User Manual V 1-4.XX User guide

Table Of Contents
B-30 Control Block Diagrams
Motor Overload (I
2
T) Curves for a Service Factor of 100%
100%
110%
120%
130%
140%
150%
160%
170%
180%
190%
200%
10 100 1000 10000
Seconds to trip
Percent Rated
Motor Current
60 second overload limit
set by
Motor Overload %
(parameter 26).
200% Motor Overload
175% Motor Overload
150% Motor Overload
Set by
Service Factor
(parameter 9).
100%
110%
120%
130%
140%
150%
160%
170%
180%
190%
200%
10 100
1000 10000
Motor Overload (I
2
T) Curves for a Service Factor of 110%
Seconds to trip
Percent Rated
Motor Current
200% Motor Overload
175% Motor Overload
150% Motor Overload
60 second overload limit
set by Motor Overload %
(parameter 26).
Set by
Service Factor
(parameter 9).
135%