Rev. F 02-2021
25
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MTEC.6400.GB-F-1 Operation and maintenance manual HDA series English
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Units can be connected to air ducts channels either form the return and supply side.
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In order to limit the noise, it is necessary that the air speed inside ducts would never exceed 4 m / sec. With crossing
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in order to reduce the transmission of vibrations
Flexible connection
Self-tapping screws
ø 3,9 mm or 4,2 mm
4.13.1 Supply duct connection
Right hand side Supply
Left hand side Supply
Vertical Supply (standard)