Dimensions - ABB GSA-OO Technical Manual

Transformer bushings
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T R A N S F O R M E R B U S H I N G S T Y P E G S A - O O T E C H N I C A L G U I D E

Dimensions

05 Dimensions.
Min. gasket
surface
Center hole
inner diam.
Hole circle
D3
D4
D5
60
115
250
60
155
290
60
155
290
60
155
290
60
190
350
L
D8 x n1
T
2
Top nut
Flange
diam.
Flange hole
D6
D7
D8
290
110
16
335
110
16
335
110
16
335
110
16
400
110
20
D7
L5
D2
L7
L2
L3
L1
D5
D6
Number
Flange
of holes
thickness
n1
T
8
15
12
15
12
15
12
15
8
15
9
L4
D4
D1
D3
M12 (2x)
Cantilever load
Max. permitted loading
perpendicular to the terminal
Operating load (N)
Test load (N)
3150
6300
3325
6650
3325
6650
3325
6650
3000
6000

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