SPECIFICATIONS

1. General

1-1 The davit is manufactured and tested under the approval of Classification Society (ABS) in compliance with the requirements of MSC.47(66)---1974 SOLAS Amendments & MSC.48(66)---International LSA. and Crane code.

1-2 The davit is a Single arm slewing type davit and it lowers the boat/raft on the water by the help of its own weight.

1-3 The davit is a hydraulic slewing type davit and it would be slewed by accumulator driven in case of power failure.

1-4 The boat/raft is lowered by means of remote control, that the crew can release and stop the hand brake of the winch from inside of the boat via wire connection to the brake arm and wire spool on the winch. Alternatively the crew can operate the hand brake on the deck.

1-5 A permanently mounted motor on the winch is used for hoisting the boat with 6(six) persons back to the shipside position.

1-6 The winch drives wire drums by means of motor through the reduction spur gears and equipped with centrifugal speed limiting device, manual lowering brake.

1-7 The inspections and tests of davit appliances are in accordance with the IMO MSC.81(70).

2. Model

Our model: Davit----SAF21

Davit lowering load: Max. 21kN

Davit hoisting load: 18.5kN

Hoisting speed of boat/raft: ≥18m/min

Lowering speed of boat: 40~60m/min

Max. slewing angle:330⁰

Stored power slewing angle:130⁰

Slewing speed in stored power driven:0.6～0.8r/min

Slewing speed in electric power driven:∽0.25r/min

Designed conditions:Heel20⁰+Trim10⁰

Boat fall: 16mm Dia. Non-twist, Galv.

Type of stored power unit: NXQ2-F63/31.5-H

Motor for pump station: M2QA112M4

Protection grade: IP56

Insulation class: “F”

Power source: AC, 480V, 60Hz, 3phrases

Motor for winch: M3AA132M4

Protection grade: IP56

Insulation class: “F”

Power source: AC, 480V, 60Hz, 3phrases

Self weight:~3200kg

3. Material

Davit arm: Mild steel

Winch casing: Mild steel

Gear: Carbon steel, chromium steel

4. Scope of our supply

1(one) shipset(s) consisting of

1 set A complete set of davit

1 set Pump unit

1 set Accumulator

5 sets Limit switch (IP56)

1 set Starter panel (IP56)

1 set Push button (IP56) with protection box

1 set Remote control wire rope

1 set Spare parts

1 set Various ropes

1 set Base

1 set Foundation bolts and nuts to be provided by maker, and

the foundation to be made by maker and welded on deck

by shipyard

2 sets Operating plate for rescue boat

5. Items excluded from our supply

-------------Cable on the deck

-------------Gear oil

-------------Performing on board test

SHEET 3 OF 3

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