ABB UMC100.3 Manual page 53

C O N F I G U R I N G T H E M OTO R P R OT E C T I O N F U N C T I O N S
The following block diagram shows the data flow of the power supervision in the UMC/VI15x and the generated signals.
Disable
Voltage dip
Load
Motor
start delay
Running
I
avg
U
P
avg
cosphi
(power factor)
Power Scaling
Factor
—
Block diagram showing the data flow of the power protection function. The signals on the right are
available for further processing e.g. in a user defined custom application
Relevant Parameters Voltage
• U High Warn Level
• U High Trip Level
• U High Warn Delay
• U High Trip Delay
• U Low Warn Level
• U Low Trip Level
• U Low Warn Delay
• U Low Trip Delay
• U Imb. Warn Level
• U Imb. Trip Level
• U Imb. Warn Delay
• U Imb Trip Delay
• THD Warning Level
• THD Warning Delay
>
1
&
P>P high
trip level
P>P high
warn level
&
&
P<P low
warn lev.
P<P low
trip lev.
&
cosphi <
cosphi warn &
level
cosphi < &
cosphi trip
level
Power
Scaling
Energy
Relevant Parameters Power
• PwrFactor Warn Level
• PwrFactor Trip Level
• PwrFactor Warn Delay
• PwrFactor Trip Delay
• Load Startup Delay
• P Low Trip Delay
• P Low Trip Level
• P Low Warn Delay
• P Low Warn Level
• P High Trip Level
• P High Trip Delay
• P High Warn Level
• P High Warn Delay
• Power Scale Factor
Load starting
P high
warn delay
Overpower warn
P high
trip delay
Overpower trip
P low run
warn delay
Underpower warn
P low run
trip delay
Underpower trip
Cosphi
warn delay
Cosphi warn
Cosphi
trip delay
Cosphi trip
Active / apparent power
Energy
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