9 | Operation
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8DJH • Installation and Operating Instructions • Version 11 • 500-8384.9
9.5.2 Switching the three-position switch-disconnector from CLOSED to OPEN
position
☒ Three-position switch-disconnector in CLOSED position
☒ "Spring charged" indicator shows "spring charged"
1. Check service readiness [
2. Actuate the OFF pushbutton.
✓ The "spring charged" indicator shows "spring not charged".
✓
The three-position switch-disconnector is in OPEN position.
9.5.3 Switching the three-position switch-disconnector from OPEN to EARTHED
position
☒ Three-position switch-disconnector in OPEN position
1. Check service readiness [
2. Verify safe isolation from supply of the feeder [
"Verification of safe isolation from supply"].
3. Remove the padlock (optional) from the locking device.
4. Push the locking device downwards, and hold it.
✓ The actuating opening of the earthing switch is open.
5. Insert the operating lever and turn straight clockwise as far as it
will go.
✓ The position indicator of the earthing switch shows the
EARTHED position.
6. Remove the operating lever.
✓ The locking device returns to its initial position.
7. Fit the padlock (optional) on the locking device at the desired
position [
Page 137, "Mechanical interlocking with padlock"].
✓
The feeder is earthed.
Содержание 8DJH
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