Westinghouse De-ion DB-15 Instructions Manual page 20

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A MAGNET
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B ARMATURE
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SERIES
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SECONDARY ARMATURE
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PULL
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FIG. 7D. Schematic Diagram-Dual Selective Overcurrent Series Tripping Device DB-15 and DB-25
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T R I P
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YOK E
COIL
LIN K
CHAMBER
or Tie Circuit Breakers
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H TRIP SADDLE
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TIMING VALVE
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RESET
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LONG DELAY ADJUSTMENT
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SHORT DELAY ADJUSTMENT
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LONG DELAY PIC K
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SHORT D ELAY PICK
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UP ADJUSTMENT
UP ADJUSTMENT
Group
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