Overload Curve Setup - GE 469 Instruction Manual

S5 Thermal Model
OVERLOAD
CURVE SETUP
GE Multilin
b) Standard Overload Curves
If the
SELECT CURVE STYLE
following setpoint will appear:
PATH: SETPOINTS S5 THERMAL MODEL
[ ] STANDARD OVERLOAD
CURVE NUMBER: 4
If the motor starting times are well within the safe stall times, it is recommended
that the 469 Standard Overload Curve be used. The standard overload curves are a
series of 15 curves with a common curve shape based on typical motor thermal limit
curves (see the figure and table below).
100000
10000
1000
100
10
1.00
0.10 1.00
FIGURE 5–6: 469 Standard Overload Curves
http://www.GEindustrial.com/multilin
is set to "Standard" in the Thermal Model, only the

OVERLOAD CURVE SETUP

Range: 1 to 15 in steps of 1. Seen only
x15
x1
10
MULTIPLE OF FULL LOAD AMPS
469
Motor Management Relay
if Standard curve is selected.
100 1000
806804A5.CDR
5–33