GE GL317D Instruction Manual page 272

Sf6 circuit- breaker
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Hoisting and preparing the breaking chamber
Raising the breaking
chambers
Assembling
the
centring pins
Depressurizing the
chambers
03- 2017
Installation
Chamber - Column Coupling
Using two slings, lift the chambers and LEVEL THEM, the casing (2) should
be at head height (approximate weight: 700 kg).
Fit parts A, B & C to the centring pins (30) & (31) without locking them in place
so that they may be easily removed later on.
NOTE:
Pin (31) is longer than pin (30).
S Remove the cap (5) from the transport cover (4) and operate the valve (6)
to re- establish atmospheric pressure within the chambers.
REMINDER: transport pressure nitrogen: azote (N
(101.3 kPa).
S Refit the cap (5).
GE Information
C
B
A
4
6
2
30
31
) at 0.03 MPa at 20C
2
5
Continued on next page.
L31- 7143EN/02
6/16

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