ssw03_plus_series
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6<br />
DETAILED PARAMETER DESCRIPTION<br />
6.3.7- P12-<br />
Immediate<br />
overcurrent<br />
(%IN of the<br />
switch)<br />
<br />
It adjusts the instantaneous overcurrent level that the<br />
motor or Soft-Starter permits during a time preset at P13,<br />
after then the switch is switched Off, indicating E06, as<br />
shown in Figure 6.4.<br />
NOTE!<br />
This function is activated only at full voltage after the motor<br />
has started.<br />
P12 - Immediate Overcurrent<br />
min. Range max.<br />
shortest step<br />
32%IN 1% 200%IN<br />
Factory<br />
Standard<br />
120<br />
Rated current<br />
defined by - P22<br />
Pressing<br />
Pressing<br />
Key<br />
Key<br />
Figure 6.4 - Protection against over/undercurrent at duty<br />
P12 -Calculation<br />
example for<br />
setting of<br />
immediate<br />
overcurrent.<br />
Maximum Current equal to 1.4 x IN of the motor<br />
1) Standard Connection<br />
IN of the switch =170A<br />
IN of the motor =140A<br />
1.4x 140A =196A<br />
196A = 196A = 1.15 x IN of the switch 170 A<br />
IN of the switch 170A<br />
P12 =115% of the IN of the switch =140% of the IN of the<br />
motor<br />
62<br />
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