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Model 6 OMNI-Center with MODBUS Data Acquisition
Section 8—Expansion
Bulletin No. 80445-108-01A
January 2001
COMPAC™ 6
This section describes how to add a COMPAC™ 6, six-inch (152 mm) unit to
an MCC section. Before installing these units, read and understand the
safety precautions at the beginning of this section. For complete details about
MCC installation, refer to “Section 4—Installation” beginning on page 21.
Control and Load Wiring
Pull-apart control terminals are mounted on the floor of the unit adjacent to
the wiring port on the right side. Terminate field control wiring on the
removable portion of the block.
DANGER
HAZARD OF ELECTRIC SHOCK, BURN, OR
EXPLOSION
• Always use a properly rated voltage sensing
device to confirm power is off.
1 2
3 4
5 6
7 8
9 10
11 A
1A
2X
1X
2
• Replace all devices, doors, and covers before
turning on power to this equipment.
Failure to follow these instructions will result
in death or serious injury.
8998-98122
• Turn off all power supplying this equipment
before working on or inside equipment.
8998-98113
• This equipment must be installed and serviced
only by qualified electrical personnel.
10 A Control Wire Terminal Block
To separate or remove the top portion of the terminal block from its base, grasp the top half and
pull apart as shown.
Each terminal is rated for one 16-12 AWG wire or two 16 AWG wires.
é
Torque terminal screws to 5 lb-in. (1 n m)
Figure 71: Pull-apart Terminals
Cable Connection Torque Values
Refer to the torque label on the right inside wall of the unit for load terminal
wire and torque requirements.
1 2
3 4
5 6
7 8
9 10
11 A
1A
2X
1X
2
UNIT MOTOR CONNECTIONS MUST
BE SIZED PER 60 C OR 75 C
NEC WIRE RATING.
USE COPPER WIRE ONLY.
MAINTAIN TORQUE VALUE OF
20 lb-in FOR THESE CONNECTIONS.
80438-064-01
8998-98115
Figure 72: Unit Torque Label
72
© 2001 Schneider Electric All Rights Reserved