INSTALLATION
Installation Instructions for SIS Bus Bar Systems A2MS001EN revision R05
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4.7.1.2
ESTABLISHING THE
ELECTRICAL CONNECTION
4.7.1.2.1
INSTALLING FLEXIBLE
CONNECTORS AND
CONTACT SPRINGS:
ALUMINIUM-COPPER
Preparation
………………………………..
The connection sleeves must be cleaned on the
inside before installation. The same applies for the
surface of the bar in order to ensure the inside
of the connection sleeve is free from dust. Use
acetone and a lint-free rag.
The following describes how flexible connectors, bolts,
nuts, washers, conical spring washers, and contact
springs are installed. The contact springs must be
installed on the flexible connectors underneath the
conical spring washers. For Al-Cu connections,
contact grease compound filled Al elast contact discs
must be installed between the flexible connector and
the bus bar flange connection. The required tools and
material are shown in the following.