ESRS 1-4 Rectangular silencers with sound-absorbing splitters

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Home General catalogue Air Diffusion Silencers Esrs 1 4 Rectangular Silencers With Sound Absorbing Splitters
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Description

Rectangular silencer with sound-absorbing splitters to control noise in air conditioning, heating and ventilation systems.

Characteristics

Material: galvanised steel structure with minimum thickness 1 mm.
Splitters: mineral material with anti-flaking surface and micro-extended mesh.

On request

Splitters with aerodynamic profile at air inlet and outlet.
AISI 304 or AISI 316 stainless steel version.

Operating data and Price list of ESRS1

S: splitter thickness 200 mm
P: air passages 100 mm

Pa: pressure drop in Pascal for length 1200 mm.
all dimensions are expressed in mm

dimension
BxH 		free surface no. of
splitters 		lenght (mm)
speed (m/s)
8 10 12
flow rate m³/h 600 900 1200 1500
mm mq 39 Pa 61 Pa 88 Pa euro euro euro euro
300x300 0,03 1 850 1050 1300 384,96 407,91 485,15 580,92
300x450 0,05 1 1250 1550 1950 397,38 469,38 564,60 665,02
300x600 0,06 1 1700 2100 2600 468,67 555,10 664,08 786,19
600x300 0,06 2 1700 2100 2600 516,91 616,78 742,26 903,27
600x450 0,09 2 2500 3150 3900 587,90 715,06 892,09 1059,23
600x600 0,12 2 3450 4200 5200 677,78 834,25 1016,90 1209,79
600x900 0,18 2 5150 6300 7800 845,72 1070,27 1321,59 1584,67
900x300 0,09 3 2500 3150 3900 679,41 833,72 1026,03 1257,04
900x450 0,14 3 3850 4750 5850 781,67 977,87 1239,18 1477,90
900x600 0,18 3 5150 6300 7800 916,10 1151,02 1419,72 1695,88
900x900 0,27 3 7700 9450 11700 1133,77 1453,38 1809,42 2176,10
900x1050 0,32 3 8950 11000 13700 1258,26 1615,41 2147,89 2487,06
900x1200 0,36 3 10200 12600 15600 1388,48 1793,55 2337,29 2713,16
1200x450 0,18 4 5150 6300 7800 986,72 1241,68 1572,65 1874,06
1200x600 0,24 4 6800 8400 10400 1176,00 1476,09 1826,21 2175,91
1200x750 0,3 4 8500 10500 13000 1314,15 1662,37 2064,76 2482,97
1200x900 0,36 4 10200 12600 15600 1434,86 2316,27 2767,69 2767,69
1200x1050 0,42 4 11900 14700 18200 1557,90 2035,38 2695,40 3133,29
1200x1200 0,48 4 13500 16800 20800 1729,20 2260,46 2938,10 3422,93
1200x1500 0,6 4 17000 20100 26000 2040,55 2673,57 3384,61 4041,19
1500x600 0,3 5 8500 10500 13000 1393,17 1761,39 2190,53 2626,51
1500x750 0,38 5 10600 13100 16250 1561,55 1991,87 2494,43 2981,45
1500x900 0,45 5 12750 15750 19500 1708,09 2233,77 2785,08 3328,48
1500x1200 0,6 5 17000 20100 26000 2069,35 2717,20 3535,95 4159,79
1500x1500 0,75 5 21300 26250 32500 2454,96 3210,22 4109,38 4911,62
1500x1800 0,9 5 25500 31500 39000 2750,42 3655,09 4653,40 5570,49
1800x600 0,36 6 10200 12600 15600 1615,59 2058,35 2570,25 3066,34
1800x750 0,45 6 12750 15750 19500 1814,17 2339,16 2913,32 3502,05
1800x900 0,54 6 15300 18900 23400 1992,98 2605,48 3256,19 3924,52
1800x1200 0,72 6 20400 25200 31200 2424,94 3176,27 4169,08 4871,87
1800x1500 0,9 6 25500 31500 39000 2858,57 3782,13 4809,40 5760,22
1800x1800 1,08 6 30600 37800 46800 3223,09 4270,55 5466,50 6549,74
1800x2100 1,26 6 35700 44000 54600 3634,25 4825,52 6171,10 7389,76
2100x900 0,63 7 17800 22000 27300 2320,00 3012,68 3792,77 4525,97
2100x1200 0,84 7 23800 29400 36400 2806,15 3704,08 4810,94 5638,72
2100x1500 1,05 7 29800 36700 45500 3321,09 4365,97 5567,45 6660,92
2100x1800 1,26 7 35700 44000 54600 3737,18 4947,32 6321,88 7574,23

Sound attenuation

silencer length octave-band levels (Hz)
mm 63 125 250 500 1 K 2 K 4 K 8 K
600 2 5 10 18 23 21 15 10
900 2 7 14 25 31 28 18 11
1200 3 8 18 32 39 35 22 13
1500 3 9 22 39 48 43 25 14
1800 4 10 26 46 50 50 29 15
2100 4 12 30 50 50 50 32 17

Operating data and Price list of ESRS2

S: splitter thickness 200 mm.
P: air passages 150 mm.

Pa: pressure drop in Pascal for length 1200 mm.
all dimensions are expressed in mm.

Prices on request.

dimensions
BxH 		free
surface 		no. of
splitters 		 
speed (m/s)
10 12 14
flow rate m³/h
mm mq   46 Pa 66 Pa 90 Pa
350x300 0,045 1 1600 1950 2250
350x450 0,068 1 2400 2950 3350
350x600 0,09 1 3200 3900 4500
700x300 0,09 2 3200 3900 4500
700x450 0,135 2 4800 5850 6750
700x600 0,18 2 6400 7800 9000
700x750 0,225 2 8000 9750 11250
700x900 0,27 2 9600 11700 13500
1050x300 0,135 3 4800 5850 6750
1050x450 0,202 3 7200 8750 10100
1050x600 0,27 3 9600 11700 13500
1050x750 0,337 3 12000 14600 16850
1050x900 0,405 3 14400 17550 20250
1050x1050 0,472 3 16800 20450 23650
1050x1200 0,54 3 19200 23400 27000
1400x450 0,27 4 9600 11700 13500
1400x600 0,36 4 12800 15600 18000
1400x750 0,45 4 16000 19500 22500
1400x900 0,54 4 19200 23400 27000
1400x1050 0,63 4 22400 27300 31500
1400x1200 0,72 4 25600 31200 36000
1400x1500 0,9 4 32000 39000 45000
1750x600 0,45 5 16000 19500 22500
1750x750 0,562 5 20000 24400 28100
1750x900 0,675 5 24000 29250 33750
1750x1200 0,9 5 32000 39000 45000
1750x1500 1,125 5 40000 48750 56250
1750x1800 1,35 5 48000 58500 67500
2100x600 0,54 6 19200 23400 27000
2100x750 0,675 6 24000 29500 33750
2100x900 0,81 6 28800 35100 40500
2100x1200 1,08 6 38400 46800 54000
2100x1500 1,35 6 48000 58500 67500
2100x1800 1,62 6 57600 70200 81000
2100x2100 1,89 6 67200 81900 94500
2450x900 0,945 7 33600 40950 47250
2450x1200 1,26 7 44800 54600 63000
2450x1500 1,575 7 56000 68250 78750
2450x1800 1,89 7 67200 81900 94500

Sound attenuation

silencer lenght octave-band levels (Hz)
mm 63 125 250 500 1 K 2 K 4 K 8 K
600 2 4 8 14 18 16 11 7
900 2 5 11 20 25 21 13 8
1200 2 6 15 26 31 26 16 9
1500 3 7 18 32 38 32 18 10
1800 3 8 21 37 45 37 21 11
2100 3 9 24 43 50 42 23 11
2400 4 10 27 49 50 48 26 12

Operating data and Price list of ESRS3

S: splitter thickness 200 mm.
P: air passages 200 mm.

Pa: pressure drop in Pascal for length 1200 mm.
all dimensions are expressed in mm.

Prices on request.

dimension
BxH 		free surface no. of
splitters 		 
speed (m/s)
10 12 14
flow rate m³/h
mm mq   37 Pa 54 Pa 73 Pa
400x300 0,06 1 2160 2592 3024
400x450 0,09 1 3240 3888 4536
400x600 0,120 1 4320 5184 6048
800x300 0,120 2 4320 5184 6048
800x450 0,180 2 6480 7776 9072
800x600 0,240 2 8640 10368 12096
800x750 0,300 2 10800 12960 15120
800x900 0,360 2 12960 15552 18144
1200x450 0,270 3 9720 11664 13608
1200x600 0,360 3 12960 15552 18144
1200x750 0,450 3 16200 19440 22680
1200x900 0,540 3 19440 23328 27216
1200x1050 0,630 3 22680 27216 31752
1200x1200 0,720 3 25920 31104 36228
1600x600 0,480 4 17280 20736 24192
1600x750 0,600 4 21600 25920 30240
1600x900 0,720 4 25920 31104 36288
1600x1200 0,960 4 34560 41472 48384
1600x1500 1,200 4 43200 51840 60480
2000x750 0,750 5 27000 32400 37800
2000x900 0,900 5 32400 38880 45360
2000x1200 1,200 5 43200 51840 60480
2000x1500 1,500 5 54000 64800 75600
2000x1800 1,800 5 64800 77760 90720
2400x900 1,080 6 38880 46656 54432
2400x1200 1,440 6 51840 62208 72576
2400x1500 1,800 6 64800 77760 90720
2400x1800 2,160 6 77760 93312 108864

Sound attenuation

silencer lenght octave-band levels (Hz)
mm 63 125 250 500 1 K 2 K 4 K 8 K
600 1 3 7 12 15 13 9 5
900 2 4 10 17 21 17 11 6
1200 2 5 12 22 27 21 13 7
1500 2 6 15 27 32 26 15 7
1800 3 7 18 32 38 30 16 8
2100 3 7 21 37 43 34 18 9
2400 3 8 23 42 49 39 20 9
2700 3 9 26 47 50 43 22 10

Operating data and Price list of ESRS4

S: splitter thickness 350 mm.
P: air passages 120 mm.

Pa: pressure drop in Pascal for length 1200 mm.
all dimensions are expressed in mm.

Prices on request.

dimension
BxH 		free surface no. of
splitters 		 
speed (m/s)
8 10 12
flow rate m3/h
mm mq   60 Pa 86 Pa 116 Pa
470x300 0,036 1 1050 1300 1550
470x450 0,054 1 1550 1950 2350
470x600 0,072 1 2050 2600 3100
940x300 0,072 2 2050 2600 3100
940x450 0,108 2 3100 3900 4650
940x600 0,144 2 4100 5200 6200
940x750 0,180 2 5150 6500 7750
940x900 0,216 2 6200 7800 9300
1410x450 0,162 3 4650 5850 6950
1410x600 0,216 3 6200 7800 9300
1410x750 0,27 3 7700 9750 11650
1410x900 0,324 3 9250 11700 13950
1410x1050 0,378 3 10800 13650 16250
1410x1200 0,432 3 12350 15600 18600
1880x600 0,288 4 8250 10400 12400
1880x750 0,36 4 10300 13000 15500
1880x900 0,432 4 12350 15600 18600
1880x1200 0,576 4 16500 20800 24800
1880x1500 0,72 4 20600 26000 31000
2350x750 0,45 5 12850 16250 19350
2350x900 0,54 5 15450 19500 23250
2350x1200 0,72 5 20600 26000 31000
2350x1500 0,9 5 25750 32500 38750
2350x1800 1,08 5 30900 39000 46500
2820x900 0,648 6 18550 23400 27900
2820x1200 0,864 6 24700 31200 37200
2820x1500 1,08 6 30900 39000 46500
2820x1800 1,296 6 37100 46800 55800

Sound attenuation

silencer lenght octave-band levels (Hz)
mm 63 125 250 500 1 K 2 K 4 K 8 K
600 2 8 14 15 17 14 11 7
900 4 11 19 22 25 20 15 10
1200 6 14 24 29 32 26 20 13
1500 8 17 29 36 39 32 25 18
1800 10 21 34 43 46 38 30 19
2100 12 24 38 50 50 44 34 22
2400 14 27 43 50 50 50 39 25
2700 16 30 48 50 50 50 44 28

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ESRS 1-4

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AIR DIFFUSION FIRE SAFETY MVHR - MECHANICAL VENTILATION HEAT RECOVERY SANITIZATION VENTILATION FLEXIBLE DUCTS SPIRO DUCTS AND FITTINGS FILTRATION INSULATION TAPES AND GASKETS REGULATORS ACCESSORIES AND PARTS
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