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SecoGear 24kV-27kV Air Insulation Switchgear

Both the screws can be accessed only when the

earthing switch is in OPEN position

Attention: Don't fully remove the drive rod, otherwise all

the parts will fall out.

Attention: Replace the bevel gear assembly and

earthing switch in the same way. Use care to avoid

damage as the main body is much heavier.

• Open the padlock on the operating hole of the earthing switch

• Draw out the drive rod forward,

then the parts of the drive rod

in the switchgear can be removed from backwards now.

• Completely draw out the drive rod from another side at a

slight angle.

• Loosen the 4 ﬁxing screws on the ﬁxing bracket (see ﬁgure

6/6), and then remove drive rod of the rear door interlock from

rear door, then draw out the drive rod backward.

• Unscrew both of the bolts on the bevel gear (See ﬁgure 6/7).

Fixed screw of

the bevel gear

Flexible connection

of the earthing

switch and earthing

busbar

Figure 6/7: Fixing screw of bevel gear

Figure 6/8: Flexible cable between earthing Switch and earthing

busbar

• Unscrew the ﬂexible connections between the earthing switch and common earthing busbar (see ﬁgure 6/8)

• Remove the ﬁxing screw of the earthing switch, and then push the bevel gear and the main body of the earthing switch (See ﬁgure

6/9)

• Now replacement can be done with the above instruc

tions following the previous instructions in reverse order.

Remove 6 fixing

screws o f the

earthing switch

Figure 6/9: Fixing screw of the earthing switch

GE SecoGear User Manual

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