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ND-71548 (E) CHAPTER 3
Page 41
Issue 2
INSTALLATION PROCEDURE
This NAP explains the procedures for marking, drilling and other necessary work when the PBX is to be installed
on a free-access floor by either one of the following three methods.
• Securing the PBX directly onto the floor
• Securing the PBX with the special stand
• Securing the PBX with the floor elevation
This NAP also explains the procedures for marking, leveling and drilling for MDF, Power Equipment, and Periph-
eral Equipment (See Section 4.)
Note: Kinds of Anchor Bolts
Various types of anchor bolts are available; the type of bolt to be used depends on the application. Sleeve
expansion-type anchor bolts are generally preferred for the PBX installation. Table 002-1 shows anchor
bolt specification.
* Pull out Strength = 1,900 Kg (4185 lb)
(Concrete Strength = more than 20, 580, 000 Pa (2984.871 PSI))
NAP-200-002
Sheet 1/8
Marketing, Leveling, and Drilling
Table 002-1 Specification of Anchor Bolts-Sleeve Expansion Type
SCREW SLEEVE
BOLT
LENGTH
SLEEVE
LENGTH
DRILL
DIA.
DRILLING
DEPTH
MAX. THICKNESS
OF ITEM TO BE
FIXED
APPLICATION COMPONENTS
mm inch mm inch mm inch
M10 Ø17.3 50 2 38 1.5 Ø17.5 50 2 15 mm/0.6 in For concrete Bolts,
Washers,
Nuts
70 2.8 58 2.3 70 2.8 Concrete + Mortar
(20 mm/0.8 in
thick)
80 3.1 68 2.7 80 3.1 Concrete + Mortar
(30 mm/1.2 in
thick)