Installation Manual

1
31169-601-01
10/2006
Lexington, KY, USA
Instruction Bulletin
Square D
®
Intelligent Load Center
QO
®
Indoor Load Centers, Class 1130
Retain for future use.
Introduction
This bulletin contains instructions for the installation and operation of
QO
®
indoor load centers.
Safety Precautions
Preparation
1. Determine the wiring or conduit requirements for the main and
branch circuits, as required by local electrical codes.
2. Select the proper cable clamp, or use other approved methods for
securing the cable or conduit to the enclosure.
3. Remove the appropriate knockouts required for installation of cable
clamps or conduit. To remove the knockouts, see Figure 1 on
page 2.
DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
Apply appropriate personal protective equipment (PPE) and follow safe electrical
work practices. See NFPA 70E.
This equipment must only be installed and serviced by qualified electrical
personnel.
Turn off all power supplying this equipment before working on or inside equipment.
Always use a properly rated voltage sensing device to confirm power is off.
Replace all devices, doors and covers before turning on power to this equipment.
Do not allow petroleum-based paints, solvents, or sprays to contact the nonmetallic
parts of this product.
Before starting a wiring installation or addition, consult a local building or electrical
inspector for current National Electrical Code requirements. Local codes vary, but
are adopted and enforced to promote safe electrical installations. A permit may be
needed to do electrical work, and some codes may require an inspection of the
electrical work.
This equipment may not be suitable for use in corrosive environments present in
agricultural buildings. See NEC 547 or CEC 2–400.
Failure to follow this instruction will result in death or serious injury.
ENGLISH