S P E C I F I C A T I O N S S U B J E C T T O C H A N G E

Te l : Sa les 01942 889555 I Web: www.grada.co.uk

section1

ADJUSTABLE PERFORATED AIR SUPPLY DIFFUSERTYPE: DC560S

Adjusting options:

S P E C I F I C A T I O N S S U B J E C T T O C H A N G E

Te l : Sa les 01942 889555 I Web: www.grada.co.uk

section1

ADJUSTABLE PERFORATED AIR SUPPLY DIFFUSERTYPE: DC560S

Adjusting possibilitiesOptions

Specifications

How to order

• DC560SG: diffuser with insulated sideplenum

• DC560S: diffuser with non-insulatedside plenum

Example:

Perforated adjustable diffuser withadjustable air pattern in 1, 2, 3 or 4direction(s). Steel diffuser is paintedwhite (RAL 9010). The insulated plenumhas a side entry spigot.

Type: DC560SGsize … mm

Construction:• diffuser: steel, painted white (RAL

9010)• deflector plate: steel painted black

(RAL 9005)• plenum: galvanised steel sheet with

side entry, insulated or non-insulated• only suitable for mounting in false

ceilings

4 way air pattern

3 way air pattern

2 way air pattern(corner)

2 way air pattern(opposite sides)

1 way air pattern

air pattern open

air pattern closed

Legend:

DC560F (other RAL) + plenum box (to order sererately)

D C 5 6 0 - F 0 3 1 5 0 5 9 4

a) Diffuser

S: diffuser with side-inlet

size

D P 5 1 0 S G 0 3 1 5 0 0 0 0

b) Plenum box

- : non-insulatedG: insulated

size

DC560SG (RAL 9010): diffuser + plenum box

D C 5 6 0 S G 0 3 1 5 0 5 9 4

-: standard RAL 9010F: other RAL

size

- : non-insulatedG: insulated

S P E C I F I C A T I O N S S U B J E C T T O C H A N G E

Te l : Sa les 01942 889555 I Web: www.grada.co.uk

section1

ADJUSTABLE PERFORATED AIR SUPPLY DIFFUSERTYPE: DC560S

DC560S - size 125 mm

• with insulated plenum• isotherm measured and with ceiling effect

Correction factor LT for cooling (∆ T = -10 K): LT x 0,9

Selection diagram 4 way:

1 way

2 way(corner)

2 way(opposite)

4 way

3 way

0

0,2

0,4

0,6

0,8

1

1,2

1,4

100 150 200 250 300 350

0

10

20

30

40

50

60NR 20

0

2,8

0,8

2,0

0,4

LT [m]

vT [m/s] 0,25 0,50

1,2

1,6

2,4

NR 30 NR 40 NR 50

LT

∆Ps

Qv [m3/h]

∆Ps

[Pa

]

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

90 1,08 12 20 26115 1,38 20 30 33,9140 1,68 31 40 42,4200 2,4 64 50 53,1

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

130 0,6 11 20 25,8170 0,79 18 30 34,5215 1 30 40 42,4290 1,35 56 50 52,2

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

120 0,86 11 20 26,1150 1,07 18 30 34190 1,36 29 40 42,1260 1,86 56 50 52,3

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

145 0,62 12 20 26,4190 0,81 20 30 33,9230 0,98 31 40 41,9310 1,32 57 50 51,9

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

120 0,86 8 20 26,2150 1,07 19 30 34,3190 1,36 33 40 42,3260 1,86 66 50 52,6

S P E C I F I C A T I O N S S U B J E C T T O C H A N G E

Te l : Sa les 01942 889555 I Web: www.grada.co.uk

section1

ADJUSTABLE PERFORATED AIR SUPPLY DIFFUSERTYPE: DC560S

DC560S - size 160 mm

• with insulated plenum• isotherm measured and with ceiling effect

0,0

0,5

1,0

1,5

2,0

2,5

150 200 250 300 350 400 450 500

Qv [m3/h]

0

5

10

15

20

25

30

35

40

45

50NR20 NR30 NR40 NR50

0

5,0

4,0

2,0

3,0

1,0

LT [m]

vT [m/s] 0,25 0,50

Correction factor LT for cooling (∆ T = -10 K): LT x 0,9

Selection diagram 4 way:

LT

∆Ps

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

140 2,29 12 20 27,7160 2,62 16 30 33,6200 3,27 25 40 41,4275 4,5 46 50 51

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

185 0,91 8 20 25,7265 1,31 17 30 35,4325 1,61 26 40 42,4435 2,15 46 50 51,5

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

170 1,43 10 20 26,2225 1,89 17 30 34,2275 2,31 25 40 41,9375 3,15 46 50 51,5

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

190 0,85 8 20 26,0275 1,23 18 30 35,0345 1,54 28 40 42,5465 2,08 47 50 51,7

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

170 1,43 10 20 25,7225 1,89 17 30 34,2275 2,31 25 40 42,0375 3,15 46 50 51,7

1 way

2 way(corner)

2 way(opposite)

4 way

3 way

S P E C I F I C A T I O N S S U B J E C T T O C H A N G E

Te l : Sa les 01942 889555 I Web: www.grada.co.uk

section1

ADJUSTABLE PERFORATED AIR SUPPLY DIFFUSERTYPE: DC560S

S P E C I F I C A T I O N S S U B J E C T T O C H A N G E

Te l : Sa les 01942 889555 I Web: www.grada.co.uk

section1

ADJUSTABLE PERFORATED AIR SUPPLY DIFFUSERTYPE: DC560S

DC560S - size 250 mm

• with insulated plenum• isotherm measured and with ceiling effect

0,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

400 500 600 700 800 900 1000 1100

Qv [m3/h]

0

5

10

15

20

25

30

35

40

45NR 20 NR 30 NR 40 NR 50

0,0

7,0

4,0

2,0

3,0

1,0

LT [m]

vT [m/s] 0,25 0,50

5,0

6,0

Correction factor LT for cooling (∆ T = -10 K): LT x 0,9

Selection diagram 4 way:

LT

∆Ps

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

240 2,35 7 20 24,5280 2,74 13 30 33,5365 3,57 27 40 42,4540 5,29 58 50 53,0

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

365 0,85 7 20 25465 1,09 13 30 33,6625 1,46 24 40 43,3885 2,07 44 50 53,5

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

300 1,3 7 20 25,2390 1,7 14 30 34,1530 2,3 25 40 43,7770 3,35 48 50 53,8

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

420 1,21 6 20 25,1540 1,56 13 30 34730 2,11 24 40 43,31015 2,94 42 50 53,3

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

300 1,3 7 20 25,0390 1,7 14 30 33,6530 2,3 25 40 43,3770 3,35 48 50 53,5

1 way

2 way(corner)

2 way(opposite)

4 way

3 way

S P E C I F I C A T I O N S S U B J E C T T O C H A N G E

Te l : Sa les 01942 889555 I Web: www.grada.co.uk

section1

ADJUSTABLE PERFORATED AIR SUPPLY DIFFUSERTYPE: DC560S

0

0,5

1

1,5

2

2,5

500 700 900 1100 1300 1500

Qv [m3/h]

0

10

20

30

40

50

6005 RN04 RN03 RN02 RN

0

5,0

4,0

2,0

3,0

1,0

LT [m]

vT [m/s] 0,25 0,50

DC560S - size 315 mm

Selection diagram 4 way:

• with insulated plenum• isotherm measured and with ceiling effect

Correction factor LT for cooling (∆ T = -10 K): LT x 0,9

∆Ps

LT

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

295 2,2 8,9 20 24,8367 2,74 13,5 30 33,2520 3,88 27,3 40 42,5728 5,43 53 50 52,3

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

567 1,19 9 20 27,2759 1,6 16 30 34,8

1008 2,12 28,6 40 43,71378 2,9 54,2 50 52,5

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

443 1,45 8,4 20 25,6536 1,75 12,3 30 33,3771 2,52 25 40 42,7

1093 3,58 51 50 52,2

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

595 0,89 7,5 20 27,5854 1,27 15,5 30 36,4

1147 1,71 28,5 40 44,41584 2,36 54 50 53,1

Qv [m3/h] LT (0,5m/s)[m] ∆ PS [Pa] LW [NR] LW [dB(A)]

443 1,45 8,4 20 25,1536 1,75 12,3 30 32,6771 2,52 25 40 42,7

1093 3,58 51 50 52,2

1 way

2 way(corner)

2 way(opposite)

4 way

3 way