Noise control in ventilation
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Type CM
Type CM mounts are enclosed spring mounts, comprising of plated springs secured in a neoprene sealed housing. Type CMA has a zinc plated top cap and a neoprene bottom plate. Types CMB, CMC and CMD have a die cast alloy housing with an epoxy powder paint finish.
The top cap is separated from the bottom housing with neoprene snubbers. Caution should be taken to ensure the mounts are installed upright, with lateral forces minimised, so that contact between the top and bottom housings is not enough to degenerate the performance of the housed springs.
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Dimensional Data mm | Load Range Kg | Nom Defl mm |
||||||||
---|---|---|---|---|---|---|---|---|---|---|
Type | A | B | C | D | E | F | G | H | ||
CMA | 64 | 83 | 102 | 64 | ‐ | 59 | 31 | 10 | 7‐210 | 15 |
CMB | 99 | 110 | 130 | 62 | ‐ | 102 | 165 | 11 | 11‐364 | 25 |
CMC | 124 | 148 | 173 | 73 | ‐ | 130 | 190 | 14 | 34‐864 | 25 |
CMD | 196 | 210 | 242 | 141 | 65 | 165 | 235 | 20 | 340‐2591 | 25 |
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