WEG CFW501 V1.8X Programming Manual page 100

Functions Common to all the Control Modes
Figure 11.4: Block diagram of DC link voltage limitation – Accelerate Ramp (P0152 = 1 or P0152 = 3)
11
11-6 | CFW501
U DC link voltage (P0004)
d
P0151
U rated
d
Output
speed
Figure 11.3: Example graph of DC link voltage limitation – Ramp Hold (P0152 = 0 or P0152 = 2)
P0100-P0104
Reference
P0001
Error
P0004
+
-
P0151
Ramp
Output speed
+
+
P0152
P0152 x error
F0022-
Overvoltage
DC link
regulation
Time
Time
P0002