|Electricals & Electronics
|Power Distribution Solutions
14
Vertical Hanger (3600A
–
6300A)
11. VERTICAL SPRING HANGER INSTALLATION
For Vertical Spring Hanger, they are used on subsequent floors to absorb any expansion occurrence from
busduct. Moreover, immediately support shall be provided if the floor-to floor distance exceeds 4 meters.
The following instructions are for fitting of vertical fixed Hanger for Busduct systems.
11.1.
Temporarily support the busduct section in place. Fit the C-
Channel (customer
’s scope) onto the Floor Flange. Fix on the
bolts (customer
’s scope) onto the slab in order to hold the C-
Channel firmly to the slab.
11.2.
Drill the C-Chanel with opening hole of 14mm dia. To
accommodate the fixed support rod. Locate the hole in line
with the centerline of the side of the busduct housing. The
distance between these two holes from center is 65mm.
Then, drill the busduct housing with opening hole of 12mm dia.
with the height around 190mm from the top of the C-Channel
for installing the L-Channel Bracket by using M10 bolts
supplied. The distance in between these two holes from center
to center is 60mm.
11.3.
Fix the rod to the top of the C
– Channel together with the
nuts.
11.4.
Try to adjust the top nut on both sides until the height from the
top of the C
– Channel to the base of the L – Channel is
around 155mm, while the height from the bottom of L
–
channel to the bracket of the vertical spring hanger is 100mm.
Then, fix the L
– Channel together with the nuts as shown in
Fig. 15.
11.5.
Unscrew the top nut, 15mm above the top of the L
– channel.
The process of installing the vertical spring hanger is
completed.
Fig. 15