5

Thermal (T- and TA-Line)

TA45-2R

www.schurter.com /PG17_20

Circuit Breakers

Time-Current-Curves

Type

TA45

Rated current

In <3 A

1 pole protected

2 pole protected

Ambient temp.

+23ºC

10'000

60

2`000

1`000

500

200

100

50

20

10

5

2

1

0,5

0,3

0,2

0,1

[ sec ]

[ min ]

10

5

1

30

20

1,05

10

8

5

4

3

2

1,32

Multiple of Rated Current In

Reference Temperature +23°

0,5

0,3

0,2

0,1

10'000

60

2`000

1`000

500

200

100

50

20

10

5

2

1

[ sec ]

[ min ]

10

5

1

30

20

1,05

10

8

5

4

3

2

1,32

Type

TA45

Rated current

3 A > In <18 A

1 pole protected

2 pole protected

Ambient temp.

+23ºC

Multiple of Rated Current In

Reference Temperature +23°

0,5

0,3

0,2

0,1

10'000

60

2`000

1`000

500

200

100

50

20

10

5

2

1

[ sec ]

[ min ]

10

5

1

30

20

1,05

10

8

5

4

3

2

1,32

Type

TA45

Rated current

In > 18 A

1 pole protected

2 pole protected

Ambient temp.

+23ºC

Multiple of Rated Current In

Reference Temperature +23°

Config. Code

TA45

The characters are placeholders for the correspondingly keys of selections from the key tables.

TA45