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Louver
up to size 20 x 16:
The contra-rotating, deformation-proof, zinc-coated hollow
section aluminum blades are sealed with a special rubber profile.
Plastic
cogwheels inside.
The
frame (depth 125mm) is made of zinc-coated steel sheet.
Louver
as of size 20 x 20:
Differences
to size 20 x 16: blades made of steel with special lip-type
rubber sealing. Aluminum
cogwheels inside. Frame
depth 175mm. Accessories available are
a servomotor for louver adjustment and an adjusting lever.
The louver blades are situated optionally either outside or
inside. Louvers as per DIN 1946, part 4 are available for
the systems for use in clinics.
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 Sound
insulated unit connections
(The standard for systems for
use in clinics).
The connection profile is provided with a sponge rubber inserted
in between. The panes are bolted to the frame (including inserted
insulation). This type of appliance connection also boasts equipotential
bonding. |
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Repair
switch
This
power circuit breaker with 2 auxiliary contacts (1 break contact,
1 make contact) conforms to
protection type IP 65 and is positioned on the fan unit. Optional
wiring with the motor (including PTC resistor). The weatherproof
system comes with an additional metal-sheet cover. |
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