GTH-22 thermal overload relay

No

Times of the setting current(A)

Motion time

Start conidition

Ambient temperature

1

1.05

>2h

Cold state

20±5oC

2

1.2

<2h

Heat state (Following the No.1 test)

3

1.5

<4min

4

7.2

10A

2s< Tp ≤10s

≤63A

Cold state

10

4s< Tp ≤10s

>63A

No

Times the setting current(A)

Motion time

Start condition

Ambient temperature

Any two phases

Another phase

1

1.0

0.9

>2h

Cold state

20±5oC

2

1.15

0

<2h

Heat state(Following the No.1 test)

Ratings

Type

GTH-22

GTH-40

GTH-85

Nominal current

Ranges

Ranges

Ranges

Min.

Mid.

Max.

Min.

Mid.

Max.

Min.

Mid.

Max.

Rated current(A)

0.14

0.1

0.14

0.16

0.21

0.16

0.21

0.25

0.33

0.25

0.33

0.4

0.52

0.4

0.52

0.63

0.82

0.63

0.82

1

1.3

1

1.3

1.6

2.1

1.6

2.1

2.5

3.3

2.5

3.3

4

5

4

5

6

4

5

6

6.5

5

6.5

8

5

6.5

8

7.5

6

7.5

9

6

7.5

9

8.5

7

8.5

10

7

8.5

10

7

8.5

10

11

9

11

13

9

11

13

9

11

13

15

12

15

18

12

15

18

12

15

18

19

16

19

22

16

19

22

16

19

22

22

18

22

26

18

22

26

30

24

30

36

24

30

36

34

28

34

40

28

34

40

42

34

42

50

55

45

55

65

65

54

65

75

74

63

74

85

Element No.

2 heaters

Standard

Standard

Standard

3 heaters

Option

Option

Option

Aux. Contact

1NO 1NC

1NO 1NC

1NO 1NC

Reset type

Auto/Manual

Auto/ Manual

Auto/Manual

Power consumption

1.8VA/heater

1.8VA/heater

1.8VA/heater

Separate mounting unit

AZ-22H

AZ-40H

AZ-85H

Other model

GTH-22/3

GTH-40/3

GTH-85/3

GTH-22

GTH-40

GTH-85

GTH-22/L

GTH-40/L

GTH-85/L

Applied contactors

GMC-9,12,18,22

GMC-32,40

GMC-50,65,75,85