The Orbit series

Overview of perforations of the Rekton Orbit type

certified according to DIN EN 20354 (ISO) 354

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,10

0,27

0,75

0,98

0,84

0,63

50 mm reverberation space

as

0,19

0,43

0,85

0,97

0,82

0,66

Percentage of perforations/open surface 11,04 %

Orbit 1.5-4

hole size Ø 1.5 mm
centre distance 6 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,14

0,26

0,83

0,95

0,65

0,36

50 mm reverberation space

as

0,21

0,48

0,93

0,89

0,65

0,32

Percentage of perforations/open surface 4.9 %

Orbit 1.5-6

hole size Ø 1,5 mm
centre distance 6 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,03

0,15

0,47

0,97

0,85

0,49

50 mm reverberation space

as

0,19

0,42

0,91

0,94

0,83

0,51

Percentage of perforations/open surface 11,04 %

Orbit 3-8

hole size Ø 3 mm
centre distance 8 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,07

0,15

0,55

0,90

0,40

0,03

50 mm reverberation space

as

0,14

0,40

0,65

0,92

0,60

0,20

Percentage of perforations/open surface 2,7 %

Orbit 3-16

hole size Ø 3 mm
centre distance 16 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,08

0,13

0,39

0,83

0,92

0,39

50 mm reverberation space

as

0,18

0,48

0,96

0,99

0,85

0,67

Percentage of perforations/open surface 16,95 %

Orbit 5-10.66

hole size Ø 5 mm
centre distance 10,66 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,05

0,16

0,51

1,02

0,53

0,05

50 mm reverberation

as

0,22

0,62

0,98

0,86

0,62

0,31

Percentage of perforations/open surface 7,53 %

Orbit 5-16

hole size Ø 5 mm
centre distance 16 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,08

0,28

0,90

0,38

0,11

---

50 mm reverberation space

as

0,26

0,84

0,58

0,34

0,18

0,07

Percentage of perforations/open surface 1,88 %

Orbit 5-32

hole size Ø 5 mm
centre distance 32 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,09

0,13

0,38

0,86

0,89

0,40

50 mm reverberation space

as

0,19

0,51

0,96

1,01

0,87

0,67

Percentage of perforations/open surface 19,29 %

Orbit 8-16

hole size Ø 8 mm
centre distance 16 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without space room

as

0,08

0,22

0,74

0,80

0,31

---

50 mm reverberation space

as

0,25

0,76

0,85

0,60

0,36

0,13

Percentage of perforations/open surface 4.82 %

Orbit 8-32

hole size Ø 8 mm
centre distance 32 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,05

0,12

0,34

0,74

0,89

0,54

50 mm reverberation space

as

0,19

0,52

0,89

1,00

0,91

0,91

Percentage of perforations/open surface 30.17 %


Orbit 10-16

hole size Ø 10 mm
centre distance 16 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,07

0,17

0,60

0,98

0,48

0,04

50 mm reverberation space

as

0,25

0,72

0,93

0,75

0,46

0,07

Percentage of perforations/open surface  7,54 %

Orbit 10-32

hole size Ø 10 mm
centre distance 32 mm

Perforationen Typ Rekton Orbit SL

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

---

---

---

---

---

---

50 mm reverberation space

as

---

---

---

---

---

---

Percentage of perforations/open surface 5.4 %

Orbit 3-16 SL

hole size Ø 3 mm
centre distance 8 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,08

0,14

0,54

0,96

0,52

0,05

50 mm reverberation space

as

0,28

0,60

0,92

0,82

0,59

0,13

Percentage of perforations/open surface 7.08 %

Orbit 5-16 SL

hole size Ø 5 mm
centre distance  11,31 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,08

0,29

0,88

0,36

0,11

---

50 mm reverberation space

as

0,31

0,80

0,62

0,33

0,14

---

Percentage of perforations/open surface 1.81 %

Orbit 5-32 SL

hole size Ø 5 mm
centre distance 22,63 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,07

0,12

0,39

0,86

0,88

0,43

50 mm reverberation space

as

0,18

0,52

0,94

1,00

0,85

0,69

Percentage of perforations/open surface 18.13 %

Orbit 8-16 SL

hole size Ø 8 mm
centre distance 11,31 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,07

0,18

0,75

0,77

0,31

0,02

50 mm reverberation space

as

0,24

0,75

0,83

0,61

0,36

0,18

Percentage of perforations/open surface 4.64 %

Orbit 8-32 SL

hole size Ø 5 mm
centre distance 22,63 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,07

0,11

0,37

0,77

0,89

0,58

50 mm reverberation space

as

0,22

0,51

0,92

0,99

0,92

0,91

Percentage of perforations/open surface 28.36 %

Orbit 10-16 SL

hole size Ø 10 mm
centre distance 11,3 mm

design example

Level of sound absorption

Type of installation

f(Hz)

125

250

500

1000

2000

4000

Without reverberation space

as

0,06

0,14

0,62

0,95

0,44

0,07

50 mm reverberation space

as

0,27

0,69

0,92

0,76

0,48

0,26

Percentage of perforations/open surface 7.26 %


Orbit 10-32 SL

hole size Ø 10 mm
centre distance 22,63 mm