9
Drawing and description of main components of DUPLEX RK5 units
KEY:
1 – Unit’s casing, 30 mm thick
mineral insulation
2 – Cover of the electric panel
containing RD5 control system
terminals
3 – Counter-flow plate heat
exchanger under a metal sheet
cover
4 – Top-entry duct connection
collars (the size depends on the
type of the unit)
5 – Mv motor (exhaust) behind
a partition
6 – MC motor (supply)
7 – Door hinges (on the other side
fitted with clips incl. safety
latches)
8 – Air filter (intake from the
outside)
9 – Air filter (indoor waste air
intake)
10 – Air filter (main filter)
11 – Securing brackets (2)
12 – Recirculating air damper
connected to a Grüner actuator
13 – Bypass damper – connected
to a Belimo actuator
14 – Integrated exchangers –
T.3 / E / CHW.3 / CHW.5 / CHF
15 – Condensate drain outlet –
bottom from cooling, top from the
heat recovery exchanger
16 – Bottom plenum sound
attenuator
17 – Bottom supply duct
connection collar 460×460
18 – Integrated exchanger
connection from the top
19 – Cable entry point incl. an
earth screw
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