Site preparation
98-133966-G1
Chapter 3: Installation
3-11
3333
Installation
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)
0.4
a
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.
200
5
24.0
0.6
220
5
26.5
0.8
250
5
30.2
1
270
5
32.7
Table 3-2: Mast dimensions without braces
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
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
30-40°
SAILOR900TM.book Page 11 Monday, September 16, 2013 11:01 AM
Summary of Contents for Sailor 900 VSAT
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