Page 14 of Contactors and Motor Protection by Moeller Electric USA

specialusecontactors capacitor switching contactors economical solution for both individual and group power factor special weld resistant contact material ensures longer life correction applications with series resistors three-phase capacitors 50 ­ 60 hz 240 v 480 v 600 v kvar kvar kvar 6 6 10 15 25 12 12 20 25 45 15 15 25 36 60 application note in the case of group compensation multi-stage capacitor banks are connected to the main supply as required in the process transient currents of up to 180 x ie can flow between the capacitors price the capacitors are pre-charged via the early-make auxiliary contacts and the fitted wire resistors thereby reducing the inrush current the main contacts then close after a time lag and carry the uninterrupted current moeller s capacitor switching contactors are weldresistant with inrush current peaks up to 180 x ie due to their special contact material through the use of quick-discharge resistors the danger of complete polarity reversal in the event of rapidly recurring closure can be excluded the resultant discharge times are 0.2 s the resistor is switched by means of two auxiliary contacts of the contactor auxiliary contacts no 1 0 1 1 1 nc 1 2 0 0 0 type dil00mk-11120v60hz dil00mk-02120v60hz dil0mk-10120v60hz dil1mk-10120v60hz dil2mk-10120v60hz article number 047020 047031 047042 047052 047062 see green pages circuit with quick discharge resistor l1 l2 l3 circuit without quick discharge resistor l1 l2 l3 a1 a2 1 3 5 2 4 6 21 31 22 32 a1 a2 1 3 5 2 4 6 22 4 32 r1 r11 c1 r11 r1 r11 c1 r11 r11 r11 ordering instructions locate the desired contactor 1 order using the type article number 2 see page 27 for a different coil voltage 3 see pages 15 22 for auxiliaries accessories 4 1

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