Fixed VT
Follow the below steps to assemble the VT:
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Install the VT mounting plate (2) to the cubicle with hardware (1) (Figure 69).
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Install the VT (3) to the VT mounting plate (2).
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Insert the washer (5) and screws (4) in the mounting holes at each corner of the VT. Apply the torque as per ST0171.
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Install the fuse connection copper bar (16) to the VT (5) with washer (17) and screw (18).
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Install the safety locks to the fuse connection copper bar (16) and the fixed VT connection copper bar (8) with screw (15), and nut (13) along with washers (14).
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Attach the fuse (6) to the safety lock by sliding the safety lock into position.
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Attach the insulation cover (12).
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Install the fixed VT connection copper bar (8) to the CT-VT connector (7).
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Insert screw (9), and nut (11) along with washers (10).
Figure 69
Assembly of VT
1 |
Mounting plate hardware |
10 |
Washer M12 |
2 |
VT mounting plate |
11 |
Nut M12 |
3 |
VT DIN 24 kV |
12 |
Insulation cover |
4 |
Screw M10 x 30 |
13 |
Nut M6 |
5 |
Washer M10 |
14 |
Washer M6 |
6 |
Fuse |
15 |
Screw |
7 |
CT-VT connector |
16 |
Fuse connection copper bar |
8 |
Fixed VT connection copper bar |
17 |
Washer M8 |
9 |
Screw M12 x 40 |
18 |
Screw M8 x 45 |