Contactor model

CT C306

CT C309

CT C312

CT C318

CT C325

CT C332

CT C338

CT C340

CT C350

CT C365

CT C380

CT C395

Main circuit characteristics

Number of poles

                  3 poles

Rated insulation voltage(Ui)

V

690

Maximum rated operating voltage(Ue)

V

660/690

Conventional thermal current(Ith)

25

25

25

32

40

50

50

60

80

80

125

125

Rated operating current(Ie)

AC-3,380/400V

A

6

9

12

18

25

32

38

40

50

65

80

95

AC-3,660/690V

A

3.8

6.6

8.9

12.0

18.0

22.0

22.0

34.0

39.0

42.0

49.0

49.0

AC-4,380/400V

A

2.6

3.5

5.0

7.7

8.5

12.0

14.0

18.5

24.0

28.0

37.0

44.0

AC-4,660/690V

A

1

1.5

2.0

3.8

4.4

7.5

8.9

9.0

12.0

14.0

17.3

21.3

Rated operating power (Pe)

AC-3,380/400V

kW

2.2

4.0

5.5

7.5

11.0

15.0

18.5

18.5

22.0

30.0

37.0

45.0

AC-3,660/690V

kW

3

5.5

7.5

10.0

15.0

18.5

18.5

30.0

33.0

37.0

45.0

45.0

AC-4,380/400V

kW

1.1

2.2

3.0

4.0

5.5

7.5

7.5

7.5

11.0

15.0

18.5

22.0

AC-4,660/690V

kW

0.75

1.1

1.5

3.7

4.0

5.5

7.5

7.5

11.0

11.0

15.0

18.5

Mechanical durabilities

10,000 times

1200

1000

900

650

Electrical

durabilities

AC-3

10,000 times

110

90

65

AC-4

10,000 times

22

22

17

11

Operation

frequency

AC-3

Time/hour

1200

600

AC-4

Time/hour

300

300

Coil

Ratedcontrol circuitvoltage(Us)

50Hz

V

24，36，48，110 ，127 ，220/230 ，240 ，380/400 ，415 ，440

50/60Hz

V

24，36，48，110 ，127 ，220/230 ，240 ，380/400 ，415 ，440

Allowable control circuit voltage(Us)

Operation

V

85%~110% Us(installing angle of ±22.5°); 70%~120% Us(installing angle of ±5°)

Drop-out

V

20%~75% Us(installing angle of ±22.5°); 20%~65% Us(installing angle of ±5°)

Coil power

Actuation

VA

50

60

70

200

200

Holding

VA

6~9.5

6~9.5

6~9.5

15~20

15~20

Heat dissipation

W

1~3

1~3

1~3

6~10

6~10

Main circuit terminal wiring capability

Soft wire

Without terminal

1 wire

mm²

1…4

1.5…6

2.5…25

4…50

2 wires

mm²

1…4

1.5…6

2.5…16

4…25

Soft wire

With terminal

1 wire

mm²

1…4

1…6

2.5…25

4…50

2 wires

mm²

1…2.5

1…4

2.5…10

4…16

Hard wire

Without terminal

1 wire

mm²

1…4

1.5…6

1.5…10

2.5…25

4…50

2 wires

mm²

1…4

1.5…6

1.5…6

2.5…10

4…25

Auxiliary contact

Conventional thermal current (Ith      )

A

10

Rated operating voltage (Ue)

AC

V

380

DC

V

220

Rated control capacity

AC-15

VA

360

DC-13

W

33

Certification

CB 、CE 、SEMKO