9 | Operation
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8DJH • Installation and Operating Instructions • Version 11 • 500-8384.9
9.6.3 Opening circuit-breaker type 2
NOTICE
No-load switching operations at the circuit-breaker
The circuit-breaker can be damaged by no-load switching. After charging the spring energy
store, do not open the circuit-breaker directly.
⇨ After charging the spring energy store, close the circuit-breaker first, and then open it.
☒ Circuit-breaker in CLOSED position
☒ Three-position disconnector in CLOSED position
☒ "Spring charged" indicator shows "spring charged"
☒ Auxiliary voltage applied at the undervoltage release
(option)
0000
2. Actuate the OFF pushbutton.
✓ The "spring charged" indicator shows "spring not
charged".
✓
The position indicator of the circuit-breaker shows
the OPEN position.
0000
9.6.4 L2: Switching the three-position disconnector from OPEN to CLOSED position
☒ Circuit-breaker in OPEN position
☒ Three-position disconnector in OPEN position
1. Check service readiness [
2. Remove the padlock (optional) from the locking
device of the three-position disconnector.
0000
3. Push the locking device of the three-position
disconnector upwards, and hold it.
✓ The actuating opening of the disconnector is
open.
0000
4. Insert the operating lever and turn clockwise as far
as it will go.
✓ The position indicator of the disconnector shows
the CLOSED position.
0000
5. Remove the operating lever.
✓ The locking device returns to its initial position.
6. Fit the padlock (optional) on the locking device at
✓
The three-position disconnector is in CLOSED
position.
0000
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