Automatic circuit recloser with cold load pickup means

Claim 1

AN AUTOMATIC CIRCUIT RECLOSER COMPRISING MEANS FOR OPENING SAID RECLOSER IN RESPONSE TO AN OVERCURRENT, RECLOSING MEANS FOR AUTOMATICALLY RECLOSING SAID RECLOSER FOLLOWING AN OPENING OPERATION, SEQUENCING MEANS ADVANCEABLE IN A STEP-BY-STEP MANNER FROM A NORMAL POSITION THROUGH A SERIES OF INTERMEDIATE POSITIONS TO A LOCKOUT POSITION IN RESPONSE TO CLOSELY SUCCESSIVE OPERATIONS OF SAID RECLOSER, SAID RECLOSING MEANS BEING INOPERABLE TO AUTOMATICALLY RECLOSE SAID RECLOSER WHEN SAID SEQUENCING MEANS IS IN SAID LOCK-OUT POSITION, WHEREBY LOCK-OUT OF SAID RECLOSER IS EFFECTED WHEN SAID SEQUENCING MEANS IS IN SAID LOCK-OUT POSITION, MANUALLY CONTROLLED MEANS FOR RESTORING SAID SEQUENCING MEANS TO SAID NORMAL POSITION FOLLOWING LOCKOUT, MEANS EFFECTIVE WHEN SAID SEQUENCING MEANS HAS BEEN RESTORED TO SAID NORMAL POSITION TO CAUSE SAID RECLOSING MEANS TO RECLOSE SAID RECLOSER, A TIMING CIRCUIT FOR CONTROLLING THE OPENING TIME OF SAID RECLOSER, SAID TIMING CIRCUIT INCLUDING A CAPACITOR THAT CAN BE CONNECTED INTO AND DISCONNECTED FROM SAID TIMING CIRCUIT, THE OPENING TIME WHEN SAID CAPACITOR IS CONNECTED THEREIN BEING LONGER THAN WHEN SAID CAPACITOR IS DISCONNECTED THEREFROM, A MANUALLY-OPERABLE SWITCH IN SERIES WITH SAID CAPACITOR, SWITCHING MEANS CONTROLLED BY SAID SEQUENCING MEANS AND IN SERIES WITH SAID MANUALLY-OPERABLE SWITCH AND SAID CAPACITOR FOR CONNECTING SAID CAPACITOR INTO SAID TIMING CIRCUIT WHEN SAID SEQUENCING MEANS IS IN ITS NORMAL POSITION AND SAID MANUALLY-OPERABLE SWITCH IS CLOSED, SAID MANUALLY-OPERABLE SWITCH BEING EFFECTIVE IN AN OPEN POSITION TO DISCONNECT SAID CAPACITOR FROM SAID TIMING CIRCUIT WHILE SAID SEQUENCING MEANS IS IN SAID NORMAL POSITION, SAID MANUALLY-OPERABLE SWITCH BEING MOVABLE INTO ITS CLOSED POSITION AFTER LOCKOUT AND BEFORE A SUBSEQUENT RECLOSING SO THAT INCREASED TIME DELAY IS AVAILABLE ON THE FIRST OPENING OPERATION IMMEDIATELY FOLLOWING RECLOSING AFTER LOCKOUT.