Hach TU5300sc User Manual

Model 6 Motor Control Centers 80459-641-01E
Section 4—Installing the MCC 10/2012
© 1999–2012 Schneider Electric All Rights Reserved48
ENGLISH
Vented Pull Box Installation for
MCCs with 2500 A Horizontal Bus
This section contains instructions for installing a vented pull box on a motor
control center with 2500 A horizontal bus. Pull boxes are either 12 or 18 in.
(304.8 or 457.2 mm) high and mount on the top of the MCC.
NOTES: • Do not install the pull box 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 power is off.
2. Remove the 3/8-in. (9.525 mm) bolts, washers, and the lifting angle
(see Figure 59).
3. Remove the two 10-32 screws that secure the top closing plate to the
top of the cabinet (see Figure 59).
4. Remove the top closing plate from the structure.
5. Remove the front panel from the pull box. Position the pull box on top of
the cabinet as shown in Figure 60.
6. Install the two 3/8-in. (9.525 mm) bolts and washers that were removed in
Step 2. Place them through the pull box lower side channels and into the
top of the cabinet. Torque the bolts to 28–33 lb-in (3.164–3.729 N
•m).
7. Re-install the pull box front panel removed in Step 5 and the top closing
plate removed in Step 4 (see Figure 60).
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 it.
• 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 59: Remove the Hardware
3/8-in. (9.525 mm)
bolt and washer
Lifting
angle
10-32 screw
Top closing
plate
Figure 60: Install the Pull Box
Front panel
Pull box
Top closing
plate

Hach TU5300sc Specifications

General

Brand	Hach
Model	TU5300sc
Category	Controller
Language	English