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2VV.
Creating innovative solutions for you and your business since 1995.
ver.3 29-04-20
6. INSTALLATION
Accessories ordered separately
6.3 CONNECTION OF MECHANI-
CAL ACCESSORIES
6.3-1 Air flap
These rectangular air flaps are used to close the
air supply connected to the unit.
● 2 rectangular flaps (of suitable dimensions)
● 2 actuators (with one or two 230 V wires)
● 8 M8 screws and nuts
● 16 washers
● suitable wrench
● Flat and Phillips screwdriver, sealing tape and
sealant
YOU WILL NEED
HRFL2-040
HRFL2-070
HRFL2-150
HRFL2-200
250x150 mm
300x200 mm
500x250 mm
600x300 mm
Designation of the rectangular flaps
Install the flap in the ductwork at a distance of
about 2 m before the fresh air intake and at about
2 m from the exhaust neck. Connect the actuators
to the appropriate terminals in the control cabinet.
See Connecting the wiring and electrical accesso
-
ries
Place the flap so it will be fully closed when the
unit is off and fully open when the unit is on. Any
other position could damage the unit.
Technical details of the MLKR Shut-Off dampers
•
The flanged damper frame is manufactured ofgal
-
vanized steel.
•
The blades are made of aluminum.
Unit type
Rectangular damper
A
B
HRFL2-040
MLKR/S-250150
250
150
HRFL2-070
MLKR/S-300200
300
205
HRFL2-150
MLKR/S-500250
500
255
HRFL2-200
MLKR/S-600300
600
305
10mm