Model 6 Motor Control Centers 80459-641-01E
Section 4—Installing the MCC 10/2012
© 1999–2012 Schneider Electric All Rights Reserved46
ENGLISH
Vent Hood Installation for MCCs
with 2500 A Horizontal Bus
This section contains instructions for installing a vent hood over the top
plate vents on a motor control center (MCC) with 2500 A horizontal bus.
NOTES: • Do not install the vent hood until the MCC is in its final location.
• Retain all hardware.
1. Turn off all power supplying this equipment before working on or inside
the equipment, and follow lockout/tagout procedures. Always use a
properly rated voltage sensing device to confirm the power is off.
2. Remove the 3/8-in. (9.525 mm) bolts, washers, and the lifting angle
(see Figure 57).
DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
• Apply appropriate personal protective equipment (PPE) and follow safe
electrical work practices. See NFPA 70E or CSA Z462.
• 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 drill or cut in the top area of the motor control center.
• Avoid contaminating the motor control center with dust or debris.
• DO NOT lift the cabinet by the vent hood or by attaching lifting angles to the
vent hood.
Failure to follow this instruction will result in death or serious injury.
Figure 57: Remove the Hardware
3/8-in. (9.525 mm) bolt
and washer
Lifting angle
10-32 screw
Vent hood
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