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1
2
PA66 movable contacts guide
3
4x
M8
13
4
5
DIMENSION
IN mm
EXCEPT AS
NOTED
8x
M6
5
1) Brass nut: 15 Nm
2) Brass nuts and screening caps:
200 A --> M10 --> 25 Nm (Max)
400 A --> M14 --> 45 Nm (Max)
600 A --> M16 --> 60 Nm (Max)
Torque values to be applied while
nut 1 is blocked by the operator.
Bakelite movable contacts guide
4x
1 Nm
M8
17
2x
M8
6
PA66 conical nuts
M14
4 Nm
DRYING THE DE-ENERGIZED TAP-CHANGER
RETIGHTENING THE SCREW CONNECTIONS
- --
10
10 Nm
5 Nm
25 Nm
1
2
3
4
5
1
2
3
4
5
- GEAR UNIT
- FIXED CONTACTS
- MOVING CONTACTS
- SCREENING RINGS
- TIE RODS
SERIAL NUMBER
-
MATERIAL NUMBER
SHEET
-
1 1 /
A4
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