ABB Zenith ZTG Series - General Operation; Position Indication

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1
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3.1 Position indication
Contact movement and position indica-
tion is indicated in the figure below, on left
side: Open transition I - II (or II - I) and on
right side: Delayed transition I - O - II (or II -
O - I)
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Fig. 3.1 Contact movement / position indication:
Type ZTG, Open transition; Type ZTGD, Delayed transition
ZTG I - II
ZTGD: I - O - II
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3. General operation
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