperature

Operation open °C -40 to +60 (+90)*2

enclosed °C -40 to +40

with thermal overload relay open °C -25 to +60

enclosed °C -25 to +40

Storage °C -50 to +90

Short circuit protection

for contactors without thermal overload relay

Coordination-type "1" according to IEC 947-4-1

Contact welding without hazard of persons

max. fuse size gL (gG) A 40 40

Coordination-type “2” according to IEC 947-4-1

Light contact welding accepted

max. fuse size gL (gG) A 25 25

Contact welding not accepted

max. fuse size gL (gG) A 10 10

For contactors with thermal overload relay the

device with the smaller admissible backup fuse

(contactor or thermal overload relay) determines the fuse size.

Cable cross-sections

for contactors without thermal overload relay

main connector solid or stranded mm² 0.5 - 2.5 0.5 - 2.5

flexible mm² 0.5 - 2.5 0.5 - 2.5

flexible with multicore cable end mm² 0.5 - 1.5 0.5 - 1.5

Cables per clamp 2 2

solid or stranded AWG 18 - 14 18 - 14

Mini Motor Contactors

Data according to IEC 947-4-1, VDE 0660, EN 60947-4-1

Main Contacts Ty p e J7KNA-09-... J7KNA-12-...

8Mini Motor Contactor J7KNA

Frequency of operations z without load 1/h 10000 10000

Contactors without thermal overload relay AC3, Ie1/h 600 700

AC4, Ie1/h 120 150

DC3, Ie1/h 600 700

Mechanical life AC operated S x 10655

DC operated S x 10615 15

Short time current 10s-current A 96 120

Power loss per pole at Ie/AC3 400V W 0.15 0.25

Resistance to shock according to IEC 68-2-27

Shock time 20ms sine-wave

AC operated NO g 5 5

NC g 5 5

DC operated NO g 8 8

NC g 6 6

*1) Suitable at 690V for: earthed-neutral systems, overvoltage category I to IV, pollution degree 3 (standard-industry): Uimp = 8kV.

Data for other conditions on request.

*2) With reduced control voltage range 0.9 up to 1.0 x Usand with reduced rated current Ie/AC1according to Ie/AC3

Mini Motor Contactors

Data according to IEC 947-4-1, VDE 0660, EN 60947-4-1

Main Contacts Ty p e J7KNA-09-... J7KNA-12-...

Mini Motor Contactor J7KNA 9

Mini Motor Contactors

Data according to IEC 947-5-1, VDE 0660, EN 60947-5-1

Auxiliary Contacts Ty p e

J7KNA-09...

J7KNA-12...

J7KNA-09...D(VS)*1

J7KNA-12...D(VS) J73KN-A...

Rated insulation voltage Ui V AC 690*2 690*1 690*1

Thermal rated current Ith to 690V

Ambient temperature 40°C A 10 10 10

60°C A 6 6 6

Power loss per pole at Ith W 0.5 0.5 0.5

Utilization category AC15

Rated operational current Ie220-240V A 3 3 3

380-415V A 2 2 2

440V A 1.6 1.6 1.6

500V A 1.2 1.2 1.2

660-690V A 0.6 0.6 0.6

Utilization category DC13

Rated operational current Ie60V A 2 2 2

110V A 0.4 0.4 0.4

220V A 0.1 0.1 0.1

Maximum ambient temperature

Operation open °C -40 to +60 (+90)*3

enclosed °C -40 to +40

Storage °C -40 to +90

Short circuit protection

short-circuit current 1kA,

contact welding not accepted

max. fuse size gL (gG) A 20 20 20

For contactors with thermal overload relay the

device with the smaller admissible control fuse

(contactor or thermal overload relay)

determines the fuse size.

Power consumption of coils

AC operated inrush VA 25 - -

sealed VA 4 - 5 - -

W1.2 - -

DC operated inrush W - 2.5 -

sealed W - 2.5 -

Operation range of coils

in multiples of control voltage Us0.85 - 1.1 0.8 - 1.1 -

Switching time at control voltage Us±10%*4,*5

AC operated make time ms 15 - 25 - -

release time ms 8 - 25 - -

arc duration ms 10 -15 - -

DC operated make time ms - 15 - 19 -

release time ms - 8 - 25 (35)*1 -

arc duration ms - 10 -15 -

10 Mini Motor Contactor J7KNA

Cable cross-section

all connectors solid mm² 0.75 - 2.5 0.75 - 2.5 0.75 - 2.5

flexible mm² 0.75 - 2.5 0.75 - 2.5 0.75 - 2.5

flexible with multicore cable end mm² 0.5 - 1.5 0.5 - 1.5 0.5 - 2.5

Clamps per pole 2 2 2

solid or stranded AWG 18 - 14 18 - 14 18 - 14

*1) version „VS“

*2) Suitable at 690V for: earthed-neutral systems, overvoltage category I to IV, pollution degree 3 (standard-industry): Uimp = 8kV.

Data for other conditions on request.

*3) With reduced control voltage range 0.9 up to 1.0 x Usand with reduced thermal rated current Ith to Ie/AC15

*4) Summary switching time = release time + arc duration

*5) Release time of NC make time of NO increase when suppressor units for voltage peak protection are used

(Varistor, RC-units, Diode units).

Mini Motor Contactors

Data according to IEC 947-5-1, VDE 0660, EN 60947-5-1

Auxiliary Contacts Ty p e

J7KNA-09...

J7KNA-12...

J7KNA-09...D(VS)*1

J7KNA-12...D(VS) J73KN-A...

Mini Contactors for North America

Data according to UL508

Main Contacts (cULus) Ty p e J7KNA-09... J7KNA-12... J73KN-A...

Rated operational current "General Use" A 15 20 10

Rated operational power of three-phase motors 115V hp 1½ 2 -

at 60Hz (3ph) 200V hp 3 3 -

230V hp 3 3 -

460V hp 5 7½ -

575V hp 7½ 10 -

Rated operational power of of AC motors 115V hp ½ ¾ -

at 60Hz (1ph) 200V hp 1 1½ -

230V hp 1½ 2 -

Fuses A 30 30 -

Suitable for use on a capability of delivering not more than rms

(SCCR)

A 5000 5000 -

V 600 600 -

Rated voltage V AC 600 600 600

Auxiliary Contacts (cULus) heavy pilot duty AC A600 A600 A600

standard pilot duty DC Q600 Q600 Q600

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