0.92

0.76

0.60

0.45

0.29

-

63

1.2

0.99

0.80

0.62

0.44

0.26

55

1.5

1.3

1.1

0.85

0.63

0.42

47

1.9

1.6

1.4

1.1

0.89

0.63

40

2.4

2.1

1.8

1.5

1.2

0.91

33

3

2.7

2.3

1.9

1.5

1.1

26

3.9

3.5

3

2.5

2

1.5

20

5.5

4.8

4.1

3.4

2.7

2.1

15

8.6

7.5

6.4

5.4

4.3

3.2

9

17.9

15.6

13.4

11.2

8,9

6.7

4

20

30

40

50

60

70

4

Specifications are subject to change without notice (09.20.2020)

RA 24.. .. 06, RA 44.. .. 08, RA 48.. .. 12

Heatsink Dimensions (load current versus ambient temperature)

Power

dissipation [W]

2

1.7

1.4

1

0.71

0.40

32

2.5

2.1

1.8

1.4

1

0.66

27

3.1

2.7

2.3

1.9

1.4

1

23

4.

3.5

3

2.5

2

1.4

20

4.9

4.3

3.7

3.1

2.5

1.9

16

6.2

5.4

4.6

3.9

3.1

2.3

13

8.1

7.1

6.1

5.1

4

3

10

11.3

9.9

8.5

7.1

5.6

4.2

7

-

15.6

13.3

11.1

8.9

6.7

5

-

-

-

-

18.7

14

2

20

30

40

50

60

70

25

22.5

20

17.5

15

12.5

10

7.5

5

2.5

TA

Ambient temp. [°C]

Load

current [A]

RA ..50 .. ..

TA

Ambient temp. [°C]

50

45

40

35

30

25

20

15

10

5

Power

dissipation [W]

Thermal resistance

[oC/W]

Load

current [A]

Thermal resistance

[oC/W]

Thermal resistance

[oC/W]

Load

current [A]

Power

dissipation [W]

RA ..90 .. ..

TA

Ambient temp. [°C]

0.63

0.53

0.42

0.32

-

-

97

0.81

0.69

0.57

0.45

0.33

-

84

1

0.89

0.75

0.61

0.47

0.33

71

1.3

1.2

1

0.83

0.66

0.49

59

1.7

1.5

1.3

1.1

0.85

0.64

47

2.2

1.9

1.7

1.4

1.1

0.83

36

3.1

2.7

2.3

1.9

1.5

1.2

26

4.8

4.2

3.6

3

2.4

1.8

17

10

8.8

7.5

6.3

5

3.8

8

20

30

40

50

60

70

90

80

70

60

50

40

30

20

10

RA ..25 .. ..

• Heatsinks and fans

• 5.40oC/W to 0.12oC/W thermal resistance

• DIN, panel or thru wall mounting

• Single or multiple SSR mounting

Heatsink Selection

Heatsink Range Overview:

http://www.productselection.net/PDF/UK/ssr_accessories.pdf

Heatsink Selector Tool:

http://www.productselection.net/heatsink/heatsinkselector.php?LANG=UK

Ordering Key

RHS..