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3TF AC Contactor
3TF AC Contactor
3TF AC Contactor
3TF AC Contactor
3TF AC Contactor
3TF AC Contactor

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3TF AC Contactor

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3TF AC CONTACTOR
Application
3TF series AC contactor are suitable for frequency 50/60Hz,rated insulation voltage up to 1000V,rated operation current 9-475A under AC-3 duty. It is mainly used for making/breaking electric circuit at a long distance& for frequent starting/stopping &with thermal relay to compose a magnetic motor starter. The product conforms to IEC60947-4-1 standard.
Specification

Type

3TF-9/12

3TF-16/22

3TF-32

3TF-45/63

3TF-75/85

Mechanical Endurance(X106)

10

10

10

8

8

Conventional thermal current(A)

20

30

45

80

100

Rated insulation voltage(V)

660

660

660

1000

1000

Rated operating current(A)

AC-3

‘9/12

16/22

32

45/63

75/85

AC-4

3.3/4.3

7.7/8.5

15.6

24/28

34/42

Power of controllable motor(KW) AC-3

380V

4/5.5

7.5/11

15

22/30

37/45

660V

5.5/7.5

11

23

39/55

67

Power of controllable motor(KW) AC-4

380V

1.4/1.9

3.5/4

7.5

’12/14

17/21

660V

2.4/3.3

6/6.6

13

20.8/24

29.5/36

Frequency of operation (I/h)

AC-3

1000

750

750

1200/1000

1000/850

AC-4

250

250

250

400/300

300/250

Electrical endurance (X106)

AC-3

1.2

1.2

1.2

1.2

1.2

AC-4

0.2

0.2

0.2

0.2

0.2

Operating voltage range of coil

(0.8-1.1)Ue

Power consumption of coil

Atracting (VA)

10

10

12.1

17

32

Starting (VA)

68

69

101

183

330

Rated insulation voltage of auxiliary contacts(V)

690

690

690

690

690

690

Conventional thermal current of auxiliary contacts(A)

10

10

10

10

10

10

Rated operating current of auxiliary contacts(A)

AC15 380/220

’6/10

’6/10

’4/10

’4/10

’4/10

DC13 220v

0.45

0.45

0.45

0.45

0.45

Rated voltage of the control coil(V)

50HZ

24 36 48 110 127 220 380,etc

60HZ

24 110 220 440 etc


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