Installation
Erection general procedures
P31--0002EN/02
3/6
01--2011
© ALSTOM 2010. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be
relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is
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strictly prohibited.
GRID
Screw sealing
Introduction
To prevent humidity from penetrating SF
6
gaskets, the outer mounting screws
should be sealed by applying an appropriate product.
NOTE
: This procedure should be applied to all assemblages of parts
submittedtoSF
6
pressure and electrical connection assembling.
Necessary products
List of the ALSTOM Grid products and accessories necessary for the screw
sealing :
ALSTOM Grid
reference
Diagram Designation
--01818327 LOCTITE 225 (250ml)
--01835265 MOLYKOTE 111 (100g tube)
--01835118 CONTACTAL HPG (200g tube)
Choice of the
product to use
The table below gives the product to use for the screw sealing depending on
the assembling type :
If assembling... Product to use ...
with seals
Can be
dismantled ?
Product ...
YES MOLYKOTE 111
NO LOCTITE 225
electrical connections CONTACTAL HPG
Continued on next page.
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