Installation - Lenze m500-P Series Operating Instructions Manual

Three-phase ac motors
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5
Mechanical installation

Installation

5.3
Installation
¯ The mounting surface must be dimensioned for the design, the weight, and the
torque of the motor.
¯ The foot and flange faces must rest flat on the mounting surface.
An insufficient alignment of the motor shortens the service life of the roller
bearings and the transmission elements.
Blows to shafts can cause damage to the bearings.
¯ Do not exceed the permissible range of ambient operating temperature (¶ 19).
¯ Securely fasten the motor.
¯ Ensure unobstructed ventilation. The exhaust air, also that of adjacent
aggregates, must not be inlet again immediately.
¯ During operation, surface temperatures of up to 140 °C are possible! Protect
against contact!
)
Note!
From the air inlet to other component parts, a minimum distance of 10%
of the outer diameter of the fan cover must be complied with!
Ensure an even surface, solid foot or flange mounting and exact alignment if a direct
clutch is connected. Avoid resonances with the rotational frequency and double supply
frequency which may be caused during assembly.
Only mount or remove transmission elements using appropriate means. In order to
facilitate handling, heat them beforehand. Cover belt pulleys and clutches with a touch
guard.
(
Stop!
Ensure a correct belt tension!
The machines are halfkey balanced. The clutch must be halfkey balanced, too. The
visible jutting out part of the key must be removed.
Designs with shaft end at the bottom must be protected with a cover at the N−end,
preventing the ingress of foreign particles into the fan.
22
Lenze ¯ BA 33.0008 ¯ 5.0

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