ABB Jednotka řízení záskoku Návod k instalaci a provozu (4)

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Vydal: ABB s.r.o, ELSYNN Autor: ABB ELSYnn

Strana 90 z 185

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Poznámky redaktora
The itching strategies explained detail Chapter aturally the connection diagram iffe according the strategy used. W hen the electric auxiliaries are powered dire ctly fro the net and gen set, this sw itching strategy indispensable because safe pow supply the auxiliaries is not available.The voltage ratings refer to: - phase-to-neutral voltage the case single-phase operation - phase-to-phase voltage case three-phase operation. 3. This can used hen safe xiliary pow supply available pow the c irc breaker otor operators. S itching strategy D epending the application the ATS010 used, different sw itching strategies can applied. W ith strategy the itch ing sequence follow s: - net anom aly detected - norm line irc breaker opened and the gen set started - delay til gen set supply available after the gen set circu it breaker closed. The itching sequence follow s: - net anom aly detected - gen set started - delay til gen set supply available after the norm circu it breaker opened - gen set irc breaker closed. N ork frequency The netw ork frequency set using dip itch num ber Frequency thresholds ill autom atically set +10% the rated value.3.5 Trimmers There are trim ers the side the device setting and axim um voltage thresholds and tim delays. ABB SACE SACE ATS010 RH0202002 L2467 /48 . W ith strategy before com anding irc breakers, the ATS010 aits one f the pow supplies become available: norm gen set. The single/three phase setting made using itch num ber 6