3 Product overview
3.1 Application operational area
The fans / motors are not ready-for-use products, but conceived as components for
ventilation systems (type designation see rating plate). The fans / motors may only then
be operated when they are installed in accordance with their intended use, and safety
has been secured through protective devices in accordance with EN ISO 13857 (EN ISO
12100) or other structural protective measures.
Attention!
The transfer of solids or solids content in the transfer medium is not permissible!
The motors are approved for use in potentially explosive areas of category 3G (Zone 2)
in accordance with Directive 2014/34/EU with type of protection
“
nA
”
(non-sparking
device) in accordance with EN 60079-15.
The prerequisite is that the installation is done in accordance with these assembly
instructions!
•
Marking dependent on temperature class T4 or T5 (see rating plate):
–
II 3G nA IIA T4
–
II 3G nA IIA T5
Example for motor rating plate
•
Please make sure that the "Ex" symbol is printed in the hexagon on the motor rating
plate, and that the device category and type of protection match the system require-
ments. Otherwise the motor must not be used!
•
The temperature class speci
fi
ed on the rating plate must be higher than or equal to
the temperature class of the explosive gas that may escape.
3.2 Functional description
ECQ
motors from ZIEHL-ABEGG are highly ef
fi
cient, electronically commuted motors
(EC) with an integrated controller. They are designed exclusively for driving axial fans.
The motors are designed for continuous operation (S1-operation) and are thermally
protected.
Depending on version motors with a
fi
xed speed or motors with three speeds (
rating
plate).
Assembly instructions
ECQ
Product overview
L-BAL-F071-GB 1642 Index 001
Part.-No. 00703698-GB
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