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Tianhui Electric Co., Ltd.

China Manufacturer with main products: AC Contactor, Starter, Thermal Overload Relay, MCCB, MCB, Tianhui Electric

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3TF AC Contactor

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Quick Details

  • Brand Name: Tianhui
  • Model Number: 3TF AC Contactor
  • Electricity Type: AC
  • Number of Pole: 4
  • Phase: 3

Specifications

 

Applications:

3TF series AC Contactors are suitable in electrical system with AC 50/60Hz, rated operational voltage up to 660V, In AC-3 usage, rated operational voltage up to 380V, rated operational current up to 630Ato make or break remote motors or system. They can form electromagnetic starters with suitable thermal overload relays 3UA series to protect system and motors against overload or phase-failure. They are made according to IEC60947-4. The contactor is a straight motion mechanism having double-breaking contacts. The auxiliary contacts are arranged 2NO, 2NC at most. It is employed the flexible locking connection between the contact support and core. There are no arc-isolated panel in the le22Acontactors. In the In32Acontactors, there are moulded arc-chute with arc-isolated panel. Because all contacts are made of high non-fusibility and against corrosion silver alloy. All series products can be mounted by screws, le32Acontactor also by installation rail.

Specifications:

Type

Rated thermal current (A)

Rated operation current (A)

Controllable power of motor
(KW)

Type of auxiliary contact

AC-3

AC-4

380V

660V

380V

660V

380V

660V

NO
NC
1NO+1NC
2NO+2NC

3TF30

20

9

3.33

1

5.5

1.4

2.4

3TF31

20

12

4.33

5.5

7.5

1.9

3.3

3TF32

30

18

7.77

7.8

11

3.5

6

3TF33

30

22

8.5

11

11

4

6.6

3TF34

45

32

15.6

15

23

7.5

13

3TF35

45

38

18.5

18.5

23

9

15.5

3TF40

20

12

4.3

5.5

7.5

1.9

3.3

2NC+2NO
4NC+4NO

3TF41

20

9

3.3

4

5.5

1.4

2.4

3TF42

30

16

7.7

7.5

11

3.5

6

3TF43

30

22

8.5

11

11

4

6.6

3TF44

45

32

15.6

15

23

7.5

13

3TF45

45

38

18.5

18.5

23

9

15.5

3TF46

70

45

24

22

39

12

20.8

3TF47

70

63

28

30

55

14

24.3

3TF48

90

75

34

37

67

17

29.3

3TF49

90

85

42

45

67

21

36

3TF50

150

110

54

55

100

27

46.9

3TF51

150

140

68

75

100

35

60

3TF52

180

170

75

90

156

38

66

3TF53

220

205

96

110

156

50

86

3TF54

300

250

110

132

235

58

100

3TF55

300

300

125

160

235

66

114

3TF56

400

400

150

200

375

81

140

3TF57

550

475

150

250

375

81

140

3TF68

630

630

600

335

560

160

278

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