Product Description; Intended Use - Maico EKR 20-2 Mounting And Operating Instructions

GB │ 3. Product information
3.2

Product description

● EKR ventilation box with centrifugal duct fan, high
pressure model.
● With external motor, separated from the air flow of
the air medium. Therefore, it is not sensitive to hot,
greasy and polluted air streams.
● EKR standard model: The motor is controlled by
an external transformer, see Maico accessories,
e.g. the TRE 5-step transformer.
● EKR... FU Model with integrated frequency
converter for motor control.
● Motor designed for continuous operation.
● Pleasantly quiet thanks to double-wall housing.
● Unit is switched on/off with an external switch.
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3.3 Intended use

● The ventilation box is a floor-mounted unit with
permitted installation position such that the exhaust
socket is directed up, to the right or to the left.
● It is used as an exhaust air box for the transport of
medium to larger air volumes with high resistances.
● The ventilation box is suitable for deployment with
extractor hoods, in large kitchens, as an air
extraction system for greasy or oily air. Suitable
for workplace or machine air extraction.
● To ensure the condensation discharge in the case
of occurring condensate the condensate discharge
outlet [14] must point downwards directed.
● A suitable filter should be installed upstream when
transporting dusty air.
● The unit may only be operated, if protection against
accidental contact is guaranteed in accordance with
EN ISO 13857.
● Direct installation on ventilation ducts is possible
through the connection socket. For nominal sizes of
Ø 200 to Ø 400 mm depending on the unit housing.
● External installation is only permitted with a
WSD 20-40 weather protection roof.