Site Preparation; General; Location; Foundation - ABB K-Line Plus Installation And Maintenance Instructions Manual

K - L i n e P l u s

Site Preparation

G
ENERAL
Before installing, consult all drawings furnished for the particular
order. The drawings show top and front views of the switchgear,
primary and secondary connection diagrams, and Bills of Materials.
Study these drawings and the following recommendations before
preparing the site plan drawings.
L
OCATION
Locate the switchgear in accordance with local regulations.
Clearances at the front should allow the installation and removal of
the circuit breakers. Allow enough rear clearance to open the rear
doors. Provide rear access for making connections before startup and
for periodic inspections.
appear on the drawings.
F
OUNDATION
The factory supplies floor plan drawings for each installation. The
concrete floor must be straight and level within ¼ inch over the entire
length of the line-up.
The design of the floor may include iron sills in the concrete. The sills
must be straight and level within ¼ inch over their full length, and
correctly spaced. Bolt ties between the sills and shim the lower flange
of each sill to proper height.
Install power and secondary (control) conduits before moving the
switchgear to the site. Available space for the conduits appears on
the floor plans supplied with the switchgear. Conduits should not
extend more than one (1) inch above the station floor level.
conduit openings before pouring concrete.
The recommended minimum clearances
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