Assembly
5
Comply with the following when carrying out any work on the machine:
• Comply with the general safety instructions (Page19).
• Comply with the applicable national and sector-specic regulations.
• When using the motor within the European Union, comply with the specications laid down
in EN50110‑1 regarding safe operation of electrical equipment.
5.1 Safety instructions for installation
Injury and material damage caused by inappropriate fastening material
If screws of an incorrect property class have been selected or if they have been fastened to an
incorrect tightening torque, they may break or become loose. This will cause the machine to
move, which could damage the bearings. The rotor could smash into the machine enclosure and
machine parts could be ung out of place. This can result in death, serious injury or material
damage.
• Comply with the required property classes for screwed connections.
• Tighten the screwed connections to the specied tightening torques.
Injury and material damage caused by incorrect machine alignment
If the machine has not been properly aligned, this will mean the fastening parts are subjected
to stress/distortion. Screws may become loose or break, the machine will move, machine parts
could be ung out of place. This can result in death, serious injury or material damage.
• Carefully align the machine to the driven machine.
Material damage caused by improper handling
Mounting parts such as temperature sensors or speed sensors are attached to the machine and
could be ripped o or destroyed as a result of improper handling. This could lead to machine
malfunctions, extending even to total loss of the machine.
• Use suitable steps when carrying out installation work on the machine.
• Do not stand on cables or attachments during installation. Do not use attachments as steps.
Loss of conformity with European directives
In the delivery state, the machine corresponds to the requirements of the European directives.
Unauthorized changes or modications to the machine lead to the loss of conformity with
European Directives and the loss of the associated warranty.
1LE5, 1PC4 shaft heights 280 ... 355
Operating Instructions, 11/2022, A5E41454666A 49
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