Avoided Speed - WEG CFW501 V1.8X Programming Manual

11.5 AVOIDED SPEED

This inverter function prevents the motor from operating permanently at speed values in which, for example, the
mechanical system goes into resonance (causing excessive vibration or noises).
P0303 – Skip Speed 1
P0304 – Skip Speed 2
P0306 – Skip Band
Adjustable
0 to 18000 rpm
Range:
Properties:
Description:
The actuation of those parameters is done as presented in
page 11-13 below.
The passage by the avoided speed band (2xP0306) is done through acceleration/deceleration ramp.
Functions Common to all the Control Modes
Figure 11.10: Actuation of the avoided frequency on
Output
speed
2 x P0306
P0304
P0303
Figure 11.10: Actuation of the avoided frequency
Factory
Setting:
2 x P0306
Reference
P0303 =
600 rpm
P0304 =
900 rpm
P0306 =
0 rpm
11
CFW501 | 11-13