1.6.2 Type designation
Product name DKEX KTEX
Dimension 225 50-25
250 50-30
280 60-30
315 60-35
355 70-40
Motor type 3–phase, 230 V 3–phase, 230 V
3–phase, 380 V 3–phase, 380 V
3–phase, 400 V 3–phase, 400 V
3–phase, 415 V 3–phase, 415 V
1.7 Product liability
Systemair is not liable for damages that the product causes
in these conditions:
• The product is incorrectly installed, operated or
maintained.
• The product is used together with accessories that are not
original accessories from Systemair.
• The product is used without motor protection.
2 Safety
2.1 Safety definitions
Warnings, cautions and notes are used to point out specially
important parts of the manual.
Warning
If you do not obey these instructions,
there is a risk of death or injury.
Caution
If you do not obey these instructions,
there is a risk of damage to the product,
other materials or the adjacent area.
Note:
Information that is necessary in a given situation.
2.2 Safety instructions
Warning
Read the warning instructions that follow
before you do work on the product.
• Read this manual and make sure that you understand the
instructions before you do work on the product.
• Obey local conditions and laws.
• The ventilation contractor and the operator are responsi-
ble for correct installation and intended use.
• Keep this manual at the location of the product.
• Do not install or operate the product if it is defective.
• Do not remove or disconnect safety devices.
• Make sure that you can read all warning signs and labels
on the product when it is installed. Replace labels that
have damage.
• Only permit approved personnel to work on the product
and to be in the adjacent area during all work on the
product.
• Make sure that you know how to stop the product quickly
in an emergency.
• Use applicable safety devices and personal protective
equipment during all work on the product.
• Before you do work on the product, stop the product and
wait until the fan impeller stops. Make sure that there is no
voltage on the motor terminals.
• If the maintenance is not correctly and regularly done,
there is risk of injury and damage to the product.
• Only do the maintenance as given in this manual. Speak
to Systemair technical support if other servicing is
necessary.
• Sound levels exceeding 70 dB(A) may occur depending
on model and size. Visit www.systemair.com for more de-
tailed information about your product.
• The product is not to be used by persons, including chil-
dren, with reduced physical, sensory or mental
4
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