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CONDITIONS OF USE
Motor
Motor Type
prefix
3xy***
BA
2xy***
BAX
BAV
1xy***
1xy***H2
73xy***
-
Ce document doit être transmis et utilisé inchangé et dans son intégralité. L'utilisateur est responsable de vérifier soigneusement
la validité de ce document concernant son produit.
page 71 de 80
ELNOR MOTORS NV
ATEX
1.
An appropriate connection of the free end of the cable shall be foreseen in case the
motor is provided with a permanently connected cable.
2.
If operated with a frequency drive, or when a temperature class better than a T3
has to be respected a thermal protection device has to be installed. The following
table details the maximum set points of the thermal protection device per
temperature class:
Temperature class
T3
T4
IECEX
1.
The flameproof joints are not intended to be repaired.
2.
The property class of the special fasteners used to fasten the end shields onto the
stator housing
Property
Part of the special fastener
class
4.6
Hexagon cap screws
5
Hexagon nut (if used)
8.8
Socket cap screws
3.
Model BAV : The motor may be equipped with one or two end shaft(s) or with an
external fan. For the fan cooled motors in BAV construction, the motor fan is
intended for cooling the motor.
4.
Model BAX : When the motor is used to drive a fan, the new assembly, fan and
motor unit, requires separate certification.
1.
An appropriate connection of the free end of the cable shall be foreseen in
case the motor is provided with a permanently connected cable
2.
The temperature has to be respected and if necessary a thermal protection
device has to be installed when other classes have to be met then T3 class.
3.
If operated with a frequency drive then the motor needs to have his own
internal thermal protection
1.
the property class of the special fasteners used to fasten the end shields onto
the stator housing must be at least:8,8;
2.
BAX - When the motor is used to drive a fan, the new assembly, fan and
motor unit, requires separate certification;
3.
Optional push buttons can be installed in the wall of the enclosure;
1.
the property class of the special fasteners used to fasten the end shields onto
the stator housing must be at least 12.9;
2.
BAX - When the motor is used to drive a fan, the new assembly, fan and
motor unit, requires separate certification;
1.
An appropriate connection of the free end of the cable shall be foreseen when
the motor is provided with a cab le permanently connected to it;
2.
The flamepaths are specified in the manufacturer drawing;
Instruction Manual Induction Motors 2021-05-11revision 21
Specific conditions
Set point windings
Set point end
shields/bearings
150
135
135
120
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