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Wiring - in line connection - application diagram<br />
SH31-.../6 in US edition: 110 Vac control, Logic Inputs (LI) 110 Vac, 3-wire control<br />
(1)Check the operating limits of the contact, for example when connecting to high rating contactors. See “Electrical characteristics” page 36.<br />
(2)Insert a voltage transformer if the power voltage is higher than the SH31 acceptable value. Characteristics: min 100 VA page 13.<br />
3-wire control setting<br />
In the menu Advanced I/O COP, set the following parameters:<br />
40<br />
Parameter Value Description<br />
LI2 Strt Logic Input 2 is set to start<br />
r2 trlP Trip relay is de-energized upon trip
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