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ssw03_plus_series

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6<br />

DETAILED PARAMETER DESCRIPTION<br />

3 - Function direction of rotation. The relay is ON when digital<br />

input (DI3) is closed, and OFF when digital input is open (DI3).<br />

The relay controls a contactor that must be connected at the<br />

SSW-03 Plus output, which reverse the direction of rotation<br />

by inverting two motor phases - See Item 9.7 - Typical Application<br />

with Reversal.<br />

NOTE!<br />

1) For this function, the parameter P54 must be programmed<br />

at 4 and P28 = OFF.<br />

2) Direction of rotation cannot be performed when Soft-<br />

Starter is connected within the motor delta connection<br />

(P28=ON).<br />

Figure 6.8 - Functioning of the reversal relay RL1<br />

Possible Values<br />

Factory<br />

Standard<br />

P51 - Function of the relay RL1 1, 2, 3<br />

1<br />

6.4.7 - P52 - Function<br />

of the relay RL2<br />

It enables the Relay RL2 to operate according to the<br />

parameters set bellow:<br />

1-2 - Enables the Relay RL2 to operate according to the<br />

parameters described in Item 6.4.6.<br />

3 - Function DC braking. The relay is ON when the Soft-Starter<br />

receives an OFF command. For this function an additional<br />

contactor must be used. See Item 9.6 - Typical diagram for DC<br />

braking.<br />

77<br />

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