Training, Installation & Service Manual - Livewire Connections Ltd

3.2.6.3 SAILOR 900 VSAT ADU mast length
The below tables show the minimum dimensions for a SAILOR 900
VSAT ADU mast with and without stays or wires. Note that the
values are only guidelines - always consider the environment and
characteristics of the ship before deciding on the mast dimensions.
Mast without
braces
Max. free
mast
length
(steel), (m)
Outer
Diameter
(mm)
Wall
Thickness
(mm)
Weight
(kg/m)
Site preparation
3333
0.4 a
200 5 24.0
0.6 220 5 26.5
0.8 250 5 30.2
Installation
1 270 5 32.7
Table 3-2: Mast dimensions without braces
a. The height of 0.4 m is not recommended to be used as it will make
access through the ADU’s service hatch difficult.
Mast with 3 braces
Max. free
mast
length
(steel), (m)
Outer
Diameter
(mm)
Wall
Thickness
(mm)
Outer
Diameter
for brace
(mm)
Thickness
for brace
(mm)
1.2 140 10 50 5.0
1.2 200 5 50 5.0
1.6 140 10 70 5.0
1.6 200 5 70 5.0
2 160 10 70 5.0
30-40°
2 220 5 70 5.0
2.5 180 10 80 5.0
2.5 220 5 80 5.0
Table 3-3: Mast dimensions with 3 braces
98-133966-E2 Chapter 3: Installation 3-11