Automation and Drives
SIEMENS 8PX3 MCC
Take Your MCC SIRIUSly
Automation and Drives
Agenda
8PX History
Product
Structure
Starters and Feeders
Success Stories
Automation and Drives
8PX History
8PX MCC product line was introduced in
approximately 1985.
MCC was manufactured in LaSalle, QC and
Edmonton, AB
Currently Manufactured in Edmonton, Alberta,
Canada
Automation and Drives
Front and Side Views
Types Of Enclosures
EEMAC 1, 1A, 2, & 12 Enclosures
MCC is available in both FOB (Front
Of Board) and BTB (Back To Back )
style.
With FOB style a maximum of 7
Size1 starters can be installed.
With BTB style a maximum of 13
size 1 starters can be installed.
FOB MCC depth is 416MM.
BTB MCC depth is 514mm.
Removable Side Sheets
Channel Sills supplied as standard
Lifting Angles for each line-up
Automation and Drives
Open Structure
Main bus rating up to 3000A
All bus is Tin plated Copper
Vertical bus is rated 550A for
FOB and 765A for BTB
Main and Vertical bus bracing is
22kA, 42kA, 65kA and 100kA
Main bus is located at the top of
the MCC structure
Structure is UB4 rated
NEUTRAL BUS
A Neutral bus mounted parallel to the
Main bus is available as an option.
Automation and Drives
INCOMING
Flexibility to adapt to
customers needs for
various different types
Top Incoming Cables
Bottom Incoming
Cables
Main Breaker / Fuse
Incoming Tap Box (Top
or Side)
Cable Pull Section
Transition Section
Service Entrance
Section
Automation and Drives
Open Units in Structure
8PX3 COMPONENTS
7 Size 1 or Size 2 FVNR Starters
within one vertical section.
13 size 1 or size 2 starters can be
installed in a BTB section
Vertical Wireway
8PX3 wireway is one of the most
spacious in the industry, providing
room for large number of control
and power circuits.
Control wiring tie downs are located
on the buffer plates. Up to 7
locations
Quarter-turn screws on doors
Automation and Drives
STARTER AND FEEDER UNITS
Starter Ratings
NEMA and HP ratings Available
All ratings are 600V
With Fuses 100kA
With ED6 MCP 42kA
With Current limiting breakers 65kA
Up to Size 4 are Draw-out
Size 5 and 6 are fixed mounted
Drives up to 100hp
RVSS up to 400hp
Drawout units have high flexibilty for
Interchange
Compactness
Maximum of stability
Easy access for maintenance and inspection
Automation and Drives
STARTER AND FEEDER UNITS
Operating Handle
Engineered and solidly built for
industrial applications.
The vertical operating handle
responds to the exact
requirements of the industrial
user.
Bright and positive indication of
the handle position is visible
with the compartment door
open.
Defeater mechanism on the
operating handle
Up to 6 Pilot Devices and 1
reset button can be mounted on
the travis plate
Automation and Drives
Starter Units
A manual latch on each
drawout unit provides secure
locking in the engaged
position
Ample space within the
units
All backplates are painted
white.
Globally accepted SIRIUS
contactors and overloads
Automation and Drives
Starter Units - Open
Ample Space within unit
Back Plates White
Sturdy Construction
Size 1
Size 3
Units totally enclosed with
buffer plates
Size 4
Automation and Drives
Breaker and Fuse Operator
SE&A Frame Breakers
100kA @ 600V Feeders
Knife Blade Switch up to
400A
100kA @ 600V Feeders and
Starters
Type C, J & R Fusing
Switch Made In Canada
Automation and Drives
Bus Stab & Handle Operator
Copper Alloy
Bright Colour
Power Wiring crimped to stabs
within housing
ON-OFF-Tripped
Self-aligning stabs
Breaker and Fusible
Defeater Mechinism
Interlock in ON position
Automation and Drives
Success Stories
Project Name
CMPC Celulosa Chile
CMPC Arauco Chile
Alcan Canada
Hibernia Oil Platform - Canada
Syncrude Canada
Diashowa Canada
Number of Sections
500
500
1000
1000
1000
500
