Switch-Fuse Combination; Switch-Disconnector, F-Module; Earthing Switch, F-Module - ABB SafeRing 36 Installation And Operating Instructions Manual

5.2.3 SWITCH-FUSE COMBINATION

5.2.4 SWITCH-DISCONNECTOR
Switch-disconnector:
Close: Turn the operating handle clockwise. Then
both closing and opening springs are charged. Char-
ged spring indicator shall now show charged springs
(arrow pointing downwards). Push green (I) button.
Open: Push red (O) button.Charged spring inicator shall now
show uncharged sprongs (arrow pointing uwards).
Push buttons open and close
switch-disconnector
Operating shaft,
switch-disconnector
Position indicator,
switch-disconnector
Charged spring indicator
Position indicator,
earthing switch
Operating shaft,
5.2.5 EARTHING SWITCH
earthing switch
Blown fuse indicator
Earthing switch:
Before entering handle, press interlocking bracket towards
left. If the earthing switch is open, enter the handle with its
pin on the left side. If the earthing switch is closed, enter the
handle with its pin on the right side.
Earthing switch:
Close: Turn the operating handle clockwise
Open: Turn the operating handle anti-cloclwise
It will normally happen that the spring for the earthing switch
is discharged during the opening operation, but the earthing
switch does not open. If this happens, just continue the anti-
clockwise operation of the handle, until the earthing switch is
fully open. (check the position indicator of the earthing switch.)
Installation and operating instruction | SafeRing/SafePlus 36kV 17
Uncharged
Charged