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NDA
DAVITS
For
detailed information contact: Scan
Pacific Marine, LLC, USA RepresentativesDavit
System Type NDA for Norsafe
The
NDA davit system is designed for the safe
and efficient launch and retrieval of Norsafe
rescue boats. The davit system is designed
for long time operation in a tough and corrosive
marine/offshore environment. The davit system
is designed to fulfill all requirements as
given in latest SOLAS/IMO and MSC 809 requirements.
The
System will allow: Hoisting and lowering of
the fully loaded boat up to 20° list and 10°
trim. Gravity lowering of the fully loaded
boat up to 20° list and 10° trim, completely
independent of any power supply. The davit
system is based on hydraulically driven jib
cylinder system with a cylinder and a hydraulic
driven winch. Both the winch and the jib system
are supplied with hydraulic energy from one
power unit. A hydraulic power pack is included,
and may be located in a suitable location
on the vessel. (Bolted to deck) A separate
control stand with control valves is also
included. This has to be installed by bolts
in a suitable location where a good visibility
over the davit and boat is obtained.
All
internal hydraulic piping is properly done
and completed on the entire davit system.
The only installation work of piping required
is the connection of hydraulic pipes from
the power pack to the control stand and further
to the davit. All selected equipment is chosen
and installed to ensure the lowest possible
emission of sound and to give good access
for maintenance.
RANGE
OF DAVIT DYSTEMS/APPLICATIONS
Type NDA: Rescue Boat
Type HD: Free Fall
Type PL: Offshore
Type LE: Totally Enclosed Life Boat (TELB)
Type RE: Rescue Function TELB
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TYPE
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SWL
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El.
power consumption 18m/min, 50,/min
hoisting speed
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Oil quantity tank/total in
system
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NDA
12
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1400
kg
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6,8
kW (18m/min)
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75
l / 110 l
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NDA
14
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1400
kg
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8,3
kW (18m/min)
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150
l / 200 l
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NDA
25
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2800
kg
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11
kW / 26 kW
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150
l / 225 l
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NDA
28
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2800
kg
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15
kW / 42 kW
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250
l / 325 l
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NDA
40
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4000
kg
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25
kW (18m/min)
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250
l / 325 l
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Davit
System Type HD for Norsafe Freefall Lifeboats
The HD davit have been specially engineered
for the safe and efficient launch and retrieval
of the GES free fall lifeboats. It is designed
for long term operation in the harsh marine
and offshore environment. Each system allows
: Free fall launch of the fully loaded lifeboat,
in any conditions up to 20 degree list and
10 degree trim, without any additional power
supply. Recovery of the boat with a crew of
3 persons.
Each davit system has two hydraulically driven
jib cylinders for launching the lifeboat,
with a hydraulically driven lifeboat winch,
with two wire falls for its retrieval. The
jib system and lifeboat winch are driven from
a common hydraulic power pack. It is possible
to connect the system to an external hydraulic
power source. All equipment is designed and
installed to ensure the lowest possible emission
of sound and to good access for service and
maintenance.
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TYPE
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FOR
BOAT TYPE
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SWL
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HD
18
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GES
18
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4.865
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HD
25
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GES
25
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6.150
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HD
30
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GES
30
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7.000
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HD
33
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GES
33
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8.500
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HD
40
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GES
40
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12.000
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HD
50
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GES
50
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13.500
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