Switching operations on the
circuit-breaker
Switching ON (Closing)
• Push button “ON” (see Fig. 6.7)
• Actuate closing release
The energy-storage device indicates
the “released” condition. The posi -
tion indicator indicates the “ON”
position (see Fig. 6.8).
Important!
The energy storing device
can be charged again
immediately (manually)
after ON actuation.
When the auxiliary circuit is on,
the energy storing device is
charged automatically via the
motor.
Switching OFF (Opening)
• Push button “OFF” (see Fig. 6.9)
• Actuate opening release
• by means of the secondary
release or the low-voltage release
Position indicator indicates the
“OFF” position (see Fig. 6.10).
24
Position indicators on circuit-breaker and possible operating sequences
Item Position indicator Position indicator Opening spring Possible
Energy-storing device ON/OFF switch position operating
(closing spring) sequence
1 released OFF released none
released,
2 charged OFF is charged C - O
via C
3 released ON charged O
charged,
4 charged ON is recharged O - C - O
via C
C = Closing (ON)
O = Opening (OFF)
Fig. 6.10
Circuit-breaker “OFF”
Fig. 6.9
Switching the circuit-breaker OFF manually
Fig. 6.8
Circuit-breaker “ON”
Fig. 6.7
Switching the circuit-breaker ON manually
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